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Golf patents

      

This page is updated frequently with new Golf-related patent applications.

SALE: 580+ Golf-related patent PDFs



 Golf ball material and golf ball patent thumbnailGolf ball material and golf ball
A golf ball material includes (a) one or more resin ingredient selected from the group consisting of olefin-unsaturated carboxylic acid random copolymers, olefin-unsaturated carboxylic acid-unsaturated carboxylic acid ester random copolymers, and metal ion neutralization products of these copolymers; (d) an amino compound having at least 2 amino groups per molecule; (b) one or more resin ingredient selected from the group consisting of polyethylene, polyesters and polyamide elastomers; and (c) an agent for compatibilizing components (a) and (b). The compatibilizing agent (c) includes: (c-i) two different types of base polymer selected from a specific group, (c-ii) a hydrogenated diene polymer having at least one type of functional moiety selected from a specific group of moieties, and (c-iii) an olefinic polymer having at least one type of functional moiety selected from a specific group of moieties..
Bridgestone Sports Co., Ltd.


 Putter with adjustable alignment features patent thumbnailPutter with adjustable alignment features
An adjustable golf club putter head is disclosed herein. The putter head includes a removable alignment feature that can be swapped with a different alignment feature to change the alignment pattern, and a removable divider piece that contrasts with the alignment feature and can be swapped with different divider pieces to affect the cosmetics of the putter head and also adjust the putter head's mass properties..
Callaway Golf Company


 Golf swing training device patent thumbnailGolf swing training device
A golf swing training device is provided with a hoop positioned above and inclined relative to an operating surface; a support frame connected to and adapted to support the hoop; and a carriage. The carriage has a body portion, a club holder being pivotally connected to the body portion, and a roller dolly being connected to the body portion, the roller dolly being secured to the hoop and adapted to rotate around a circumference of the hoop, wherein a longitudinal club shaft axis of the club holder is angularly offset relative to a plane which is perpendicular to an axis of symmetry of the hoop..
Bellasilky Investments Pty Ltd


 Golf training apparatus patent thumbnailGolf training apparatus
An apparatus for golf training includes a wrist strap and a ring which are shaped and sized to be worn by a user. A cable extends between the wrist strap and the ring, and certain movements thereof are configured to provide an indication of improper swing form using an audible stimulus.

 Golf club grip pressure feedback device and  use patent thumbnailGolf club grip pressure feedback device and use
Devices and methods directed to golf training devices for providing feedback to the user on the grip pressure exerted on the golf club grip. In embodiments, the device is comprised of a grip configured to be coupled with the end portion of a golf club shaft.

 Universal lie-balanced putter system patent thumbnailUniversal lie-balanced putter system
A counter-balance grip system for a golf putter that allows for counter-balancing in the three degrees-of-freedom of relevant putter motion. A main balance-weight body is attached to the end of a putter shaft and allows for axial and radial asymmetric internal balance weighting about the putter shaft.

 Golf club shaft patent thumbnailGolf club shaft
A shaft 6 includes a plurality of layers formed by fiber reinforced resins. The layers include a hoop layer and bias layers.
Dunlop Sports Co. Ltd.


 Golf club head or other ball striking device with removable and/or movable sole member patent thumbnailGolf club head or other ball striking device with removable and/or movable sole member
A ball striking device, such as a golf club, includes a head with a face having a striking surface configured for striking a ball and being defined by a plurality of peripheral edges, a body connected to the face and extending rearwardly from the peripheral edges of the face, and a sole member connected to the sole of the body. The sole member may be removably connected to the sole, which can permit removal and replacement with another sole member having a different property.
Karsten Manufacturing Corporation


 Golf club head patent thumbnailGolf club head
Provided is a golf club head having a sole portion. In the sole portion, first and second grooves are formed extending in a toe-heel direction and recessed toward the inside of the sole portion.
Dunlop Sports Co. Ltd.


 Golf club head patent thumbnailGolf club head
Provided is a golf club head having a hollow structure and including a face portion, a crown portion, and a sole portion. In the sole portion, a first groove and a second groove are formed extending in a toe-heel direction and recessed toward the inside of the sole portion.
Dunlop Sports Co. Ltd.


Supported iron set

The present invention is directed to a set of golf clubs comprising long irons, mid irons and short irons. The irons have a progressive horizontal cg location.
Acushnet Company

Iron type golf club set

A set 2 includes two or more iron type golf clubs 4 having loft angles different from each other. Each club 4 includes a shaft sf, a head hd, and a grip gp.
Dunlop Sports Co. Ltd.

Iron type golf club set

A set 2 includes two or more iron type golf clubs 4 having loft angles different from each other. Each club 4 includes a shaft sf, a head hd, and a grip gp.
Dunlop Sports Co. Ltd.

Golf club and golf club set

(b) the inclination angle θ2h is greater than the inclination angle θ2c.. .

Contrast-enhanced golf club heads

golf club heads include white diffusing top surfaces to aid in club head alignment. Wood type club heads also include a dark diffusing club face so that a crown/face border is emphasized.
Taylor Made Golf Company, Inc.

Golf club head

A golf club head includes a body defining an interior cavity. The body includes a sole positioned at a bottom portion of the golf club head, a crown positioned at a top portion, and a skirt positioned around a periphery between the sole and crown.
Taylor Made Golf Company, Inc.

Adjustable length golf clubs and methods of manufacturing adjustable length golf clubs

Embodiments of adjustable length golf clubs and methods of manufacturing adjustable length golf clubs are generally described herein. Other embodiments may be described and claimed..
Karsten Manufacturing Corporation

Multi-layer golf ball

Multi-layer golf balls having a hard, high compression center, a relatively soft intermediate layer, and a stiff outer cover layer, are provided. The outer surface hardness of the intermediate layer is less than that of both the center and the outer cover layer..
Acushnet Company

Golf balls having foam center containing clay particulate

Multi-piece golf balls having a solid core made of a foamed composition and a cover are provided. Preferably, the core is dual-layered having has a foam inner core (center) and surrounding thermoset or thermoplastic outer core layer.
Acushnet Company

Determination of spin parameters of a sports ball

A method of determining spin parameters of a sports ball, such as spin axis and rotation velocity of a golf ball. The spin axis is determined solely from the trajectory of the flying ball, and the rotational velocity is determined from a frequency analysis of a signal provided by a radar, which signal comprises spectrum traces positioned equidistantly in frequency, which frequency distance relates to the spin velocity..
Trackman A/s

Multi-layer core golf ball

golf balls comprising a multi-layer core and a cover are disclosed. The multi-layer core comprises at least three layers, including at least one thermoset layer and at least one thermoplastic layer.
Acushnet Company

Golf club heads and methods to manufacture golf club heads

Embodiments of golf club heads and methods to manufacture golf club heads are generally described herein. In one example, a golf club head may include a body portion with a toe portion, a heel portion, a top portion, a sole portion, a back portion, and a front portion.
Parsons Xtreme Golf, Llc

Aerodynamic golf club head

An aerodynamic golf club head having a crown section that imparts beneficial aerodynamic properties due in part to the location of a crown apex and the curvature of the crown section.. .
Taylor Made Golf Company, Inc.

Metal wood club

A golf club head having a body having a first receptacle having ant aperture and a weight retention member affixed to the receptacle, the weight retention member having an opening, the weight retention member configured to receive a weighted insert, wherein at least a portion of the receptacle is located on the sole, wherein the receptacle includes a pair of perimeter walls, each of the perimeter walls substantially perpendicular to the sole adjacent the perimeter walls, wherein the pair of perimeter walls are separated by the aperture and are substantially parallel to one another.. .
Acushnet Company

Iron-type golf club head or other ball striking device

A ball striking device, such as an iron-type golf club head, includes a face having a ball striking surface and a body connected to the face. The body has a sole surface extending rearward from a leading edge of the face, and a toe surface extending rearward from a toe edge of the face.
Nike, Inc

Golf club head with replaceable face

A golf club head having a replaceable striking face is disclosed herein. More specifically, the present invention discloses a golf club head where at least a portion of the frontal striking surface of the face is detachable and replaceable to improve performance.
Acushnet Company

Golf club shaft assembly

Embodiments of golf clubs with coupling mechanisms are presented herein. In some embodiments, a golf club comprises a shaft having a shaft bore and a first end, and a club head having a coupling mechanism, the coupling mechanism including a hosel, an insert configured to be positioned within the hosel, the insert including a top end, a bottom end, an insert bore configured to receive the first end of the shaft, the insert bore having a bottom surface and an insert bore depth measured from the bottom surface to the top end of the insert, and a reinforcement member extending from the bottom surface of the insert bore, the reinforcement member configured to be positioned within the shaft bore to reinforce the coupling mechanism..
Karsten Manufacturing Corporation

Aiming feedback system with inertial sensors

An aiming system that provides feedback on how closely the aim of an object is aligned with a direction to a target. An inertial sensor on the object provides data on the object's position and orientation; this data is combined with target direction information to determine how to correct the aim.
Blast Motion Inc.

Sport sensing system

A system has footwear and a striking device. The striking device has a shaft connected to a striking surface for contacting an object.

Golf club head with center of gravity adjustability

The present invention is directed to a golf club head comprising one or more center of gravity and bias adjustment features. In some embodiments, the golf club head comprises an elongated cartridge having one or more sockets or weight ports to receive weight plugs, the arrangement of which can be changed to adjust the mass properties of the golf club head.
Callaway Golf Company

Iron type golf club head

A head 2 includes a face surface 4, a back surface 6, and a sole surface 8. The back surface 6 includes a top side region rt and a sole side region rs.
Sumitomo Rubber Industries, Ltd.

Golf club head

An iron-type golf club head comprising a topline, a sole in opposed relation to the topline, and a front portion extending from the topline toward the sole. The front portion includes a leading edge, a substantially planar hitting region including a face center, and a peripheral region.
Dunlop Sports Co., Ltd.

Balanced set of iron type golf clubs

A a method of making set of a plurality of at least a combination of three golf clubs of progressive lofts that are matched to provide identical swing characteristics; each of the golf clubs including a club head, a shaft and a grip at the upper end of said shaft; each club of the combination characterized by having an essentially identically located, computer designed center of gravity; each club being further defined by the shaft having an equal length, having an identical swing weight, identical grip weight and an identical club head weight.. .

Automatic golf ball lifting device

An automatic golf ball lifting device capable of lifting a golf ball up to ground level comprises a first cylinder having dimension of a standard golf hole, and a second cylinder fit into the first cylinder where inside second cylinder there installed mechanisms for lifting the golf ball up to the ground level. The mechanisms for lifting the golf ball up in the second cylinder comprises: a golf ball plate; a load cell, installed underneath said golf ball plate at the uppermost end of a lifting set; a lifting set functions to move the golf ball plate up upon being actuated through a preset pcb, where at lower end of the lifting set is connected to a ball screw set and the uppermost end connected to the load cell; a ball screw set having screw which can turn clockwise or anticlockwise to allow lifting set to move up or down to a preset level; a motor functions to drive ball screw set through a bevel gear; a bevel gear rotates by motor and functions to turn the screw; a pcb electronically controls operation of all the components in the second cylinder; battery supplies electrical power to motor.

Golf ball incorporating at least one non-isocyanate-containing polyurethane layer

A golf ball comprising at least one layer consisting of a non-isocyanate-containing polyurethane composition comprising the reaction product of: at least one amine or polyamine, having an average functionality of 2.0 or greater, and at least one cyclo-carbonate. The amine may be selected for example from the group consisting of: ethylenediamine, hexamethylenediamine, or tris(2-aimnoethyl)amine, or blends thereof; and the polyamine may be selected for example from the group consisting of polyoxypropylene diamines, polyoxypropylene triamines, and combinations thereof.
Acushnet Company

Golf balls having core structures with iron-containing centers

Multi-piece golf balls having a solid core and cover are provided. The ball contains a small, heavy inner core and surrounding outer core layer.
Acushnet Company

Dimple patterns for golf balls

The present invention provides dimple patterns with tetrahedral tilings where the dimples are arranged in multiple copies of a first domain and a second domain, and the dimple pattern in the first domain is different than the dimple pattern in the second domain. A majority of dimples are provided having a first plan shape and a first profile shape, and at least one of the domains has a sub-pattern of nearest neighbor dimples having either a plan shape or a dimple profile shape that is different than the majority of dimples..
Acushnet Company

Method, apparatus, and system for golf product reconfiguration and selection

A computer program is disclosed for reconfiguring a property-adjustable golf club. The program receives data input corresponding to a current configuration of an adjustable feature of the golf club, and data input corresponding to trajectory adjustment information.
Sri Sports Limited

Method, apparatus, and system for golf product reconfiguration

A computer program is disclosed for reconfiguring a property-adjustable golf club. The program receives data input corresponding to a current configuration of an adjustable feature of the golf club, and data input corresponding to trajectory adjustment information.
Sri Sports Limited

Golf putter head assembly and use

A head assembly for a golf putter includes a head piece, a hosel or connector for attaching a putter shaft to the head piece, and a releasable clamping element. A body portion of the hosel is formed with a concavity defined by a cylindrical concave surface.

Method for configuring the face of a putter

The present invention is a method of forming the ball striking face of a putter type golf club to control the amount of force applied to a golf ball for a given stroke in order that golf ball struck away from the center of percussion of the face travels essentially the same distance as golf balls struck precisely at the center of percussion.. .

Golf club head with back cavity protrusion

A golf club head including a body having a front portion, a rear portion, a toe portion, a heel portion, a top portion, and a bottom portion. The body further includes a cavity in the front portion.
Karsten Manufacturing Corporation

Golf clubs and golf club heads

golf clubs and/or golf club heads include a club head body defining an interior chamber, structure for engaging a shaft with the body, and/or a shaft engaged with the body. The club head body may have an overall length of at least 4.5 inches and an overall breadth of at least 4.2 inches.
Karsten Manufacturing Corporation

Golf ball scoop

The present invention relates to a ball scoop device comprising a hollow transport shaft connected by a lower angled connection to a ball scoop at the lower end of the transport shaft and connected by an upper angled connection at the upper end of the transport shaft to a ball retainer and a method for using the same.. .

Golf ball having non-planar parting line with non-circular dimples

(0.15)Σlarcs≦Σllines≦(0.50)Σlarcs.. .

Systems and methods for fitting golf equipment

A golf equipment fitting system that uses advanced technology to not only objectively identify the optimum equipment for the golfer, but to also identify and help correct swing flaws so that the golfer can achieve optimum performance on the golf course. Thus, in one embodiment, golf fitting includes collecting data related to the golfer's swing and determining if the golfer's swing technique should be modified based at least in part on the collected swing data.
Max Out Golf, Llc

Target golf game system

A golf target system featuring a hitting bay including a golf ball launch monitor system, a playing area including a plurality of illuminated panels, and a controller in communication with the golf ball launch monitor system and the plurality of illuminated panels, wherein the controller selectively controls the illumination of the plurality of panels to define one or more visual targets observable from the hitting bay and receives information from the golf ball launch monitor system such that, when a golf ball is hit from the hitting bay towards the playing area, the golf ball launch monitor system communicates data to the controller sufficient for the controller to identify a landing position of the golf ball with respect to the one or more visual targets.. .

Motion analysis apparatus, motion analysis system, motion analysis method, recording medium, and display method

A golf swing analysis apparatus detects a state of a shaft of a golf club by using an output from an inertial sensor, calculates a relative rotation angle of the shaft which changes about an axis of the shaft until the shaft transitions from a first state to a second state due to a swing of the shaft, and compares the calculated relative rotation angle with a reference relative rotation angle in a reference swing which is used as a reference, with respect to at least one of a change range of the relative rotation angle, the required time from the first state to a state in which the relative rotation angle becomes the maximum, and the maximum value of the relative rotation angle, and outputs a comparison result.. .
Seiko Epson Corporation

Method of coupling a motion sensor to a piece of equipment

Method for coupling a sensor to a piece of equipment, such as a golf club, baseball bat, or tennis racket, that ensures that the sensor is in a known position and orientation relative to the equipment. Compensates and calibrates for degrees of freedom introduced in manufacturing and installation.
Blast Motion Inc.

Dynamic positioning golf training apparatus

An apparatus to enable golfers to practice uneven golf shots. According to embodiments of the present disclosure, a golf training apparatus is generally comprised of a foot platform and a ball platform that may be dynamically positioned.

Support for golf bag towel

A golf bag including a body defining a housing adapted to receive one or more golf clubs, and extending between a bottom portion and a top portion. The golf bag further includes an attachment mechanism coupled to the body, and configured to secure a first portion of a towel.
Karsten Manufacturing Corporation

Advanced hybrid iron type golf club

The present invention is a unique advanced hybrid iron type golf club having a curved face. The golf club incorporates the discovery of unique relationships among key club head engineering variables such as volume, blade length, heel blade length section, zcg, front-to-back dimension, and club moment arm..
Taylor Made Golf Company, Inc

Golf club heads with optimized characteristics and related methods

Embodiments of golf club heads with optimized characteristics including optimizing the head center of gravity height and depth in relation to the head volume and mass, are presented herein. Other examples and related methods are also disclosed herein..
Karsten Manufacturing Corporation

Golf club head or other ball striking device with face having modulus variance

A ball striking device, such as a golf club head, includes a face having a ball striking surface, an inner surface opposite the ball striking surface, and a thickness defined between the ball striking surface and the inner surface, and a body connected to the face and extending rearward from the face. The face has a modulus gradient across the thickness of the face, such that the modulus of the face varies at different distances from the ball striking surface.
Karsten Manufacturing Corporation

Golf club heads having a hydrophobic surface and methods to manufacture golf club heads having a hydrophobic surface

Embodiments of golf club heads having a hydrophobic surface and methods to manufacture such golf club heads are generally described herein. The golf club heads are configured to comprise a ball-striking face and at least two channels formed therein.
Karsten Manufacturing Corporation

Golf club head customization

A method of customizing a golf club, wherein the method includes generating operating data representative of a user operating a mechanical device. The operating data is generated by a first sensor sized and configured to be removably positioned in a mounting port formed on the mechanical device during operation of the mechanical device.
Dunlop Sports Co., Ltd.

Low compression golf ball

Disclosed herein are two-layer and three-layer, low compression golf balls including a low compression single- or dual-layer rubber core and a single cover layer.. .
Acushnet Company

Systems and methods for storing and analyzing golf data, including community and individual golf data collection and storage at a central hub

Systems and methods are described for providing coaching, training, or equipment specification information to individual golfers based on data generated during their individual golf swings. Additionally, data hubs are described that provide information and services to individuals based on data collected for a community of multiple golfers.
Karsten Manufacturing Corporation

Golf club head with flexure

A golf club head including a crown, a sole, a hosel, a face, a flexure, and a weight member. The flexure provides compliance during an impact between the golf club head and a golf ball, and is tuned to vibrate, immediately after impact, at a predetermined frequency.
Acushnet Company

Golf club head having a stress reducing feature and shaft connection system socket

A golf club incorporating a stress reducing feature and a shaft connection system socket. The location and size of the stress reducing feature and the shaft connection system socket, and their relationship to one another, selectively increase deflection of the face and provide stability of the shaft connection system..
Taylor Made Golf Company, Inc

Golf club heads with apertures and methods to manufacture golf club heads

Embodiments of golf club heads with apertures and methods to manufacture golf club heads are generally described herein. Other embodiments may be described and claimed..
Karsten Manufacturing Corporation

Golf clubs with adjustable loft and lie and methods of manufacturing golf clubs with adjustable loft and lie

Embodiments of golf clubs with adjustable loft and lie and methods of manufacturing golf clubs with adjustable loft and lie are generally described herein. Other embodiments may be described and claimed..
Karsten Manufacturing Corporation

Golf shaft flex connection

A shaft insert (or external connecting segment) with greater flexibility than the substrate shaft allowing for a more flexible zone in an area of separation between two separated portions of the substrate shaft. The flexible connection is intended to be installed between two segments of the separated substrate shaft primarily on a golf putter with the flexible connection within 5 inches of the base of the club in total compliance with usga (united states golf association) rule 2, appendix ii.

Golf ball and manufacture

In a golf ball having a core and a cover of one or more layer encasing the core, an outermost layer of the cover is molded of a thermoplastic material selected from the group consisting of polyurethane, polyurea and mixtures thereof, and the surface of the cover is treated with a polyisocyanate compound that is free of organic solvent. A method of manufacturing the golf ball is also described.
Bridgestone Sports Co., Ltd.

Multi-layered cores for golf balls based on ionomers

Multi-piece golf balls having a solid core of at least one layer and cover of at least one layer are provided. Thermoplastic ethylene acid copolymer ionomer compositions are used to form the core layers.
Acushnet Company

Golf balls having non-uniform core structures with metal-containing centers

Multi-piece golf balls having a solid core and cover are provided. The ball contains a small, heavy inner core and surrounding outer core layer.
Acushnet Company

Golf ball

golf ball having a core and a cover of one or more layers, the core being formed of a material molded under heat from a rubber composition including a base rubber, an organic peroxide, and water and/or a metal monocarboxylate. Defining the tan δ slope as (tan δ10−tan δ1)/(10%−1%), where tan δ1 and tan δ10 are the loss tangents at dynamic strains of, respectively, 1% and 10% when the loss tangents of the core center and the core surface are measured at −12° c.
Bridgestone Sports Co., Ltd.

Dimple patterns for golf balls

The present invention provides dimple patterns with octahedral tilings where the dimples are arranged in multiple copies of a first domain and a second domain, and the dimple pattern in the first domain is different than the dimple pattern in the second domain. A majority of dimples are provided having a first plan shape and a first profile shape, and at least one of the domains has a sub-pattern of nearest neighbor dimples having either a plan shape or a profile shape that is different than the majority of dimples..
Acushnet Company

Dimple patterns for golf balls

The present invention provides dimple patterns with icosahedral tilings where the dimples are arranged in multiple copies of a first domain and a second domain, and the dimple pattern in the first domain is different than the dimple pattern in the second domain. A majority of dimples are provided having a first plan shape and a first profile shape, and at least one of the domains has a sub-pattern of nearest neighbor dimples having either a plan shape or a dimple profile shape that is different than the majority of dimples..
Acushnet Company

Golf player aid with stroke result forecasting

A method of using a computing device to forecast the result of a golf stroke and a portable handheld device for collecting and displaying golf round data are provided. The data collected for each stroke includes the location, time, and club used and the resulting ball position achieved.
Appalachian Technology, Llc

Short game golf trainer system

A short game golf trainer system in three releasably coupled parts: a horizontal base, a vertical support, and a cantilever horizontal top plate. The base has anchoring features, such as holes for receiving spikes, for anchoring the base to a putting green.

Sounds generator for golf practice

The present invention relates to a sound generator for golf practice and includes: a main body having a sound generating portion from which sound is generated and a curved portion for supporting a golf club; and gripping means for keeping the golf club fixed to the curved portion. This sound generator has a structure from which sound is varied according to the speed of a swing as air enters in the direction in which a golf club is swung.

Golf club head cover with repositionable closures and related methods

Implementations of golf club head covers may include a body portion defining an internal cavity for receiving a golf club head, the internal cavity exposed at an opening in the body portion, a flap coupled to the body portion and configured to cover the opening of the body portion, a guide strip coupled to the flap, a strap holder configured to move along the guide strip slidably coupled to the guide strip, and a strap coupled at an end of the strap holder, wherein the strap is configured to secure the flap over the opening through coupling to a front face of the body portion.. .

Golf club

A golf club has within the grip a main device, a connector, a wireless module, an antenna, a light emitting element, and an optical fiber. The main device is a device that includes a sensor such as a motion sensor, a circuit such as a cpu, and a battery.
Yamaha Corporation

Golf club heads and methods to manufacture golf club heads

Examples of golf club heads and methods to manufacture golf club heads are generally described herein. In one example, a golf club head may include a body portion with a toe portion, a heel portion, a rear portion, a front portion with a strike face, a sole portion, and a top portion with a plurality of weight ports.
Parsons Xtreme Golf, Llc

Golf putter

golf clubs, and more particularly to a golf putter and a club head for a putter are disclosed. In one embodiment, the club head has a body having a club face, a first extension portion at the first end of the club face extending in a direction either outwardly, or rearwardly and outwardly away from the center of the club face; and a second extension portion at the second end of the club face extending in a direction either outwardly, or rearwardly and outwardly away from the center of the club face.
Pelican Golf, Inc.

Golf club heads with frequency modulation devices and related methods

Embodiments of golf club heads with frequency modulation devices are presented herein. Other examples and related methods are also disclosed herein..
Karsten Manufacturing Corporation

Golf club head or other ball striking device with weighted body member

A ball striking device, such as a golf club, includes a head that includes a face having a ball striking surface configured for striking a ball and a body connected to the face and extending rearward from the face. A face member formed primarily of a metallic material forms the face, and a body member is connected to the face member and extends rearward from the face member to form at least a portion of the body.
Karsten Manufacturing Corporation

Iron-type golf clubs and golf club heads

In general, aspects of this invention relate to blade-type iron golf clubs or golf club heads. The blade-type golf club head may comprise a body forged of a metal material.
Karsten Manufacturing Corporation

Golf club heads and methods to manufacture golf club heads

Embodiments of golf club heads and methods to manufacture golf club heads are generally described herein. In one example, a golf club head may include a body portion with a toe portion, a heel portion, a top portion, a sole portion, a back portion, and a front portion.
Parsons Xtreme Golf, Llc

System, apparatus, and using mobile sporting goods

Systems, apparatus, and methods for using mobile sporting goods. In one aspect, the system permits a sporting enthusiast to track the location of a mobile sporting good, such as a golf ball, relative to a target, such as a target on a driving range, and correlate that location to a simulated location on a simulated golf hole..

Golf simulator, and golf simulation method

A golf simulator comprises a photosensor unit, an image input unit, a movement information calculation unit, a spin information calculation unit and a flight trajectory calculation unit. The photosensor unit detects a moving path of a golf ball by using a plurality of photosensors, the image input unit inputs movement images of the golf ball, the movement information calculation unit calculates a moving direction and speed of the golf ball from information acquired from the photosensor unit, the spin information calculation unit calculates a spin amount of the golf ball from the inputted images, and the flight trajectory calculation unit calculates a flight trajectory of the golf ball by using movement information and spin information.
Rd-tek Co., Ltd

An assisting a player playing golf

An apparatus (10) for assisting a player playing golf is disclosed. The apparatus includes a club connector (14) for connecting part of the apparatus to a golf club.
Mustachio Ltd.

Golf swing training device

An easily assembled and disassembled portable golf swing training device includes plural interconnected elongated, linear rods and arms for the development of proper golf club takeaway, backswing and downswing mechanics. The position of the golf club during the swing is compared with generally accepted swing parameters, and club positions not within acceptable limits are evidenced by easily detected golf club contact with one or more of the device's aims which are all adjustable in length and position depending upon individual golfer characteristics, and which are pivotally mounted, padded and flexible to avoid injury as well as damage to the inventive device or to a golf club.

Golf club head and manufacturing golf club head

A golf club head and method of manufacturing are disclosed. Other embodiments are also disclosed..
Karsten Manufacturing Corporation

Putter-type golf club head

Putter-type golf club head that, when oriented in a reference position, includes a striking wall extending in the heel to toe direction and defines a substantially planar striking face for hitting a golf ball. A central elongate member is in communication with, and extends rearward from, the striking wall.
Dunlop Sports Co. Ltd.

Golf club head

An iron-type golf club head includes a striking face; a base surface opposite the striking face; and a perimeter weighting element surrounding the base surface and including a top-line portion, a sole portion, a heel portion, and a toe portion. A first auxiliary cavity is delimited by the perimeter weighting element and a first perimeter wall, the first perimeter wall coupled to the sole portion and to the heel portion of the perimeter weighting element.
Dunlop Sports Co. Ltd.

Golf club heads and methods to manufacture golf club heads

Embodiments of golf club heads and methods to manufacture golf club heads are generally described herein. In one example, a golf club head may include a hollow body portion having a front portion, a rear portion, a toe portion, a heel portion, a bottom portion, a top portion, a plurality of ports on the bottom portion and a plurality of inner support portions in the hollow body portion.
Parsons Xtreme Golf, Llc

Golf club heads and methods to manufacture golf club heads

Embodiments of golf club heads and methods to manufacture golf club heads are generally described herein. In one example, a golf club head may include a hollow body portion having a front portion, a rear portion, a toe portion, a heel portion, a bottom portion, a top portion, a plurality of ports on the bottom portion and a plurality of inner support portions in the hollow body portion.
Parsons Xtreme Golf, Llc

Golf club heads and methods to manufacture golf club heads

Embodiments of golf club heads and methods to manufacture golf club heads are generally described herein. In one example, a golf club head may include a hollow body portion having a front portion, a rear portion, a toe portion, a heel portion, a bottom portion, a top portion, a plurality of ports on the bottom portion and a plurality of inner support portions in the hollow body portion.
Parsons Xtreme Golf, Llc

Golf club head or other ball striking device having multi-piece construction and manufacturing

A ball striking device has a head that includes a metal face configured for striking a ball, a rearwardly extending metal band, a top piece, and a bottom piece. The metal band has a first end extending from one side of the face, a second end extending from the opposite side of the face, and a rear portion extending between the first and second ends and defining at least a portion of the rear periphery of the head.
Nike, Inc.

Golf club system with interchangeable golf club heads

A system of interchangeable club heads sharing one or more shafts and golf bag for carrying the club heads and one or more shafts. The club heads contain a shaft segment to set club length and a coupler to interconnect to the shaft and grip.

Low compression golf balls having layers made from plasticized thermoplastic materials

Low compression, multi-piece golf balls containing a solid core and two or three-layered cover assemblies are provided. Preferably, the ball has a compression of less than 60 and more preferably less than 50.
Acushnet Company

Three-layer-core golf ball having highly-neutralized polymer outer core layer

A golf ball includes an inner core layer formed from a thermoset rubber composition. The inner core layer has a first outer surface shore d hardness and an outer diameter of about 0.8 to 1.40 inches.
Acushnet Company

Golf swing sensor assembly

Each club in the bag has a small sensor mount on its shaft with indicia indicating what club (9-iron, 7-iron, fairway 5-wood, etc.) the mount is attached to. A swing sensor can then engage the mount and read the indicia, sending both sensed swing information and club type to an app on the golfer's mobile phone.
Sony Corporation

Methods and systems for sports simulation

A sports simulator calculates the rotational and translational velocity of a sports object. The rotational velocity is calculated using image analysis.
Full-swing Golf, Inc.

Sports simulator and simulation method

A sports simulator calculates spin of a sports object using image analysis. A velocity vector is also calculated.
Full-swing Golf, Inc.

Golf putter with training device

Disclosed is a golf putter incorporating a training device that is configured to provide an intuitive coaching system to aid a golfer in the development of proper visualization of their putt, and that provides a configuration that ensures that the golfer maintain proper form (including through ensuring proper alignment, proper backswing, and proper topspin application) throughout their practice putting strokes. The golf putter includes a motion sensor that determines and preferably displays to the golfer the speed of their putting stroke and the distance of that stroke through both rearward (backstroke) and forward (throughstroke) movements, and provides a light beam projection device configured to project a tracking pathway onto the ground in front of the putter, indicating the ball path that the putter should strive to putt the ball through with their stroke while insuring proper alignment of the putter face with the intended target line.

Display method, display apparatus, motion analysis system, motion analysis program, and recording medium

A display method includes acquiring first attitude information of the hands of a subject holding an exercise equipment during standing still on the basis of an output from an inertial sensor (sensor unit) which measures a swing action of the subject (user) performing a swing with the exercise equipment (golf club) and is attached to at least one of the exercise equipment and the subject, acquiring second attitude information of the hands of the subject holding the exercise equipment at impact on the basis of an output from the inertial sensor, and displaying at least one of the first attitude information and the second attitude information.. .
Seiko Epson Corporation

Audio and visual/touch golf training device and training method using golf training device

A golf training device with audio and visual/touch cues for independent golf swing training in an absence of a golf instructor includes a tube having a first end and a second end and an outer surface. A sliding mass is disposed slidingly within the tube, the sliding mass including a chamfer on at least one end of the sliding mass.
Mn Sport Products, Llc

Golf training aid

A golf swing training aid comprising a base member, a primary support member emanating upward from the base member, a primary guide rail secured to the primary support member, a backswing guide rail secured to the primary guide rail in the form of an elongate, curved rail which guides a golf club shaft during a golfer's backswing, a swing transition aid secured to a downswing guide rail which operates to guide the club from the top of a golfer's backswing to the beginning of a downswing, the downswing guide rail secured to the primary guide rail in the form of an elongate, curved rail which guides a golf club to a golfer's ball-striking position and a follow-through guide means secured to the primary guide rail in the form of an elongate, curved rail which facilitates the guiding of a golf club shaft to the completion of the golf swing.. .
Golf Gruva, Llc

Golf club rack

A golf club rack for transport and organization of golf clubs, via securement of the golf club rack to a cart, is provided, that includes lower and upper tubular horizontal members, end braces for each, and tubular vertical members extending between the end braces, the lower tubular horizontal members also including a plurality of sockets with openings for insertion of a golf club handle, and a platform attached to the upper tubular horizontal member and including clips for securing a golf club thereto, whereby respective golf clubs inserted into a respective socket opening, and extending toward the upper tubular horizontal member are securable to a respective clip.. .

Adjustable loft golf club head

A golf putter club head that is adjustable in loft. A face component with a blade adjustably engages a housing component that is attachable to a golf club shaft.

Golf club head with depression

A golf club head comprising a crown defining an upper surface of the golf club head; a sole defining a lower surface of the golf club head, wherein said sole is substantially convex in shape; a skirt extending between the crown and the sole; a face defining a ball-striking surface and intersecting said sole at a leading edge; an interior cavity defined by said crown, sole, skirt, and face; a coordinate system with an x-axis located horizontal to said face, a y-axis located vertical to said face, and a z-axis located through said face, said z-axis and said x-axis parallel to a ground plane when said golf club head is held at address on said ground plane; a depression formed in said sole, wherein said depression is substantially concave and protrudes inwards towards said interior cavity of said golf club head.. .
Acushnet Company

Golf club heads and methods to manufacture golf club heads

Embodiments of golf club heads and methods to manufacture golf club heads are generally described herein. In one example, a golf club head may include a body portion with a face portion, a toe portion, a top portion, a sole portion, and a back portion with at least one weight portion.
Parsons Xtreme Golf, Llc

Golf club heads and methods of manufacturing golf club heads

A golf club head with grooves is described herein. Other embodiments are disclosed..
Karsten Manufacturing Corporation

Golf ball having balance rotation line and manufacturing method therefor

A golf ball having a balance rotation line, wherein a balance rotation line is formed on an arbitrary line in which a point for marking the center of gravity of the ball is vertical to a joining line on the ball, thereby enabling accurate putting; and a manufacturing method therefor.. .
Acegolf Co, Ltd.

Golf ball

An ultra-low compression golf ball is disclosed herein. The core preferably has a pga compression less than 30.
Callaway Golf Company

Shoulder motion exercise device and use

A shoulder motion exercise device and method of use having a retainer, a connector, an extender, and a slider. When the user mimics a golf swing, the device aids in the stretching and exercise of at least a shoulder and a portion of the torso..
Misig Inc.

Golf club head cover

A golf club head cover. Implementations may include a body portion defining an internal cavity for receiving a golf club head, a first flap disposed on the body portion and including a first magnetic fastener, and a second flap disposed on the body portion and including a second magnetic fastener.

System and cleaning a golf club

A golf club cleaning system is provided. The golf club cleaning system may include a golf club and a brush assembly.

Golf club cleaning device

A golf club cleaning device for cleaning golf clubs includes a panel that comprises cloth. A slot is positioned adjacent to a bottom edge of the panel.

Golf club heads

Putters include a putter body having a ball striking face member made of a material having a first hardness characteristic. A cavity is defined in the putter body behind the ball striking face member, and plural openings are defined in the ball striking face member extending rearward with respect to the ball striking face member and into the cavity.
Nike, Inc.

Golf clubs and golf club heads

golf club heads include an exposed ball striking surface at a top-to-bottom center line of the ball striking face having a first material and a second material of different hardnesses. A top-to-bottom cross section of the exposed ball striking surface at the top-to-bottom center line of the ball striking face has a structure that includes a plurality of grooves including: (a) a first groove having a first edge made of the first material and a second edge made from the second material, and (b) a second groove having its opposing edges made of the first material..
Nike, Inc

Method, apparatus, and system for golf product reconfiguration

A computer program is disclosed for reconfiguring a property-adjustable golf club. The program receives data input corresponding to a current configuration of an adjustable feature of the golf club, and data input corresponding to trajectory adjustment information.
Sri Sports Limited

Golf club and golf club head with a sole cavity feature

A golf club includes a shaft and a club head for a metal wood type club. The club head includes a ball striking face, a heel, a toe, a rear, a crown and a sole.
Nike, Inc.

Golf club crown alignment, aiming and shot shaping aid

A golf club head of a non-putter golf club comprising a crown and a sole located opposite the crown, a heel end and a toe end located opposite the heel end, a striking surface, and a design applied to the crown, which design comprises: a vertical line parallel to the striking surface, and a first set of diagonal lines consisting of one or more entirely straight lines, wherein: a) none of the lines of the first set of diagonal lines is parallel or perpendicular to the vertical line, b) no two lines of the first set of diagonal lines are parallel or perpendicular to each other, c) each line of the first set of diagonal lines forms an acute angle with a plane parallel to the striking surface, which plane passes through the endpoint of said line located nearer to the striking surface, and d) the lines of the first set of diagonal lines converge towards the heel end, and diverge towards the toe end.. .

Golf training aid

A golf training aid comprising a base, a support arm, and an alignment rod or guide, wherein the base is positioned in front of the target golf ball when the golfer is in position behind the target golf ball. The arm is attached to the base and is normal to the direction of the stroke or swing, wherein the alignment rod or guide is held by the support arm directly above the target golf ball as viewed by the golfer.

Special golf swing training aid

This is an improved golf practice device usable for practice under replicated golfing conditions. It relates to a golf practice device with a retrievable tethered ball and which is usable for practice under replicated golfing conditions.

Golf swing plane training aid device

A golf swing plane training aid device for use with a golf club is presented. The training aid device includes an ellipsoid shaped body having two reference endpoints and two forearm guides adapted to fit forearms of a golfer.

Golf club with improved weighting

A plurality of two or more golf clubs with improved weighting characteristics is disclosed. More specifically, the present invention discloses a specific relationship between the mass mclub of the golf club and the length lclub to help improve the performance of the golf club.
True Temper Sports, Inc.

Golf club having concentrated weighting

A golf club head including a multi-piece construction. The golf club head includes a plurality of body components coupled at a seam.
Acushnet Company

Golf balls having a core layer made from plasticized thermoplastic compositions

Multi-layered golf balls containing a dual-core structure are provided. The core structure includes an inner core (center) comprising a thermoplastic composition, preferably including: a) ethylene acid copolymer, b) plasticizer, and c) cation source.
Acushnet Company

Multi-piece solid golf ball

In a multi-piece solid golf ball having a core, a cover and an intermediate layer therebetween, the core, an intermediate layer-encased sphere and the ball have surface hardnesses which satisfy a specific relationship, and the intermediate layer and the cover have thicknesses which satisfy a specific relationship. Also, the core has a hardness profile in which the hardnesses at the core surface, core center, a position 5 mm from the core center, and a position midway between the surface and center of the core satisfy specific relationships.
Bridgestone Sports Co., Ltd.

Golf balls having metal-containing plasticized thermoplastic inner cores and thermoplastic outer cores

Multi-piece golf balls containing a dual-layered core structure are provided. The core structure includes a small, heavy inner core (center) having a relatively high specific gravity, and a surrounding outer core layer.
Acushnet Company

Golf ball covers made from plasticized thermoplastic materials

Multi-layered golf balls containing a two or three-layered cover assembly are provided. In one embodiment, the cover assembly includes a relatively hard inner cover and relatively soft outer cover.
Acushnet Company

Golf ball compositions

Disclosed herein are golf ball compositions formed from polyureas made from aminocrotonates.. .
Acushnet Company

Golf ball having dimples with concentric grooves

The present invention is directed to golf balls having improved aerodynamic performance due, at least in part, to the alteration of the dimple surfaces. In particular, the present invention relates to a golf ball that includes at least a portion of its dimples having circular perimeters and dimple profiles having a concentric groove on the surface of the dimple.
Acushnet Company

Golf balls having volumetric equivalence on opposing hemispheres and symmetric flight performance and methods of making same

golf balls according to the present invention achieve flight symmetry and overall satisfactory flight performance due to a dimple volume ratio that is equivalent between opposing hemispheres despite the use of different dimple geometries on the opposing hemispheres.. .
Acushnet Company

Golf swing analysis from pre-strike sound

A system, device, and methods include or utilize a microphone, a processor, and a user interface. The microphone senses sound and in response outputs a sound signal indicative of the sound.
Nike, Inc.

Method and system of manufacturing a golf club, and a manufactured golf club head

A method of manufacturing a custom golf club, the method including measuring swing dynamics of a user, determine club design parameters based on the measure swing dynamics of the user, generating a computer model representing an custom golf club head based on the determined design parameters, and manufacturing the custom golf club head based on the generated computer model using additive layer manufacturing processes using powder material and a high energy beam.. .
Krone Golf Limited

System and weighting a golf club

A system and method for weighting a golf club. The system is configured to adjust the overall club weight and the weight balance of a golf club..
Acushnet Company

Grip for sporting goods and golf club

An object of the present invention is to provide a grip for sporting goods containing an acrylonitrile-butadiene based rubber as a base rubber and having an excellent grip performance and sustainability of grip performance under a wet condition. The present invention provides a grip for sporting goods comprising an outermost surface layer formed from a surface layer rubber composition, wherein the surface layer rubber composition contains (a) a base rubber and (b) a resin having a softening point in a range from 5° c.
Dunlop Sports Co. Ltd.

Co-forged golf club head and manufacture

A co-forged iron type golf club is disclosed. More specifically, the present invention discloses a co-forged iron type golf club with the body portion made out of a first material and at least one weight adjustment portion monolithically encased within the body portion of the co-forged iron type golf club head without the need for secondary attachment or machining operations.
Acushnet Company

Golf club heads and methods to manufacture golf club heads

Embodiments of golf club heads and methods to manufacture golf club heads are generally described herein. In one example, the method of manufacturing a golf club head may include providing a body portion and providing a plurality of weight portions.
Parsons Xtreme Golf, Llc

Golf club heads and methods to manufacture golf club heads

Embodiments of golf club heads and methods to manufacture golf club heads are generally described herein. In one example, a method of manufacturing a golf club head may include providing a body portion and providing a plurality of weight portions.
Parsons Xtreme Golf, Llc

Aerodynamic golf club head

An aerodynamic golf club head with a low center of gravity and producing reduced aerodynamic drag forces. The club head has crown section attributes that impart beneficial aerodynamic properties..
Taylor Made Golf Company, Inc

Golf club head with structural columns

A golf club head having multiple structural columns is disclosed herein. A body comprises a face section, a sole section, and a crown or return section, and defines a hollow interior.
Callaway Golf Company

Golf club head

The golf club head includes a crown portion, a face portion and a sole portion. The crown portion is formed to have an average thickness, in a range of a predetermined length toward a back side from a boundary between the crown portion and the face portion, that changes moving toward the heel side from the toe side..
Dunlop Sports Co. Ltd.

Golf club head

The golf club head includes a crown portion, a face portion and a sole portion. The crown portion is formed to have an average thickness, in a range of a predetermined length toward a back side from a boundary between the crown portion and the face portion, that is larger in a vicinity of a center in a toe-heel direction than at a toe side and a heel side..
Dunlop Sports Co. Ltd.

Set of golf clubs

A set of golf clubs including golf club heads having improved mass distribution characteristics. The set includes golf club heads having a club head main body including a hitting face and a face support, a muscle back shell and a weight insert..
Acushnet Company

Golf club heads with stronger, more flexible, and lighter materials

Described herein is a golf club head comprising a faceplate, and a body, at least one of the faceplate and the body comprising a stronger, more flexible, and/or lighter having a density, a yield stress, a modulus of elasticity, a specific strength measured as the ratio of the yield stress to the density, and a specific flexibility measured as the ratio of the yield stress to the modulus of elasticity.. .
Karsten Manufacturing Corporation

Golf ball

Is at least 2.0.. .

Multi-piece solid golf ball

In a multi-piece solid golf ball having a core, an envelope layer, an intermediate layer, and a cover with a plurality of dimples thereon, the core is a two-layer core consisting of an inner core layer and an outer core layer each formed primarily of a base rubber, the envelope layer, the intermediate layer and the cover layer are each composed of at least one layer and formed primarily of a synthetic resin material, and the initial velocities and surface hardnesses of the core, the envelope layer-encased sphere and the intermediate layer-encased sphere are designed within specific ranges. This golf ball satisfies at a very high level the flight and control performances expected for use by professional golfers and skilled amateurs, has the ability to move forward on a straight path particularly on full shots, and also has an excellent scuff resistance..
Bridgestone Sports Co., Ltd.

Golf ball

The dimples 12 include a plurality of small dimples each having an area of less than 8.0 mm2.. .

Modulus transition layers for stiff core golf balls

A golf ball is provided that includes at least two layers of material disposed between a spherical core and a cover layer, wherein the elastic modulus of each is within three orders of magnitude of each adjacent layer or core. The spherical core can be a hollow metal core.
Oncore Golf Technology, Inc.

Golf balls having multi-layered cores with heat-activated foam center

Multi-layered, golf balls having a core made of a foamed composition are provided. The core preferably has a foam inner core (center) and surrounding thermoset or thermoplastic outer core layer.
Acushnet Company

Golf balls having particle-based foam center

Multi-layered, golf balls having a core made of a particle-based polyurethane foam composition are provided. The ball includes a dual-layered core having a foam inner core (center) and surrounding outer core layer.
Acushnet Company

Golf ball resin composition and golf ball

A golf ball resin composition includes (a) a styrene-based thermoplastic elastomer having a shore d hardness of not more than 48 and (b) a thermoplastic resin having a shore d hardness of at least 49 and containing either styrene monomer units or diene monomer units on the molecule, in a compounding ratio a/b therebetween of from 85/15 to 15/85. Using this resin composition as a golf ball cover material provides the ball with an excellent controllability around the green on shots with a short iron such as a sand wedge.
Bridgestone Sports Co., Ltd.

Golf ball and resin composition for cover or topcoat thereof

A resin composition for a cover or topcoat of golf balls includes: a resin for a cover or topcoat of a golf ball; an ultraviolet (uv) absorber for absorbing uv rays, of which an absorbance spectrum has an absorption peak at a wavelength in a range of 310 nm to 330 nm, has an absorbance in a wavelength range of 300 nm to 350 nm of at least 1.0 au and has an absorbance at a wavelength of 370 nm of 0.1 to 0.5 au; and a fluorescent whitening agent for absorbing uv rays and emitting visible rays, of which an absorbance spectrum has an absorption peak at a wavelength in a range of 350 nm to 370 nm, wherein a concentration of the uv absorber ranges from 0.25 to 1.5% by mass with respect to a total mass of the resin composition.. .
Bridgestone Sports Co., Ltd.

Golf ball dimple shape

The present invention is directed to golf balls having improved aesthetics and desirable aerodynamic properties due, at least in part, to the novel shape of the dimples on the surface thereof. In particular, the present invention is directed to a golf ball that includes at least a portion of its dimples having a shape obtained from the intersection of a toroid and a sphere.
Acushnet Company

Apparatus and forming an inverted, truncated pyramidal shape of stacked golf balls within a tray and forming on top an upright, pyramidal shape of stacked golf balls

A tray for stacking golf balls into a truncated, inverted pyramidal shape and upon which may be stacked on top a regular pyramidal stack of golf balls that self-supports to retain its shape. The tray includes a base, four diverging walls and a rim.

Adjustable golf tee

A telescoping golf ball tee with an internal locking mechanism is provided. The internal locking mechanism permits the golf ball tee neck to adjust to a desired height while still supporting the weight of a golf ball.
Creative Golf Innovations Llc

Golf club head with adjustable center of gravity

A golf club head comprising multiple means of adjusting the location of the center of gravity, and the bias, is disclosed herein. In a preferred embodiment, the golf club head comprises a non-metal medallion comprising a channel that is affixed to one of the crown and the sole, a slidable weight sized to fit within the channel, and a cover that attaches to the medallion and locks the slidable weight within the channel at a location selected by a user.
Callaway Golf Company

Golf club head

The golf club head includes a crown portion, a face portion, a sole portion, at least one recessed portion formed in one of the crown portion and the sole portion, at least one weight member configured to be attached to the recessed portion. The weight member has an upper surface, a lower surface and a side surface.
Dunlop Sports Co. Ltd.

Golf club with movable weight

A golf club head including an elongate weight receptacle; a weight retainer located in the weight receptacle; wherein the weight receptacle includes a plurality of weight mounts; wherein the weight retainer is configured to slide along the weight receptacle between each of the plurality of weight mounts when the weight retainer is unlocked, and wherein the weight retainer is configured to reside in any of the plurality of weight mounts when the weight retainer is locked; wherein the weight retainer includes a rotating portion and a non-rotating portion, the rotating portion rotatably affixed to the non-rotating portion; wherein 90 degrees of rotation of the rotating portion in a first direction relative to the non-rotating portion locks the weight retainer, and wherein 90 degrees of rotation of the rotating portion in a second direction relative to the non-rotating portion unlocks the weight retainer.. .
Acushnet Company

Golf club having removable weight

A golf club head, including a hosel, a striking face, a sole extending aftward from a lower edge of the ball striking face, a crown extending aftward from an upper edge of the ball striking face, a skirt extending between the sole and the crown, a plurality of weight mounts disposed on at least one of the sole, the crown, and the skirt, and a weight retainer configured to engage the weight mounts, wherein each of the plurality of weight mounts comprise a locking feature, wherein the weight retainer comprises an engagement feature configured to engage the locking feature, wherein the engagement feature and the locking feature are configured to releasably lock the weight retainer to the golf club head in less than one full rotation of the weight retainer relative to the golf club head around an axis of rotation.. .
Acushnet Company

Golf club head having optimized ball speed to ct relationship

A golf club head comprising a body, a variable face thickness pattern, and a plurality of solid metal stiffening rods, and which satisfies the equation vballnorm≧0.0356x+140.82, is disclosed herein. The body comprises a face, a sole, and a return section, and defines a hollow interior.
Callaway Golf Company

Golf club head with structural columns

A golf club head having multiple structural columns is disclosed herein. A body comprises a face section, a sole section, and a crown or return section, and defines a hollow interior.
Callaway Golf Company

Golf club heads and methods to manufacture golf club heads

Embodiments of golf club heads and methods to manufacture golf club heads are generally described herein. In one example, a method may include providing a body portion with a toe portion, a heel portion, a top portion, a sole portion, a back portion, and a front portion.
Parsons Xtreme Golf, Llc

Golf club heads and methods to manufacture golf club heads

Embodiments of golf club heads and methods to manufacture golf club heads are generally described herein. In one example, a method may include providing a body portion and a plurality of weight portions.
Parsons Xtreme Golf, Llc

Golf club head

Provided is a golf club head including a head body that has a hollow structure, a rib, and a welding bead. The head body has a first region.
Dunlop Sports Co. Ltd.

Golf club with movable weight

A golf club head having an exterior surface opposite the hollow golf club interior, the body having a center of gravity, wherein the body comprises an elongate weight receptacle, a weight retainer located in the weight receptacle, wherein the weight receptacle comprises a plurality of weight mounts, wherein the weight retainer is configured to slide along the weight receptacle between each of the plurality of weight mounts when the weight retainer is unlocked, and wherein the weight retainer is configured to reside in any of the plurality of weight mounts when the weight retainer is locked, and wherein the weight receptacle comprises a weight receptacle installation feature configured to receive the weight retainer, wherein the weight receptacle installation feature is located between two of the plurality of weight mounts, wherein the two of the plurality of weight mounts are located adjacent one another.. .
Acushnet Company

Iron-type golf clubs and golf club heads

An iron-type golf club head includes a ball striking face and a rear weight member that are engaged through one or more resilient members with a connection structure that creates a mass-damping effect at impact with a golf ball.. .
Karsten Manufacturing Corporation

Iron type golf club head

Iron-type golf club heads are disclosed having a heel portion, a sole portion, a toe portion, a top-line portion, a front portion, a rear portion, and a striking face. The iron-type golf club heads include a flexible boundary structure (“fbs”) that is provided at one or more locations on the club head.
Taylor Made Golf Company, Inc.

Golf club head

A head 2 includes a head body h1 and a face plate p1. The face plate p1 includes a plate front surface f1 having a hitting face 4, and a plate back surface b1.
Dunlop Sports Co. Ltd.

Balanced set of iron type golf clubs

A set of golf clubs with a plurality of at least two combinations of different lengths of a minimum of three golf clubs in each combination having progressive lofts that are matched to provide identical swing characteristics requiring unique loft and club length progressions to provide consistent yardage spacing between irons within a combination and between combinations. Each club in a combination is further defined by the shaft having an equal length; an identical swing weight, an identical grip weight and an identical head weight..

Golf club

Ix=wc×(lc+60)2+ic  (1). .

Golf ball

The invention provides a golf ball having a core and a cover of one or more layer encasing the core, wherein, letting hu-a and hu-b be respectively the martens hardnesses measured at positions 100 μm and 200 μm inward from a surface of an outermost layer of the cover and toward a center of the core, and letting hu-c be the martens hardness measured at a position 100 μm from an inner side of the outermost cover layer and toward the surface, hu-a or hu-b is harder than hu-c.. .
Bridgestone Sports Co., Ltd.

Biodegradable materials and methods of making the same

Biodegradable materials and methods of their manufacture. Certain embodiments of the biodegradable materials include a crustacean shell material, at least one of gelatin, glycerin, and sorbitol, and water, wherein the biodegradable material is characterized in that, when it is exposed to water for an extended period of time, the material at least partially decomposes.
University Of Maine System Board Of Trustees

Golf ball

A dimple pattern of each hemisphere of the golf ball 2 includes three units rotationally symmetrical to each other.. .

Golf ball

A golf ball 2 includes an inner core 4, an outer core 6, a mid layer 8, and a cover 10. A diameter d1, a volume v1, a hardness h1o at a central point, and a boundary inside hardness h1in of the inner core 4; a volume v2, a boundary outside hardness h2out, and a surface hardness h2s of the outer core 6; a thickness tm and a hardness hm of the mid layer 8; and a thickness tc and a hardness hc of the cover 10 meet the following mathematical formulas (1) to (4): 1.0<v2/v1<7.0 (1); −2<h2s−h2out<2 (2); 600<(h1o+h1in)*(d1/2)/2<1000 (3); 620<tc*hc*hm/tm<900 (4).
Dunlop Sports Co. Ltd.

Two-piece golf ball

In the mathematical formula, n represents a total number of the dimples 8, so represents a ratio of a total area of all the dimples 8 relative to a surface area of a phantom sphere of the golf ball 2, and bb represents an average (mm) of thicknesses b of the cover 6 immediately below deepest points of the dimples 8.. .

Golf ball

The invention provides a golf ball having a core and a cover of one or more layer encasing the core, wherein the cover has an outermost layer molded of a thermoplastic material selected from the group consisting of polyurethane, polyurea and mixtures thereof and, letting the absorbance peak heights near a wave number of 1512 cm−1 measured by the attenuated total reflectance method in fourier transform infrared absorption spectroscopy (ft-ir/atr spectroscopy) at an outside portion and an inside portion of the outermost cover layer be respectively p1 and p2, the value p1−p2 is at least 0.02.. .
Bridgestone Sports Co., Ltd.

Golf ball

An object of the present invention is to provide a golf ball travelling a great flight distance on driver shots, exhibiting an excellent spin performance on approach shots under a dry condition and a wet condition, and showing an excellent shot feeling and durability. The present invention provides a golf ball comprising a golf ball body having a spherical core, an intermediate layer and a cover, and a paint film composed of two or more layers, wherein a 10% elastic modulus difference (min−mout) between an innermost layer and an outermost layer of the paint film is 25 kgf/cm2 or more..
Dunlop Sports Co. Ltd.

Impact and sound analysis for golf equipment

golf performance and equipment characteristics may be determined by analyzing the impact between a golf ball and an impacting surface. In some examples, the impacting surface may be a golf club face.
Karsten Manufacturing Corporation





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