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Golf Ball patents



      
           
This page is updated frequently with new Golf Ball-related patent applications. Subscribe to the Golf Ball RSS feed to automatically get the update: related Golf RSS feeds. RSS updates for this page: Golf Ball RSS RSS


Putting training aid

Putting training aid

System and method for detecting golf swing with a ball impact

System and method for detecting golf swing with a ball impact

System and method for detecting golf swing with a ball impact

Combination golf stroke counter and ball marker

Date/App# patent app List of recent Golf Ball-related patents
10/09/14
20140302947
 Compositions containing transparent polyamides for use in making golf balls patent thumbnailCompositions containing transparent polyamides for use in making golf balls
Multi-layered golf balls having at least one layer made of a polyamide composition containing a transparent polyamide polymer are provided. The transparent polyamide may be blended with other transparent or non-transparent polyamides.
10/09/14
20140302942
 Putting training aid patent thumbnailPutting training aid
A putting training aid including an elongated body, a reflective mechanism and a tee. The elongated body has an upper surface.
10/02/14
20140297007
 System and method for detecting golf swing with a ball impact patent thumbnailSystem and method for detecting golf swing with a ball impact
The invention relates to a method, system, detection apparatus and computer program for recognizing a collision of a golf club with a golf ball. In the invention the recognition procedure is configured to be executed partly in a motion sensor (22) of a detection device (2), party in the processor unit (20) of the detecting device and a mobile information processing device (6).
10/02/14
20140295998
 Combination golf stroke counter and ball marker patent thumbnailCombination golf stroke counter and ball marker
A combination golf stroke counter and ball marker is a disk-shaped apparatus having a counter disk base and a removable magnetic marker disk. The magnetic marker disk is held within the counter disk base by a securing magnet which is held within a central cylindrical magnet holder protrusion that extends upwards from a circular trough within the counter disk base.
10/02/14
20140295997
 Process for designing rugged pattern on golf ball surface patent thumbnailProcess for designing rugged pattern on golf ball surface
(5) assigning dimples and a land to the surface of the phantom sphere based on contours of the new voronoi regions.. .
10/02/14
20140295996
 Golf ball core having medium positive hardness gradient and high surface hardness patent thumbnailGolf ball core having medium positive hardness gradient and high surface hardness
A golf ball includes a single solid core having a surface hardness and a geometric center hardness. The core has an outer diameter of about 1.5 to 1.62 inches.
10/02/14
20140295995
 Golf ball having a thermoplastic positive hardness gradient inner core layer and a thermoset shallow positive hardness gradient outer core layer patent thumbnailGolf ball having a thermoplastic positive hardness gradient inner core layer and a thermoset shallow positive hardness gradient outer core layer
A golf ball has an inner core layer including a thermoplastic highly-neutralized ionomer and having a geometric center hardness less than a surface hardness to define a first positive hardness gradient. An outer core layer is formed about the inner core and includes a homogenous thermoset composition.
10/02/14
20140295994
 Golf ball patent thumbnailGolf ball
An object of the present invention is to provide a golf ball traveling a great flight distance on driver shots. The present invention provides a golf ball having 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) 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 specific organic peroxide, and (d) a carboxylic acid and/or a salt thereof, provided that the rubber composition further contains (e) a metal compound in the case of containing only (b) the α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms as the co-crosslinking agent..
10/02/14
20140295993
 Iron golf club head patent thumbnailIron golf club head
An iron golf club head of a cavity type, specifically called a pocket type head, manufactured by forging to have a lowered center of gravity, capable of giving an excellent ball hitting sensation in hitting a golf ball. This iron golf club head is integrally provided by forging and includes a top 2 in an upper portion of the head, a face 3 at a front, a sole at a bottom, a back 5 at a rear.
10/02/14
20140295984
 Golf training equipment patent thumbnailGolf training equipment
A training equipment usable to check the quality of the putt stroke comprising a base arrangeable on the ground and adapted to receive a golf ball in a predetermined position, magnetic flux detecting means applied to the base at least in front of and behind said predetermined position and so as to be visible from above the base, of the type adapted to visually show a trace depending on the variation of the pattern of the flux lines of the magnetic field applied to the base even after its removal; and at least a first magnet, preferably a permanent magnet, applied to the head base of a putter in correspondence of a part of the head intended in use to hit the ball, oriented so as to have while performing the putt stroke one of the poles facing the flux detecting means; a second magnet is available towards the flux detecting means with polarity opposite to the first so as to cancel the trace.. .
10/02/14
20140295924
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.
09/25/14
20140287851
Golf ball compositions
Disclosed herein are heterogeneous golf ball compositions comprising a matrix formed from a thermosetting polymer composition and discrete particles of crosslinked rubber dispersed within the matrix.. .
09/25/14
20140287847
Golf training apparatuses and methods
A golf swing training apparatus, method and kit for allowing users to practice their golf swing are disclosed. Embodiments of the golf swing trainer include a collapsible and lightweight golf swing trainer that may be displayed on retail store shelves and transported in typical passenger vehicles without requiring separate delivery using delivery vehicles.
09/18/14
20140278207
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.
09/18/14
20140274475
Golf ball marker holder
A golf ball marker holder includes a pocket adapted to receive a disc with a diameter of between about ⅜ inch and 1 inch, a first magnetic disc in the pocket, and a second magnetic disc magnetically attached to the first magnetic disc with a portion of the pocket material therebetween. The golf ball holder may further include a ball marker disc magnetically attached to the second magnetic disc.
09/18/14
20140274473
Golf ball with soft coating and hard cover
A golf ball has a cover with a shore d hardness of at least about 59 and a coating on the cover that has at least one of (a) a pencil hardness of 2 b or less, (b) a sward hardness of about 40 or less, or (c) a hit (young's modulus)<20 n/mm2 and hmax>0.55 micrometer.. .
09/18/14
20140274472
Multi-piece solid golf ball
A multi-piece solid golf ball has a core, an envelope layer encasing the core, an intermediate layer encasing the envelope layer, and a cover which encases the intermediate layer and has formed on a surface thereof a plurality of dimples. The envelope layer is formed of an inner envelope layer, an intermediate envelope layer and an outer envelope layer.
09/18/14
20140274471
Golf ball compositions
This invention pertains to a golf ball which includes a core, optionally one or more intermediate layers; and an outer cover layer, and where one or more of the outer cover or intermediate layers includes a high acid carboxylated elastomer composition, which has an elastomer backbone and one or more carboxy and which is the reaction product of a carboxylated elastomer and an amine containing compound.. .
09/18/14
20140274470
Golf ball compositions
The present invention relates to a golf ball including a core, one or more mantle layers and an outer cover layer, and one or more of the core, one or more mantle layers or outer cover layer includes a partially hydrogenated polybutadiene having a viscosity at 200° c. Of less than about 5,000 pa-sec and a storage modulus (g′) at 1 hz and 25° c.
09/18/14
20140274469
Process for making thermoplastic golf ball material and golf ball with thermoplastic material
A thermoplastic golf ball material is made by combining and reacting (a) an unneutralized copolymer of ethylene and at least one of acrylic acid and methacrylic acid, which has from about 5 to about 12 percent by weight acid monomer; (b) a metallocene-catalyzed copolymer of ethylene and octene; (c) an unsaturated fatty acid; and (d) a metal cation in an amount sufficient to neutralize from about 65 to about 90% of the acid groups, to produce an ionomeric thermoplastic material. The ionomeric thermoplastic material may be used in a core, a cover, or a layer between a core and a cover of a golf ball..
09/18/14
20140274468
Golf ball construction
The present invention discloses a multi piece golf ball having a core having a center, an outer cover layer; and one or more mantle layers, where the core includes a modifier which is either a block copolymer having a number average molecular weight of from about 30,000 to about 300,000 composed of at least two blocks including aromatic vinyl units each having a number average molecular weight of about 2,500 to about 40,000 and at least one block containing a vinyl bond content of not less than about 40%, and having a peak temperature of primary dispersion of tan δ of at least 0° c., and consisting of isoprene or isoprene-butadiene units; or from about 1 to about 50 parts by weight of a triallylcyanurate; or a combination of the block copolymer and the triallylcyanurate. Also at least one of the one or more mantle layers comprises a block copolymer having a number average molecular weight of from about 30,000 to about 300,000 composed of at least two blocks consisting of aromatic vinyl units each having a number average molecular weight of about 2,500 to about 40,000 and at least one block containing a vinyl bond content of not less than about 40%, and having a peak temperature of primary dispersion of tan δ of at least 0° c., and consisting of isoprene or isoprene-butadiene units..
09/18/14
20140274467
Golf ball comprising silicone composition
A golf ball comprising a silicone composition and a method for making the golf ball by liquid injection molding.. .
09/18/14
20140274466
Golf ball
The invention provides a golf ball having a core encased by a cover of one or more layer, which cover is formed of a material composed primarily of a thermoplastic polyurethane material and containing also a lubricant composed primarily of a montanic acid ester. Paint film adhesion is not adversely affected even when the mold temperature during injection-molding of the golf ball is raised to 60° c.
09/18/14
20140274465
System of modularity for hollow game balls
Friction-fit, removable plugs for holes in hollow, perforated game balls, such as wiffle balls and practice golf balls. Plugging the holes allows users to adjust the flight and composition of the balls in various ways, including matching the distance of balls to the available space and to the players' abilities.
09/18/14
20140274453
Golf club head optimized for sound
A golf club head optimized for sound has a body that defines an interior cavity. The body includes at least one of a sole portion, skirt portion, or a crown portion.
09/18/14
20140274438
Fitting a golf ball using a strike characteristics detector
A system and method for ball fitting is disclosed. The system and method may use a swing characteristics detector.
09/18/14
20140274437
Vibration modes of faces for golf club heads or other ball striking devices
A ball striking device, such as a golf club head, 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. The head further has an indicator associated therewith, the indicator identifying a golf ball based on a vibration mode of the golf ball, such that the club head is configured to be used to strike the golf ball on the ball striking surface.
09/18/14
20140265022
Golf ball manufacturing method
This invention provides a method of manufacturing a golf ball composed of a core encased by a cover of at least one layer using an injection mold. The method includes the step of using, as a cover-forming material, a resin composition which is composed primarily of a thermoplastic polyurethane material and includes a lubricant composed primarily of a montanic acid ester, and also controlling the mold temperature of the injection mold within the range of 30 to 60° c.; and the step of injection-molding the resin composition over the core with the injection mold controlled to the foregoing mold temperature..
09/18/14
20140265017
Golf ball manufacturing method
One or more type of (ii) resin pellets of a second kind composed primarily of (c) a thermoplastic polyurethane, then feeding the dry blend to an injection-molding operation and forming at least one cover layer.. .
09/18/14
20140260637
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.
09/18/14
20140260636
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.
09/18/14
20140260635
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.
09/11/14
20140256474
Golf ball core having medium positive hardness gradient and high surface hardness
A golf ball includes a single solid core having a surface hardness and a geometric center hardness. The core has an outer diameter of about 1.5 to 1.62 inches.
09/11/14
20140256473
Golf ball cores having foam center and polymeric outer layers with hardness gradients
Multi-layered golf ball core sub-assemblies and the resulting golf balls are provided. The core structure includes an inner core (center) comprising a foam composition, preferably foamed polyurethane.
09/11/14
20140256472
Blends of polyamide and acid anhydride-modified polyolefins for use in golf balls
Multi-layered golf balls having at least one layer made of polyamide/acid anhydride-modified polyolefin blended compositions are provided. Preferably, a transparent polyamide is used.
09/11/14
20140256471
Dual core golf ball having negative-hardness-gradient thermoplastic inner core and shallow positive-hardness-gradient thermoset outer core layer
A golf ball includes a core including a thermoplastic inner core and a thermoset outer core layer. The inner core has a surface hardness of about 40 to 80 shore c and a center hardness of about 30 to 75 shore c.
09/11/14
20140256470
Multi-piece solid golf ball
A multi-piece solid golf ball comprising a core, an envelope layer encasing the core, an intermediate layer encasing the envelope layer, and a cover which encases the intermediate layer and has formed on a surface thereof a plurality of dimples, wherein the core is made primarily of a rubber material and has a diameter of at least 31 mm, the envelope layer and intermediate layer are each made primarily of the same or different resin materials and the cover is made primarily of polyurethane; intermediate layer and cover have an optimized thickness relationship; the core, envelope layer, intermediate layer and cover have optimized hardness relationships; and the core surface and core center have a large hardness difference therebetween. The golf ball has excellent flight performance and controllability acceptable to professionals and other skilled golfers, while also having excellent durability to cracking upon repeated impact and excellent scuff resistance..
09/11/14
20140256469
Multi-layered cores having foam inner core for golf balls
Multi-layered golf ball core sub-assemblies and the resulting golf balls are provided. The core structure includes an inner core (center) comprising a foam composition, preferably foamed polyurethane.
09/11/14
20140256468
Method for dyeing golf balls and dyed golf balls
A golf ball of a first color is dyed to a second color with an anionic or nonionic disperse dye. Either or both of the cover or an optional clear coating layer on the cover comprises a member selected from the group consisting of polyurethanes, polyureas, polyamides, and combinations thereof, which can be dyed by the anionic or nonionic disperse dye..
09/11/14
20140250609
Method for dyeing golf balls and dyed golf balls
A golf ball of a first color is dyed to a second color with an anionic or nonionic disperse dye. Either or both of a pigmented coating layer or an optional clear coating layer on the pigmented coating layer comprises a member selected from the group consisting of polyurethanes, polyureas, polyamides, and combinations thereof, which can be dyed by the anionic or nonionic disperse dye..
09/04/14
20140248978
Multi-layer golf ball
Golf balls consisting of a dual core and a dual cover are disclosed. The surface hardness of the outer core layer is greater than the material hardness of the inner cover layer, and is preferably 75 shore c or greater..
09/04/14
20140248969
Golf club swing training apparatus
A golf club swing training apparatus designed to help golfers learn to selectively control a golf ball trajectory shape so that the ball is made to “bend” from right to left, or left to right. The apparatus is configured as an otherwise conventional golf club such as a driver, but wherein the shaft is spliced at a location along its length between the butt end and the head end.
09/04/14
20140246805
Process for manufacturing golf balls having a multi-layered covers
Process for making golf ball having multi-layered cover having a very thin outermost cover layer comprising: providing first and second substantially hemispherical half shells comprising a thermoplastic composition; dispensing uncured liquid thermoset composition into a hemispherical cavity of first half shell; inserting first half of a core subassembly into hemispherical cavity and displacing an amount of the uncured liquid thermoset composition such that the uncured liquid thermoset composition forms an inner cover layer; dispensing the uncured liquid thermoset composition into hemispherical cavity of second half shell; inserting second half of core subassembly into hemispherical cavity of second half shell and displacing an amount of the uncured liquid thermoset composition such that the uncured liquid thermoset composition forms an inner cover layer and thereby mating the first and second half shells; curing thermoset inner cover layer; and forming dimples in the outer surfaces of mated first and second half shells.. .
08/28/14
20140243113
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..
08/28/14
20140243112
Golf balls having at least two core layers formed from hnp compositions
The present invention is directed to golf balls consisting of a multi-layer core and a cover. The multi-layer core includes at least one layer formed from a relatively soft or low modulus hnp composition and at least one layer formed from a relatively hard or high modulus hnp composition..
08/28/14
20140243111
Golf club head
A golf club (40) having a club head (42) with a face component (60), an aft body (61), and a sound modifying sole and crown design is disclosed herein. The face component, which may be composed of a metal material, (60) has a striking area portion (72) and a return portion (74).
08/21/14
20140235779
Processing zinc diacrylate dispersed in high-cis polybutadiene
The present invention provides a method and product that provides a dust-free homogeneous dispersion of zinc diacrylate in polybutadiene for use in golf balls in which a first and a second processing promoters are used in the production of the dispersion and incorporated into the dispersions, such first processing promoters including low molecular weight polyethylene, fatty acids, and zinc salts of fatty acids and such second processing promoters being metal oxides including zinc oxide, magnesium oxide, and calcium oxide.. .
08/21/14
20140235370
Polymer compositions comprising peptizers, sports equipment comprising such compositions, and method for their manufacture
Embodiments of the disclosed polymer composition comprise a first unsaturated polymer or polymer precursor, and an effective amount of a peptizer. The peptizer typically comprises a heteroaryl or a heterocyclic compound, other than morpholine as disclosed in assignee's prior applications.
08/21/14
20140230133
Protective insert for an item of headwear
A protective insert for an item of golfing headwear with integral rigid peak. The protective insert is configured to protect a user's head from injury caused by a golf ball..
08/14/14
20140228183
Elastic flat band
An elasic flat band exercise device has two spherically-shaped handles, each approximately the size of a golf ball or slightly larger, with a channel extending through the center of each handle. An elongated elastic flat band extends between the handles.
08/14/14
20140228150
Metal wood club
A golf club head is provided having a body and a face, with a slot in a perimeter region of the body of the club head adjacent the face. The slot increases the flex of the hitting surface on impact with a golf ball, thereby increasing the speed with which the ball rebounds off the hitting face and increases the overall distance the ball is hit.
08/14/14
20140228140
Golf putting aiming aid
The present invention is directed towards a golf shot set up and aiming aid. The aid comprises a direction sensing means (104) and at least one illumination means (106), whereby the illumination means is capable of projecting a set-up line (200, 202) and aiming line (230, 204) on a playing surface for the user, and, the illumination means is rotatable about a substantially vertical axis (110) in response to feedback from the direction sensing means.
08/14/14
20140228139
Method, system and apparatus for capturing the critical parameters of a golf ball in flight and displaying those parameters to the individual golfers
A method, system and apparatus is disclosed for utilizing the ability to capture the essential parameters of a golf ball in flight and to generate immediate feedback to the golfer regarding the drive. The apparatus can also pair the golf ball flight information with advertising in order to increase revenue to the golf course that employs the system..
08/07/14
20140221126
Golf ball comprising a core layer having a hardness gradient and trans gradient
A golf ball includes a ‘dual core’ formed from an inner core layer and an outer core layer. The inner core has an outer surface and a center and is typically formed from a substantially-homogenous rubber composition such that the center of the core has a hardness of about 72 shore c to about 78 shore c and a trans content of about 5% to 9%, and the outer surface of the inner core has a trans content of about 5% to 9%.
08/07/14
20140216180
Method for extracting impact time in golf swing
A method for extracting impact time in a golf swing includes acquiring at least one chronological waveform among chronological waveforms of an angular velocity about x-axis, an angular velocity about y-axis, and an angular velocity about z-axis obtained when a golf ball is hit by a golf club attached with a sensor that measures angular velocities about three axes, when the x-axis is orientated along a toe-heel direction of a golf club head, when the y-axis is orientated so as to follow along a direction in which a ball is hit, and when the z-axis is orientated to match an axial direction of a shaft; acquiring timing at which laser light, disposed immediately in front of where the golf club head impacts the ball, is shielded by the golf club head or the shaft; and determining an impact time using the at least one chronological waveform and the timing.. .
07/31/14
20140213391
Golf ball
An object of the present invention is to provide a golf ball showing a great flight distance 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 mercaptocarboxylic acid derivative and/or a dithiodicarboxylic acid derivative..
07/31/14
20140210142
Method of post-mold crosslinking thermoplastic polyurethane golf ball cover compositions
A multi-piece golf ball is manufactured by molding a cover layer and a core layer to form a golf ball preform in a mold. The cover layer has a thermoplastic polyurethane composition which may be crosslinked by ultraviolet radiation.
07/24/14
20140206477
Multi-layer cover golf ball having thermoset rubber intermediate cover layer
A golf ball including a core and a cover including a thermoplastic inner cover layer having a material hardness of 60 to 80 shore d; a thermoset outer cover layer comprising a castable polyurea and having a material hardness of 20 to 60 shore d; and a thermoset intermediate cover layer disposed between the inner and outer cover layers and having a hardness substantially the same as the inner cover layer hardness and greater than the outer cover layer hardness. The inner cover includes one or more high- or low-acid ionomers and, optionally, a maleic anhydride modified polyolefin.
07/24/14
20140206476
Golf ball
An object of the present invention is to provide a golf ball showing 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) 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 heterocyclic 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..
07/17/14
20140200100
Golf ball
In a golf ball having a core and a cover of at least one layer, an outermost layer of the cover is formed to a specific thickness using a resin composition containing a light-harvesting fluorescent dye and a light-reflecting pigment. The golf ball is elegant and highly stylish, and moreover has an excellent visibility..
07/17/14
20140200098
Golf ball with soft feel
Wherein the core has a pga compression of less than 70, and the core/inner mantle layer/intermediate mantle layer combined construct has a pga compression of at least 30.. .
07/10/14
20140194227
Golf ball having a hollow center
Golf balls including a spherical inner core shell layer formed from a thermoset or thermoplastic composition are provided. The shell layer has an outer surface, an inner surface, and an inner diameter to define a hollow center.
07/10/14
20140194226
Hollow core golf ball having a hardness gradient
A golf ball including a hollow core formed from a spherical inner core shell layer including a stiff thermoplastic composition. The shell layer has an outer surface, an inner surface, and an inner diameter to define a hollow center.
07/10/14
20140194225
Golf ball having a hollow center
A golf ball includes a thermoset spherical inner core shell layer having an outer surface, an inner surface, and an inner diameter to define a hollow center; a thermoset outer core layer formed about the shell layer; and an inner and outer cover layer formed about the outer core layer. The inner cover includes an ionomeric material and the outer cover layer includes a polyurea or a polyurethane having a hardness less than the inner cover layer.
07/10/14
20140194224
Golf ball having a hollow center
A golf ball includes a spherical inner core shell layer formed from a thermoplastic composition. The shell layer has an outer surface, an inner surface, and an inner diameter to define a hollow center.
07/10/14
20140194223
Golf ball having a hollow center
A hollow golf ball includes a spherical inner core shell layer formed from a first thermoplastic composition, the shell layer having an outer surface, an inner surface, and an inner diameter to define a hollow center. An outer core layer is formed about the shell layer and includes a thermoset rubber composition.
07/10/14
20140194222
Golf ball having a hollow center
A golf ball including a spherical inner core shell layer formed from a thermoset rubber composition, the shell layer having an outer surface, an inner surface, and an inner diameter to define a hollow center. A thermoplastic outer core layer is formed about the shell layer.
07/10/14
20140194221
Multi-piece solid golf ball
A golf ball has a core, an envelope layer, an intermediate layer and a cover whose respective surface hardnesses have been set so as to satisfy certain specific relationships. In addition, the respective initial velocities measured for the core, a sphere composed of the core peripherally covered by the envelope layer (envelope layer-encased sphere), a sphere composed of the core peripherally covered by the envelope layer and the intermediate layer (intermediate layer-encased sphere), and the ball itself have been set so as to satisfy certain specific relationships.
07/10/14
20140194220
Putter face insert
A putter-type golf club head having a face insert comprising a metal sheet and a urethane backing is disclosed herein. The metal sheet, which makes contact with a golf ball during use, includes a plurality of oval-shaped holes extending through the entire thickness of the sheet and having a specific size and spacing, and the urethane backing has a hardness that optimizes performance of the face insert, and thus the putter..


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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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This listing is a sample listing of patent applications related to Golf Ball for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Golf Ball with additional patents listed. Browse our RSS directory or Search for other possible listings.
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