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Golf Ball patents



      

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




Date/App# patent app List of recent Golf Ball-related patents
04/07/16
20160096093 
 Projectile and throwing apparatus and game for projectile throwing patent thumbnailProjectile and throwing apparatus and game for projectile throwing
An improved projectile throwing apparatus is described comprising a handle, an elongate shaft, and a throwing head for throwing a projectile, such as a golf ball. The throwing head may be interchangeable with golf shafts of varied lengths, with lacrosse shafts, or other shafts to achieve accurate, long distance golf ball throws.

04/07/16
20160096087 
 A golf putter patent thumbnailA golf putter
The invention provides a golf putter comprising a putter head. The putter head has a substantially arcuate base and a striking surface that has no loft angle relative to the ground engaging surface.
Star Globe Pty Ltd.


04/07/16
20160096079 
 Golf ball patent thumbnailGolf ball
An object of the present invention is to provide a golf ball showing improved durability by improving adhesion to a constituent member comprising a polyurethane in the golf ball. The present invention provides a golf ball comprising a center and n envelope layers (n is a natural number of 1 or more) covering the center, wherein at least one envelope layer is a polyurethane envelope layer comprising a polyurethane as a principal component, and the polyurethane envelope layer and a constituent member adjacent to the polyurethane envelope layer are adhered with an adhesive resin composition, and wherein the adhesive resin composition comprises a base material including a urethane polyol and an epoxy resin, and a curing agent including a polyamine compound, and a content of the urethane polyol in the base material is 5 mass % or more and less than 40 mass %..
Dunlop Sports Co. Ltd.


04/07/16
20160096078 
 Golf ball incorporating an innermost hollow portion patent thumbnailGolf ball incorporating an innermost hollow portion
golf ball incorporating a hollow innermost portion that is spherical or aspherical, and a shell layer that is at least partially non-continuous, having a plurality of hollow spaces therein that extend from the inner surface to an outer surface of the shell layer and are symmetrically spaced within the shell layer, wherein the non-continuous shell layer has a first hardness gradient from shell layer inner surface to outer surface of up to about 7 shore c. An outer core layer has a second hardness gradient and is formed about the outer surface and within the plurality of hollow spaces.
Acushnet Company


04/07/16
20160096077 
 Golf balls containing multi-layered cores with foam center and thermoplastic outer layers patent thumbnailGolf balls containing multi-layered cores with foam center and thermoplastic outer layers
golf ball multi-layered core sub-assemblies and the resulting golf balls are provided. The core structure includes a foam inner core (center); and intermediate and outer core layers.
Acushnet Company


04/07/16
20160096076 
 Golf ball patent thumbnailGolf ball
Where nt represents the total number of the dimples 10 and nu represents the number of the dimples 10 on one unit.. .

03/31/16
20160089579 
 Multi-layer golf ball patent thumbnailMulti-layer golf ball
A golf ball has an ionomer resin core center, a cured rubber layer made from (a) an at least 70% cis-1,4 polybutadiene with mooney viscosity (ml1+4(100° c.)) 40, (b) an unsaturated carboxylic acid or metal salt, and (c) a free radical initiator; and a cover including a thermoplastic material. The core center has a diameter of 21-29 mm and a 10-130 kg compression deformation (c) 4 mm.
Nike, Inc.


03/31/16
20160089578 
 Thermoplastic multi-layer golf ball patent thumbnailThermoplastic multi-layer golf ball
A thermoplastic multi-layer golf ball has a core center having a shell from about 1-6 mm thick defining an interior space about 12-24 mm in diameter, a core layer at least about 5 mm thick outward from the core center, and a cover. The shell includes a first thermoplastic material with first flexural modulus less than about 15,000 psi.
Nike, Inc.


03/24/16
20160082321 
 Golf balls having multi-layer cores based on polyalkenamer compositions patent thumbnailGolf balls having multi-layer cores based on polyalkenamer compositions
The present invention generally relates to golf balls and more particularly to golf balls having multi-layered cores comprising a thermoset rubber center, a thermoplastic intermediate core layer, and a thermoset rubber outer core layer. A cover layer is disposed about the multi-layered core.
Acushnet Company


03/24/16
20160082320 
 Golf ball incorporating an innermost aspherical hollow portion patent thumbnailGolf ball incorporating an innermost aspherical hollow portion
golf ball comprising a core and a cover, the core comprising: an innermost aspherical hollow portion having volume vahp; a shell layer formed from thermoplastic/thermoset composition and having inner surface comprising plurality of symmetrically spaced extensions that border and define the shape of the innermost aspherical hollow portion; the plurality of extensions and innermost aspherical hollow portion, combined, forming a phantom sphere having diameter of about 0.15-1.1 inches; the plurality of extensions having combined volume etv such that vahp≧etv>0.20 (etv+vahp); and at least one thermoset/thermoplastic outer core layer disposed about the shell layer. The cover may comprise one or more layers.
Acushnet Company


03/17/16
20160080614 

Ball with trajectory control for reconnaissance or recreation


A ball with a housing suitable for being thrown or projected into an airborne trajectory, the ball capable of deforming a portion of the exterior surface of the housing for the purpose of controlling the direction of its airborne trajectory. Also disclosed is a ball with a housing suitable for being thrown or projected into an airborne trajectory with means for shifting its center of mass away from the center of the housing for the purpose of controlling the direction of its airborne trajectory.

03/17/16
20160074736 

Multipurpose putting practice device for enabling straight putting and distance practice by situation


Improves positioning by checking whether a golf ball has gone into the hole by sound and with the naked eye so as to hit the golf ball to a target spot in a fixed direction; and forms correct putting postures, and digitizes and visualizes a plurality of green speeds such that a user can compare and figure out the plurality of green speeds and practice distance adjustment on a desired field.. .

03/17/16
20160074715 

Golf club adaptors and related methods


Golf clubs, golf club adaptors and related methods are provided. The golf club adaptor can include a body having a first end and a second end.

03/17/16
20160074712 

Multi-layer core golf ball


Golf balls comprising a multi-layer core and a cover are disclosed. The multi-layer core comprises a layer formed from a highly neutralized polymer composition, a layer formed from an additional thermoplastic composition, and an outermost layer formed from a thermoset rubber..
Acushnet Company


03/17/16
20160074711 

Golf ball cores having foam center and themoplastic outer layers


golf ball multi-layered core sub-assemblies and the resulting golf balls are provided. The core structure includes a foam inner core (center); and intermediate and outer core layers.
Acushnet Company


03/17/16
20160074710 

Golf ball


The invention provides a golf ball having a core and a cover of one layer or a plurality of layers, the core being formed of a material molded under heat from a rubber composition which includes (a) a base rubber, (b) an organic peroxide, and (c) water and/or a metal monocarboxylate. The product p×e of the difference p (mol/m3) in crosslink density between the core surface and the core center, as measured based on a toluene swelling test, multiplied by the deflection e (mm) of the core when compressed under a final load of 1,275 n (130 kgf) from an initial load state of 98 n (10 kgf) is at least 28×102 mol/m3·mm..
Bridgestone Sports Co., Ltd.


03/17/16
20160074709 

Golf ball dimple profile


golf ball dimples having a cross-sectional profile shape defined by the product of a base profile and one or more weighting functions are disclosed.. .
Acushnet Company


03/17/16
20160074704 

Multiple sensor tracking system and method


A system and method for tracking the flight of golf balls at driving range. The system includes a plurality of hitting stations, a plurality of sensors, a computer, and a range surface.
Origin, Llc


03/10/16
20160069791 

Green speed meter and green speed meter container


The present invention discloses an apparatus for measuring golf putting green speed. The apparatus comprises a body and a head.

03/10/16
20160067581 

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


03/10/16
20160067572 

Apparatus for testing a golf club


An apparatus for testing a golf club. The apparatus holds a golf club, and moves that club through a downswing that extends from an initial position that is at the top of the downswing to at least an impact position in which the golf club head would impact a golf ball.

03/10/16
20160067555 

Multi-layer core golf ball


Golf balls comprising a multi-layer core and a cover are disclosed. The multi-layer core comprises a center and an outer core layer that are both soft relative to a hard intermediate core layer.
Acushnet Company


03/10/16
20160067554 

Golf ball


A golf ball includes a core and a cover surrounding the core. The cover includes a first hemispherical half and a second hemispherical half that define a seam line therebetween and along an outer surface of the cover.
Nike, Inc.


03/10/16
20160067553 

Golf ball core with soft outer transition volume and negative hardness gradient


Where g is the overall negative hardness gradient in shore c, t is the percent of trans-polybutadiene isomer at the core outer surface, and cor is the coefficient of restitution measured at an incoming velocity of 125 ft/s.. .

03/10/16
20160067552 

Dimple patterns with surface texture for golf balls


The present invention provides a golf ball having an outer surface comprising a plurality of dimples covering greater than 70 percent of the outer surface, wherein at least 20 percent of the dimples incorporate directional surface texturing therein. The directional surface texturing preferably comprises substantially parallel channels or protrusions formed within the dimples..
Acushnet Company


03/10/16
20160066714 

Golf ball marker magnetic caddy display


In recent years, golfers have become more interested in purchasing golf ball markers made of ferromagnetic substances, most common ones are iron, nickel, cobalt and most of their alloys. There is a high potential for a golfer to have multiple said golf ball markers, therefore, requiring a caddy display or storage device.

03/03/16
20160063839 

Golf club apparatuses and methods


Methods and systems for managing golf clubs and for collecting golf data, such as golf strokes, are described. In one embodiment, a golf data collection system includes a golf accessory worn on the golfer's wrist, such as a watch, equipped with a gps receiver, impact sensing and motion sensing means, and a transceiver to communicate with golf club tags (e.g.
Tag Golf, Llc


03/03/16
20160059447 

Mold with midplate and molding golf ball


A mold for manufacturing hemispherical sections for a golf ball includes a first mold plate including a first cavity, a second mold plate including a second cavity, and a midplate. The midplate includes an indentation on a first side of the midplate and a projection on a second side of the midplate.
Nike, Inc.


03/03/16
20160059085 

Multilayer solid golf ball


A multilayer solid golf ball may include a core formed from a highly neutralized polymer and a cover surrounding the core. The ball may also include an enclosing layer disposed between the core and the cover, the enclosing layer having a thermal conductivity of 0.12 w/m-k or less..
Nike, Inc.


03/03/16
20160059084 

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


03/03/16
20160059083 

Golf ball compositions


Disclosed herein are polyurethane golf ball compositions. The compositions are prepared by adding a uv absorber to a polyol prior to reacting the polyol with an isocyanate to form a prepolymer, or by adding the uv absorber to the prepolymer, which is then reacted with a curing agent to form the polyurethane..
Acushnet Company


03/03/16
20160059082 

Golf ball


An object of the present invention is to provide a golf ball showing excellent impact durability. The present invention provides a golf ball comprising a spherical core and at least one cover layer covering the spherical core, wherein the golf ball comprises a reinforcing layer containing a polyvinyl acetal resin on the surface of the spherical core..
Dunlop Sports Co., Ltd.


03/03/16
20160059081 

Golf ball


Thc−thm≦50. .

03/03/16
20160059072 

Multiple sensor tracking system and method


A system and method for tracking the flight of golf balls at driving range. The system includes a plurality of hitting stations, a plurality of sensors, a computer, and a range surface.
Origin, Llc


02/25/16
20160052462 

Systems and methods related to golf accessory support


A support for golf accessories includes a magnet. The support may further include a hook-or-loop fastening member disposed opposite the magnet, or a support aperture for receiving accessories mateable therewith.

02/25/16
20160051861 

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


.. .

02/18/16
20160045796 

Cleaning device


A golf equipment cleaning device is provided wherein the cleaning device selectively expels a pressurized fluid that a golfer may use at any point on the golf course. A golfer may use a hand pump to pressurize a container that comprises a fluid.

02/18/16
20160045792 

Golf club head


A golf club head comprising a body having a heel side and a toe side, said body comprising a hosel located on a heel side of said boy and configured to engage a shaft, a striking face, a sole extending back from a bottom of said striking face, and a topline located at a top of said striking face, wherein said body is constructed from a metal material, and wherein said golf club head further comprises graphmat affixed to a rear surface of said striking face, said rear surface opposite a front surface of said striking face, said front surface configured to strike a golf ball.. .
Acushnet Company


02/11/16
20160038819 

Golf putting training apparatus and method


A preferred embodiment of a version of the invention is directed to a golf putting training apparatus and method. In a preferred embodiment of a version of the invention, the training apparatus comprises a second handle that can be easily attached and detached from the shaft of an existing golf club.
Doc Sports, Inc.


02/11/16
20160038818 

Training device for putting a golf ball


A training device for a putting stroke in the game of golf includes a pointer stick, and a support member for supporting the pointer stick in a generally parallel position with respect the ground. The stick may be positioned so as to generally point at the location of the sun such that the shadow of the stick on the ground may be used as a guide for the correct stroke path of the putter.

02/11/16
20160038816 

Golf trainer system and method


An adjustable golf swing training device for use with multiple different golf clubs having a template frame partially surrounding and defining a ball hitting area. A club selection bar slidably cooperates with the primary longitudinal frame section so that movement of the club selection bar with respect to the primary longitudinal frame section aligns the club indicia for one of the multiple different golf clubs with the club face alignment tab and establishes the location of the front foot marker and the back foot marker to inform a user of the proper foot locations for the golf club when a golf ball is positioned in the ball hitting area and aligned with the club face alignment tab..

02/11/16
20160038794 

Method of making and recycling a golf ball


A method of making and recycling a golf ball is disclosed. The method may include processing a used golf ball to make the materials of the used golf ball reusable in a new golf ball.
Nike, Inc.


02/11/16
20160038792 

Method of forming a cured elastomer and golf balls


A cured elastomer golf ball component is made by heating an elastomer compound containing an ethylenically unsaturated elastomer, an ethylenically unsaturated monomer, and first and second free radical initiators to a first crosslinking temperature t1 in a compression mold and partially crosslinking the elastomer, then heating to a second crosslinking temperature t2 and curing the elastomer component of the golf ball. Either: (i) the first initiator has a half-life of about 0.2-5 minutes at t1, the second initiator has a half-life of about 0.2-5 minutes at t2, and t2 is higher t1 by at least about 30° c.; or (ii) the second initiator's one-minute half-life temperature is at least about 30° c.
Nike, Inc.


02/04/16
20160030819 

Apparatus for practicing golf


Provided is a target for golf practice. The target for golf practice includes a body, a sensing unit, a visual unit, and a controller.

02/04/16
20160030814 

Enhanced golf ball and its construction


The present invention relates to a new, improved, technologically enhanced golf ball and a method for its construction. The new technologically enhanced golf ball will be an improvement over existing golf balls and will be used in conjunction with other enhanced golf equipment to capture, analyze, score (i.e.

02/04/16
20160030812 

Multi-layered cores with thermoplastic and thermoset layers for golf balls


Multi-piece golf balls containing a multi-layered core structure having layers with different hardness gradients and specific gravities are provided. The core structure includes a small, heavy inner core (center) having a relatively high specific gravity with metal material preferably dispersed in a first thermoset composition.
Acushnet Company


01/28/16
20160023083 

Two-environment game play system


A game-play environment includes a tee box, a range surface, and a monitor. The tee box is configured to permit a player to hit a golf ball onto the range surface.
Origin, Llc


01/28/16
20160023073 

System and a golf game


The present invention is directed to a system and method of golf-related leisure game. One or more targets is/are placed on an open playing field.

01/28/16
20160023069 

Marker to determine a golf ball's original position on a course


A golf ball marker to indicate an original location of a ball on a course or provide guidance to a user of the original location of the ball is provided. The golf ball marker has a body with a top surface and a bottom surface, the top surface having a first indicium to indicate the golf ball marker is positioned on the course on top of the golf ball's original location and the bottom surface having a second indicium with a pointer to indicate a direction of the golf ball's original location relative to the golf ball marker when the golf ball marker is positioned on the course at a second location that is a predetermined distance away from the golf ball's original location..

01/28/16
20160023057 

Multi-layer core golf ball


Golf balls comprising a multi-layer core and a cover are disclosed. The multi-layer core comprises a center and an outer core layer that are both soft relative to a hard intermediate core layer.
Acushnet Company


01/28/16
20160023056 

Performance golf ball


A golf ball having improved yardage performance for slow swing speed players without the same benefit of improved yardage for fast swing speed players. The golf ball preferably has a mass not exceeding 1.62 ounces and, more preferably is in the range of about 1.198 ounces to about 1.620 ounces; a diameter of preferably no more than about 1.680 inches and more preferably in the range of about 1.519 inches to 1.680 inches; and a density not to exceed about 0.653 ounces per cubic inches.

01/28/16
20160023055 

Golf ball with single layer core having specific regions of varying hardness


A golf ball comprising a single layer core formed from a substantially homogenous formulation and comprising a geometric center and an outer surface; a hardness of the outer surface is greater than a hardness of the geometric center. An inner core region is disposed about the geometric center and has a first hardness that is less than those of the geometric center and the outer surface; an outer core region is adjacent the outer surface and has a second hardness that is greater than those of the geometric center and the outer surface; and an intermediate core region is disposed between the inner and outer core regions and extends radially from about 5 mm to about 15.75 mm from the geometric center and has at least a third hardness and a fourth hardness, each of which are related to the first hardness and the second hardness in various ways..
Acushnet Company


01/28/16
20160023054 

Highly-neutralized thermoplastic copolymer center for improved multi-layer core golf ball


Multi-layer golf balls comprising a center, intermediate layer, and cover are disclosed. The center is formed from a highly-neutralized acid copolymer composition..
Acushnet Company


01/28/16
20160023042 

Tracking assembly


A tracking assembly locates and tracks a golf ball. The assembly includes a remote processor and a remote transceiver coupled to a golf ball.

01/21/16
20160016063 

Golf swing ball impact teaching tool


A golf teaching tool to provide instant user feedback, while explaining and encouraging proper ball impact. The golf teaching tool includes a rectangular plate with a cutout section.

01/21/16
20160016048 

Multi-layer core golf ball


golf ball incorporating core consisting of: a solid inner core layer consisting of a peroxide cured polybutadiene rubber composition and having a diameter of 1.25 inches or less and a center shore c hardness (hcenter) of 50 or less; and an outer core layer consisting of a thermoplastic composition tc as defined herein and having a thickness of 0.400 inches or greater and an outer surface shore c hardness (houter surface) of 70 or greater, wherein houter surface>hcenter, and houter surface−hcenter≧40. The peroxide cured polybutadiene rubber composition may comprise a reaction product of polybutadiene and a sufficient amount of peroxide to form the solid inner layer having the center shore c hardness (hcenter) of 50 or less.
Acushnet Company


01/14/16
20160008686 

Club heads for adjusting vertical spin of a golf ball and methods of providing the same


Some embodiments include a club head for adjusting vertical spin of a golf ball. Other embodiments of related systems and methods are also disclosed..
Karsten Manufacturing Corporation


01/14/16
20160008676 

Golf club head, golf club, golf club performance evaluation method, and golf club and golf ball set


A golf club head having a face on which a slip quantity of a golf ball when the golf ball and the face collide with each other is 0.55 mm or less is provided.. .

01/14/16
20160008670 

Multi-layer golf ball


Multi-piece golf balls having a multi-layered solid core and multi-layered cover are provided.. .
Acushnet Company


01/14/16
20160008669 

Multi-layer golf ball


Multi-piece golf balls having a multi-layered solid core and multi-layered cover are provided.. .
Acushnet Company


01/14/16
20160008668 

Multi-layer golf ball


Multi-piece golf balls having a multi-layered solid core and multi-layered cover are provided.. .
Acushnet Company


01/14/16
20160008667 

Multi-piece solid golf ball


In a multi-piece solid golf ball having a core, an envelope layer, an intermediate layer and a cover, the surface hardnesses of the respective layers are set so as to satisfy specific relationships. Also, the initial velocities measured for the core, for a sphere obtained by forming the envelope layer over the core (envelope layer-encased sphere), for a sphere obtained by forming the envelope layer and the intermediate layer over the core (intermediate layer-encased sphere) and for the ball are set so as to satisfy specific relationships.
Bridgestone Sports Co., Ltd.


01/14/16
20160008666 

Golf ball


An object of the present invention is to provide a golf ball having a low spin rate on driver shots. The present invention provides a golf ball comprising a spherical core and at least one cover layer covering the spherical core, wherein the spherical core is formed from a rubber composition containing (a) base rubber, (b) an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and/or a metal salt thereof as a co-crosslinking agent, (c) a crosslinking initiator and (d) a carboxylic acid having a benzene ring and/or a salt thereof, provided that the rubber composition further contains (e) a metal compound in case of containing only (b) the α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms as the co-crosslinking agent..
Dunlop Sports Co., Ltd.


01/07/16
20160001185 

Method and systems for sports simulations


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.


01/07/16
20160001158 

Two-environment game play system


A game-play environment includes a tee box, a range surface, and a monitor. The tee box is configured to permit a player to hit a golf ball onto the range surface.
Origin, Llc


01/07/16
20160001135 

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


12/31/15
20150379388 

Golf ball incorporating ic chip


A golf ball includes an rfid tag provided with an ic chip and an antenna. A protective layer surrounds the outer periphery of the rfid tag.
Bridgestone Sports Co., Ltd.


12/31/15
20150375062 

Golf ball with thin moisture vapor barrier layer


A golf ball comprising a core, a cover and at least one moisture vapor barrier layer, wherein the moisture vapor barrier layer comprises at least one layer formed from graphene.. .
Acushnet Company


12/31/15
20150375061 

Multi-layer core golf ball


Golf balls having a very high positive gradient multilayer core are provided. The multilayer core includes an outer core layer and a very soft, low compression inner core layer.
Acushnet Company


12/31/15
20150375060 

Golf balls having foam inner core and themoplastic outer core


Multi-piece golf balls containing a dual-core structure are provided. The core structure includes an inner core (center) comprising a foam composition, preferably foamed polyurethane.
Acushnet Company


12/31/15
20150375059 

Golf ball


An object of the present invention is to provide a golf ball showing a low spin rate on driver shots and a high spin rate on approach shots. The present invention provides a golf ball having a low hardness part having a hardness in a range from 5 to 40 in shore d hardness or a lowest hardness point in a core hardness distribution in a region located at a distance from 36.0% to 65.0% of a radius of the golf ball from a center point of the golf ball..
Dunlop Sports Co., Ltd.


12/31/15
20150375058 

Golf ball


0.15≧(tp/tcmin)≦0.04. .

12/31/15
20150375057 

Golf ball materials based on blends of polyamide and acid anhydride-modified polyolefins


Multi-piece golf balls having at least one layer made from a polyamide non-ionomeric composition are provided. The polyamide composition consists essentially of about 40 to about 99% by weight polyamide; about 1 to about 60% by weight of an acid anhydride-modified polyolefin; and about 1 to about 60% of a fatty acid additive selected from the group consisting of fatty acid salts, fatty acid amides, and mixtures thereof.
Acushnet Company


12/31/15
20150375056 

Multi-piece golf ball


An object of the present invention is to provide a golf ball showing low spin rate on driver shots and high spin rate on approach shots. The present invention provides a multi-piece golf ball comprising a spherical center, at least two envelope layers covering the spherical center, and a cover covering the envelope layers, wherein the envelope layers comprise at least a first envelope layer covering the spherical center, and a second envelope layer covering the first envelope layer, a material hardness (h0) of the spherical center, a material hardness (h1) of the first envelope layer, and a material hardness (h2) of the second envelope layer satisfy an equation of h0>h1>h2, and the material hardness (h2) of the second envelope layer is lowest among the material hardness of the center constituent material and material hardness of envelope layer constituent materials..
Dunlop Sports Co., Ltd.


12/31/15
20150375055 

Golf ball


An object of the present invention is to provide a golf ball showing a low spin rate on driver shots and a high spin rate on approach shots. The present invention provides a golf ball comprising a spherical center, at least two envelope layers covering the spherical center, and a cover covering the envelope layers, wherein an envelope layer (es1) formed from a material having a lowest material hardness among a center constituent material and envelope layers constituent materials, is disposed in a region located at a distance from 36.0% to 65.0% of a golf ball radius from a center point of the golf ball..
Dunlop Sports Co., Ltd.


12/31/15
20150375054 

Golf ball


Hm−hb≦2. .

12/31/15
20150375053 

Golf ball


L1 represents a ratio of a lift coefficient cl1 relative to a drag coefficient cd1, the lift coefficient cl1 and the drag coefficient cd1 being measured under conditions of a reynolds number of 1.290×105 and a spin rate of 2820 rpm. L2 represents a ratio of a lift coefficient cl2 relative to a drag coefficient cd2, the lift coefficient cl2 and the drag coefficient cd2 being measured under conditions of a reynolds number of 1.771×105 and a spin rate of 2940 rpm..

12/31/15
20150375052 

Golf ball


An object of the present invention is to provide a golf ball excellent in hitting durability. The present invention provides a golf ball comprising a spherical core and at least one cover layer covering the spherical core, wherein at least a part of the spherical core is formed from a rubber composition containing (a) a base rubber, (b) a co-crosslinking agent, (c) a crosslinking initiator, and (x) an olefin-alkyl (meth)acrylate copolymer, and a content of (x) the olefin-alkyl (meth)acrylate copolymer in the rubber composition ranges from 0.5 part by mass to 7.0 parts by mass with respect to 100 parts by mass of (a) the base rubber..
Dunlop Sports Co. Ltd.


12/31/15
20150375051 

Golf ball resin composition and golf ball


An object of the present invention is to provide a golf ball exhibiting an excellent shot feeling and resilience, and a constituent material thereof. The present invention provides a golf ball resin composition having a bending stiffness (m3-12) ranging from 300 kgf/cm2 to 24,000 kgf/cm2 at a bending angle from 3° to 12°, a ratio (m3-12/m24-30) of the bending stiffness (m3-12) at the bending angle from 3° to 12° to a bending stiffness (m24-30) at a bending angle from 24° to 30° ranging from 0.20 to 2.00, and a slab hardness ranging from 30 to 65 in shore d hardness..
Dunlop Sports Co., Ltd.


12/31/15
20150375050 

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.


12/31/15
20150375049 

Golf ball


A golf ball has a large number of dimples on a surface thereof. The golf ball meets the following mathematical formula (i): 1.320≦l1≦1.420 (i), where l1 represents a ratio of a lift coefficient cl1 which is measured under conditions of a reynolds number of 1.290×105 and a spin rate of 2820 rpm, relative to a lift coefficient cl2 which is measured under conditions of a reynolds number of 1.290×105 and a spin rate of 1740 rpm..
Dunlop Sports Co. Ltd.


12/31/15
20150375048 

Golf ball having oval dimples


The surface coverage sr of all dimples on the surface of the golf ball is at least 70%.. .

12/31/15
20150375047 

Golf ball


A golf ball 2 includes a large number of dimples 10 on a surface thereof. The surface has a northern hemisphere n and a southern hemisphere s.
Dunlop Sports Co. Ltd.


12/31/15
20150374108 

Securing systems for gloves or other objects


Apparel, sporting equipment, and other items include magnetic securing systems (e.g., for holding a ball marker on a golf glove. Housings for such systems include a mount area defining a base surface that includes a magnet or is made from a magnetic material.
Nike, Incorporated


12/24/15
20150368452 

Golf ball material and golf ball


A golf ball material includes (a) one, two or more resin ingredients selected from among olefin-unsaturated carboxylic acid random copolymers, olefin-unsaturated carboxylic acid-unsaturated carboxylic acid ester random copolymers, and metal ion neutralization products of these copolymers, (b) one two or more resin ingredients selected from among polyethylenes, ethylene-vinyl acetate copolymers and polyesters, and (c) the specific agent for compatibilizing components (a) and (b).. .
Bridgestone Sports Co., Ltd.


12/24/15
20150367184 

Device and marking the surface of a spherical object while rotating the spherical object in any direction about its center


A device and method for marking a spherical golf ball component, comprising: at least one rotation support; at least one spherical golf ball component having a center and an outer surface; wherein each spherical golf ball component is mountable on the rotation support such that the spherical golf ball component is rotatable in any direction about its center; and at least one marking arm that marks the outer surface while the spherical golf ball component is rotating. At least one marking arm may be motionless while marking the spherical golf ball component, or the marking arm may be motionless at least temporarily while marking the spherical golf ball component, or the marking arm may be movable to mark the outer surface..
Acushnet Company


12/24/15
20150367181 

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


12/24/15
20150367180 

Low compression golf ball


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


12/24/15
20150367179 

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


12/24/15
20150367178 

Multi-piece solid golf ball


In a multi-piece solid golf ball having a core formed of a center core encased by an envelope layer, a cover having a plurality of dimples on its surface, and one or more intermediate layer disposed between the core and the cover, the center core and the envelope layer are each made of an elastic material, the radius r (mm) of the center core satisfies the condition 5≦r≦15, and the core has a cross-sectional hardness profile that satisfies specific conditions. This golf ball has an increased distance and a soft feel at impact, and also is able to prevent a decline in the durability to cracking..
Bridgestone Sports Co., Ltd.


12/17/15
20150360095 

Golf club heads with frequency modulation devices and related methods


A golf club head including a strikeplate including a strikeplate stiffness, a strikeface, and backface opposite the strikeface. The head also includes a modulation mechanism at the backface, a plurality of frequency modulators, and a plurality of anti-stiffening features interspersed between the plurality of frequency modulators.
Karsten Manufacturing Corporation


12/17/15
20150360088 

Golf ball retriever


A device for retrieving an object such as a golf ball. The retriever comprises a handle, a stationary member or loop that is rigidly attached to the handle, a reactive member or loop that is pivotally attached to the stationary member and a spring for biasing the reactive member substantially perpendicular to the stationary member.
Bag Boy, Llc


12/17/15
20150360086 

Golf ball dimple profile


golf ball dimples having a cross-sectional profile shape defined by the product of a base profile and one or more weighting functions are disclosed.. .
Acushnet Company


12/10/15
20150356748 

Method and sensing moving ball


Disclosed are an apparatus for sensing a moving golf ball and a method for sensing the moving golf ball using the apparatus. The apparatus includes an image acquisition unit for acquiring consecutive images of a ball, an image processing unit for extracting a feature portion of the ball from the acquired images, and a spin calculation unit for performing any one of forward operation analysis and inverse operation analysis to calculate spin of the ball..
Golfzon Co., Ltd.


12/10/15
20150352418 

Remote controlled golf ball ejection device


A remote controlled golf ball ejection device includes a generally cylindrical cup liner having an open top end, and a curved bottom end with an elongated hollow channel extending downward therefrom. A golf ball ejector is positioned at the bottom end of the channel and is in communication with a controller and a power source.

12/10/15
20150352415 

Golf club head with flexure


A golf club head including a crown, a sole, a hosel, a face and a flexure. 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


12/10/15
20150352409 

Golf ball holder and method thereof


An apparatus has a golf ball holder including a receiver assembly having a resilient wall. The resilient wall is configured to: (a) form a stressed shape in response to the application of a stressing force to the resilient wall of the receiver assembly, and in the stressed shape, a golf ball is releasable from the receiver assembly; and (b) form an unstressed shape in response to the removal of the stressing force from the resilient wall of the receiver assembly, and in the unstressed shape, the receiver assembly is ready to receive and to hold the golf ball..

12/03/15
20150343295 

Putter alignment guide bar


A putting alignment apparatus comprises a vertical portion and a horizontal portion that may exist separately as an alignment device, or integrated within the putter itself. The vertical portion of the alignment apparatus is configured to be attached to the club head and sized to extend vertically above the height of a golf ball.

12/03/15
20150343291 

Golf aid including heads up display


A golf aid including a practice mode for use while hitting a plurality of golf balls with a golf club includes a golf ball tracking system, a heads up display, and a processor. The golf ball tracking system tracks a plurality of golf ball trajectories, each corresponding to a respective golf ball being hit by the golf club.
Nike, Inc.


12/03/15
20150343275 

Putter alignment guide bar


A putting alignment apparatus comprises a vertical portion and a horizontal portion that may exist separately as an alignment device, or integrated within the putter itself. The vertical portion of the alignment apparatus is configured to be attached to the club head and sized to extend vertically above the height of a golf ball.

12/03/15
20150343274 

Multi-layered golf balls made with a thiol-ene composition


Methods for making multi-layered golf balls having at least one layer or coating made from a thiol-ene composition and the resultant golf balls are provided. A polymerizable composition comprising multifunctional thiol and -ene compounds is used to form the layer or coating.
Acushnet Company


12/03/15
20150343272 

Multi-layer golf ball


The present invention is directed to multi-layer golf balls including a layer formed from a composition comprising a relatively soft or low modulus hnp, a layer formed from a composition comprising a relatively hard or high modulus hnp, an inner cover layer formed from a thermoplastic composition, and an outer cover layer formed from a polyurethane or polyurea composition.. .
Acushnet Company


12/03/15
20150343271 

Golf ball


The present invention is directed to multi-layer golf balls including a layer formed from a composition comprising a relatively soft or low modulus hnp and a layer formed from a composition comprising a relatively hard or high modulus hnp.. .
Acushnet Company


12/03/15
20150343270 

Thermoplastic elastomer composites for stiff core golf balls and making same


A golf ball is provided that includes at least one layer of material that is a composite of thermoplastic and a second phase material that is dispersed within the thermoplastic. This material may be a blend of thermoplastic and elastomeric material.

12/03/15
20150343269 

Golf ball with ground down medial layer


A golf ball includes a core, one or more inlaid portions formed into the core, and a second layer disposed radially outward of both the core and the one or more inlaid portions. The core and the one or more inlaid portions cooperate to define a continuous spherical surface, and the core and the second layer cooperate to surround each of the one or more inlaid portions.
Nike, Inc.




Golf Ball topics: Magnetic Material, Hydrophobic Coating, Tetrafluoro, Superhydrophobic Coating, Polyhedron, Simulation, Carboxylic Acid, Elastomeric Material, Acid Anhydride, Fatty Acid Amide, Fatty Acid, Heterogeneous, Tracking System, Ion Source, Carbon Fiber

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