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Acushnet Company patents


Recent patent applications related to Acushnet Company. Acushnet Company is listed as an Agent/Assignee. Note: Acushnet Company may have other listings under different names/spellings. We're not affiliated with Acushnet Company, we're just tracking patents.

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Golf balls having multi-layered cores with thermoset outer layer

Multi-piece golf balls containing a multi-layered core structure are provided. The core structure includes a small, heavy inner core (center) having a relatively high specific gravity, an intermediate core layer, and a surrounding outer core layer. The layers of the core structure may have different hardness gradients. In one preferred... Acushnet Company

Non-conforming golf balls

Golf balls having an initial velocity greater than 255 ft/sec and/or an overall distance of greater than 320 yards are disclosed. The golf balls comprise one or more core layers, one or more cover layers, and optionally one or more intermediate layers disposed between the core and the cover. At... Acushnet Company

Golf ball dimple profile

The present invention concerns a golf ball having dimples with a cross-sectional profile comprising a conical top portion and a non-conical bottom portion. More particularly, the profiles of the present invention are defined by three independent parameters: dimple diameter (DD), edge angle (ΦEDGE), and saucer ratio (Sr). These parameters fully... 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 ball dimple plan shapes and methods of generating same

The present invention relates to golf balls having improved packing efficiency and aerodynamic characteristics and a high degree of dimple interdigitation. In particular, the present invention relates to a golf ball including at least a portion of dimples having a plan shape defined by low frequency periodic functions having high... Acushnet Company

Curvilinear golf ball dimples and methods of making same

The present invention is directed to golf balls having surface textures with unique appearances and improved aerodynamic characteristics due, at least in part, to the use of curvilinear dimple plan shapes. In particular, the present invention is directed to a golf ball that includes at least a portion of its... 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 surface volume ratio that is equivalent between opposing hemispheres despite the use of different dimple geometries, different dimple arrangements, and/or different dimple counts on the opposing hemispheres.... Acushnet Company

Set of golf club heads and manufacture

A co-forged iron type golf club is disclosed. More specifically, the present invention discloses an iron type golf club head from a pre-form billet that already contains two or more materials before the actual forging process resulting in a multi-material golf club head that doesn't require any post manufacturing operations... Acushnet Company

Club length adjustment device

A golf club length adjustment device, comprising a first member affixed to a main shaft, the main shaft configured to couple to a golf club head, a second member slideably coupled to the first member, the second member adapted to couple to a golf club grip, wherein the first member... Acushnet Company

Dimple patterns for golf balls

The present invention provides a method for arranging dimples on a golf ball surface in which the dimples are arranged in a pattern derived from at least one irregular domain generated from a regular or non-regular polyhedron. The method includes choosing control points of a polyhedron, generating an irregular domain... Acushnet Company

Dimple patterns for golf balls

The present invention provides a method for arranging dimples on a golf ball surface in which the dimples are arranged in a pattern derived from at least one irregular domain generated from a regular or non-regular polyhedron. The method includes choosing control points of a polyhedron, generating an irregular domain... Acushnet Company

Buoyant, high coefficient of restitution (cor) golf ball having a reduced flight distance yet the perceived flight trajectory of regular distance high cor golf balls

Golf ball having CoR of at least 0.810, specific gravity SGB of less than 1.00 g/cc, and initial velocity of at least 250 ft/s and comprising a first layer L1, a second layer L2 surrounding L1, and a third layer L3 surrounding L2. L1 is formed from at least one... Acushnet Company

Golf ball cores having foam center and thermoset 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. The intermediate and outer core layers are preferably formed from foamed and non-foamed thermoset compositions. For example, the intermediate core can be formed... Acushnet Company

Golf balls comprising a plasticized polyurethane layer

A golf ball comprising a core and a cover layer, wherein at least one of the core or cover layer comprises a plasticized polyurethane composition comprising at least one polyurethane and at least one plasticizer.... Acushnet Company

Interchangeable shaft system

A golf club incorporating an interchangeable shaft system includes a shaft, a shaft sleeve, a club head. The shaft sleeve is coupled to an end of the shaft and is received in a hosel included in the club head. The shaft sleeve is removably coupled to the club head. Alignment... Acushnet Company

Striking face deflection structures in a golf club

A golf club head including a plurality of face support tabs that are attached to an interior surface of the perimeter of a golf club head. The face support tabs are in contact with a rear surface of a striking face and, in some examples, are fastened to the rear... Acushnet Company

Striking face deflection structures in a golf club

An iron-type golf club head has a club head body that includes a back portion, a topline, a sole portion, and a striking face. The golf club head also may include a rib that extends from the back portion of the club head body to a rear surface of the... Acushnet Company

Golf club having an elastomer element for ball speed control

A golf club has a club head body with a back portion and striking face. A cradle is attached to an internal surface of the back portion, and an elastomer extends from the cradle towards a rear surface of the striking face. The golf club head may also have an... Acushnet Company

Low compression golf balls containing cores made of plasticized thermoplastic compositions

Low compression multi-piece golf balls having a solid core comprising at least one layer made of a plasticized thermoplastic composition are provided. Preferably, the ball has a compression of less than 60 and more preferably less than 50. The ball includes a cover in addition to the core sub-assembly. For... Acushnet Company

Multi-layer core golf ball

Golf balls comprising a multi-layer core and a cover are disclosed. The multi-layer core comprises at least one intermediate core layer formed from a metallic, composite, or inorganic/organic hybrid composition.... Acushnet Company

Golf club having improved sound properties

A golf club head has a stranded structure such as a cantilevered strand or a beam strand. The stranded structure causes changes in acoustic properties from that of a standard golf club. A gap or through-hole around the stranded structure may be filled with a vibration dampening material, such as... Acushnet Company

Golf balls having a multi-layered core with a thermoset rubber center

Golf balls having a multi-layered solid core and multi-layered cover are provided. The center of the core is made of a thermoset rubber material and preferably has a positive hardness gradient. The intermediate core layer is made of a thermoset or thermoplastic composition. The outer core layer is made of... Acushnet Company

Golf balls having multi-layered core with thermoplastic outer layer

Multi-piece golf balls containing a multi-layered core structure are provided. The core structure includes a small, heavy inner core (center) having a relatively high specific gravity, an intermediate core layer, and a surrounding outer core layer. The layers of the core structure may have different hardness gradients. In one preferred... Acushnet Company

Multi-layer golf ball

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

Golf club head having a multi-material face

A golf club with a multi-material face is disclosed herein. More specifically, the golf club head in accordance with the present invention has a multi-material striking face portion that can be comprised out of a metallic outer layer combined with a composite mid-section, all forming a face cup construction that... Acushnet Company

Golf shoe with an outsole having wave-like flex channels

A golf shoe has an upper, a midsole, and an outsole. The outsole includes a plurality of wave-like flex channels, surrounded by a hard base material. The hard base material provides stiffness for support and stability while the flex channels allow the outsole to bend when a user walks or... Acushnet Company

Golf ball

Golf balls including at least one modified dimple group are disclosed. The modified dimple group comprises one or more modified dimples forming an axially symmetric pattern about a Correction Area Centroid located on an axis of symmetry at a latitude greater than 0°, where 0° represents the hemispherical pole and... Acushnet Company

Dimple patterns for golf balls

The present invention provides a method for arranging dimples on a golf ball surface in which the dimples are arranged in a pattern derived from at least one irregular domain generated from a regular or non-regular polyhedron. The method includes choosing control points of a polyhedron, generating an irregular domain... Acushnet Company

Dimple patterns for golf balls

The present invention provides a method for arranging dimples on a golf ball surface in which the dimples are arranged in a pattern derived from at least one irregular domain generated from a regular or non-regular polyhedron. The method includes choosing control points of a polyhedron, generating an irregular domain... Acushnet Company

Golf ball dimples exhibiting two distinct hardness regions derived from a single cover layer and methods of making same

The present invention is directed to a golf ball having a cover in which the dimples have two distinct hardness regions. The cover of the present invention is formed from a castable formulation including at least one prepolymer that incorporates some degree of unsaturation in the backbone of the polymer,... Acushnet Company

Golf ball layers including a fatty acid (meth)acrylic acid salt

The present invention relates to the use of a fatty acid (meth)acrylic acid salt in a golf ball layer. The fatty acid (meth)acrylic acid salt may be added to one or more portions of a golf ball including a core, intermediate, or cover layer. For example, in one embodiment, the... Acushnet Company

Golf ball layers including mono (meth)acrylate esters

The present invention relates to the use of a mono (meth)acrylate ester in a golf ball layer. The mono (meth)acrylate ester may be added to one or more portions of a golf ball including a core, intermediate, or cover layer. For example, in one embodiment, the mono (meth)acrylate ester may... Acushnet Company

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. The intermediate core layer is... Acushnet Company

Multi-layer golf ball

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

12/21/17 / #20170361171

Golf balls having a multi-layered cover with a thermoplastic inner cover layer

Multi-piece golf balls having a multi-layered solid core and multi-layered cover are provided. In one version, a six-piece ball having a three-layered core and three-layered cover is formed. Preferably, the inner core is made of a thermoset rubber composition, the intermediate core layer is made of a thermoplastic composition, and... Acushnet Company

12/21/17 / #20170361174

System and coating golf balls

In a method and related system of the invention, each golf ball component is progressed while being coated, without contacting another surface until after curing, and without the margin for error created in prior systems/methods using physical or air stream up-take supports. In one embodiment, a method of the invention... Acushnet Company

12/21/17 / #20170361177

Golf club having double-walled striking face

A golf club head having a golf club head body and an inner wall structure. The club head body includes a back portion, a striking face, a sole, and a topline. The inner wall structure is at least partially in contact with a rear surface of the striking face. The... Acushnet Company

12/14/17 / #20170354848

Golf balls having at least one layer formed from a plasticized acid copolymer composition

The present invention is directed to multi-layer golf balls including a layer formed from a relatively soft or low modulus HNP composition and a layer formed from a relatively hard or high modulus HNP composition. Optionally, the soft (or low modulus) HNP composition and/or the hard (or high modulus) HNP... Acushnet Company

12/14/17 / #20170354852

Metal wood club

A golf club head including a cavity including an open end and a terminal end, the terminal end opposite the open end, an elongate weighted insert configured to reside in the cavity, the weighted insert having a first end and a second end opposite the first end, wherein the cavity... Acushnet Company

12/07/17 / #20170348569

Weighted iron set

The present invention is direct to a set of golf clubs comprising long irons, mid-irons and short irons. The invention contemplates the use of titanium or steel for the main body portion and significant tungsten weight members coupled to at least the toe via a mechanical fastener inserted through the... Acushnet Company

11/30/17 / #20170340925

Multi-layer golf ball

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

11/30/17 / #20170340929

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, a muscle back shell and a weight insert disposed in the muscle back shell. The golf club heads have relatively... Acushnet Company

11/23/17 / #20170333757

Golf balls having layers made of silicone elastomer and polyurethane blends

Multi-layered golf balls having at least one layer made from silicone (polysiloxane) elastomers; silicone (polysiloxane) elastomer/polyurethane blends; polycarbonate-polysiloxane blends and copolymers; and polycarbonate-polysiloxane/polyurethane blends are provided. For example, three-piece, four-piece, and five-piece golf balls containing different core and cover structures can be made. The polysiloxane compositions have good thermal stability... Acushnet Company

11/23/17 / #20170333760

Multi-layer golf ball

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

11/09/17 / #20170319908

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 surface volume ratio that is equivalent between opposing hemispheres despite the use of different dimple geometries, different dimple arrangements, and/or different dimple counts on the opposing hemispheres.... Acushnet Company

11/09/17 / #20170319918

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... Acushnet Company

11/02/17 / #20170312584

Golf ball having dimples with concentric or non-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... Acushnet Company

11/02/17 / #20170312585

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... Acushnet Company

11/02/17 / #20170312586

Golf balls having a foam inner core with thermal barrier

Golf balls having a multi-layered core made of a foamed composition are provided. The core assembly preferably includes a foam inner core (center) and surrounding outer core layer. Preferably, a polyurethane foam composition is used to form the foam center. The core layers have different hardness gradients and specific gravity... Acushnet Company

11/02/17 / #20170312600

Golf club having removable weight

A golf club head is presented comprising a sole including a weight member secured to a weight mount. The weight member is preferably constructed so that it has a low profile and so that it interacts with an angled abutment portion of the weight mount to locate the weight member... Acushnet Company

10/19/17 / #20170296881

Methods for making golf balls having heterogeneous layers and resulting balls

Methods for making multi-piece golf balls having an outer cover, intermediate, or other layer comprising a heterogeneous composition are provided. The heterogeneous composition comprises a mixture of Compounds A and B. For example, the compounds can be different polyurethanes, ethylene acid copolymer ionomers, polyesters, polyamides, or any other suitable materials... Acushnet Company

10/19/17 / #20170296887

Metal wood club

A golf club head, comprising a body having a center of gravity, wherein the body comprises a coordinate system with an x-axis located horizontal to the face, a y-axis located vertical to the face, and a z-axis located through the face; and a weight system configured to adjust the location... Acushnet Company

10/12/17 / #20170291071

Golf balls having dual-layered cores with metal-containing centers

Multi-piece golf balls containing a dual-layered core are provided. The ball further includes single or multi-layered covers. The core structure includes a small, heavy inner core (center) having a relatively high specific gravity, and a surrounding outer core layer. The core layers may have different hardness gradients. The center of... Acushnet Company

10/12/17 / #20170291072

Golf balls having dual-layered cores with metal-containing centers and dual-layered covers

Multi-piece golf balls containing a dual-layered core and dual-layered cover are provided. The core structure includes a small, heavy inner core (center) having a relatively high specific gravity, and a surrounding outer core layer. The core layers may have different hardness gradients. The center of the core comprises a metal... Acushnet Company

10/12/17 / #20170291073

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. The outer core layer is preferably formed from a non-foamed thermoplastic composition such as ethylene acid copolymer ionomer. Preferably, the specific gravity (density) of the foam... Acushnet Company

10/12/17 / #20170291077

Methods for making golf ball components using three-dimensional additive manufacturing systems

Methods for making golf balls and golf ball components using three-dimensional (3D) additive manufacturing systems are provided. The golf ball includes at least one three-dimensional piece. Preferably, a continuous liquid interface printing method is used to make the three-dimensional structure. Ultraviolet (UV)-light polymerizable materials are used in the method. The... Acushnet Company

10/05/17 / #20170282018

Golf ball with excellent interlayer adhesion between adjacent differing layers

Golf ball and method for making it, comprising a first layer that comprises a first polymeric composition and is surrounded by and adjacent to a second layer comprising a second polymeric composition different than the first polymeric composition; with one of these layers further comprising at least one silane-containing adhesion... Acushnet Company

10/05/17 / #20170282019

Multi-layer golf ball

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

10/05/17 / #20170282020

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... Acushnet Company

10/05/17 / #20170282021

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. A slot is included in a... Acushnet Company

10/05/17 / #20170282029

Golf club having removeable weight

A golf club head including a hosel, a ball 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 weight mount disposed... Acushnet Company

10/05/17 / #20170282032

Golf club with improved weight distribution

A golf club with improved weight distribution is disclosed herein. More specifically, the present invention discloses a golf club with a lightweight shaft allowing the golfer to achieve higher swing speed, while shifting the weight savings of the shaft to a grip portion of the club; counterbalancing some of the... Acushnet Company

09/28/17 / #20170274251

Dual core golf ball having positive-hardness-gradient thermoplastic inner core and positive-hardness-gradient thermoset outer core layer

A golf ball comprising an inner core layer including a thermoplastic material and having a geometric center hardness less than the surface hardness to define a positive hardness gradient. An outer core layer is formed over the inner core. The outer core includes a thermoset rubber composition and has an... Acushnet Company

09/21/17 / #20170266506

Multi-layer cover golf ball having a high acid casing layer

A golf ball includes a single core having an outer surface and a geometric center. The core is formed from a substantially homogenous rubber composition. An inner cover layer is disposed about the core, the inner cover including a high-acid ionomer and having a material hardness of about 66 to... Acushnet Company

Patent Packs
09/21/17 / #20170266507

Three-cover-layer golf ball having transparent or plasticized polyamide intermediate layer

A golf ball includes a core and a three-layer cover disposed adjacent the core. The three-layer cover includes an inner cover, an intermediate cover, and an outer cover. The inner cover includes a non-ionomeric E/Y copolymer where E is an olefin and Y is a carboxylic acid. The inner cover... Acushnet Company

09/21/17 / #20170266508

Medium gradient dual core golf ball

A golf ball includes an inner core layer having a first surface hardness and a geometric center hardness. The center hardness is less than the first surface hardness to define a first positive hardness gradient of about 1 to 12 Shore C. An outer core layer has a second surface... Acushnet Company

09/21/17 / #20170266509

Dual core golf ball having positive-hardness-gradient thermoplastic inner core and positive-hardness-gradient thermoset outer core layer

A golf ball includes 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, the center hardness being less than the surface hardness to define... Acushnet Company

09/21/17 / #20170266510

Golf balls having a foam center with regions of different hardness

Golf balls having a multi-layered 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. Preferably, a polyurethane foam composition is used to form the foam center. The foam inner core preferably includes a fully-foamed... Acushnet Company

09/21/17 / #20170266511

Golf ball incorporating at least three adjacent ionomeric and/or hnp-based layers having multiple related property gradients there between

Golf ball having at least three layers comprising ionomeric and/or HNP compositions, wherein for each two adjacent layers, a relationship is established between a ratio of the volumes of the two adjacent layers and a ratio of the percent neutralizations of those two layers such that the volumes and %... Acushnet Company

09/21/17 / #20170266512

Golf ball incorporating at least three adjacent ionomeric and/or hnp-based layers having multiple related property gradients there between

Golf ball having at least three layers comprising an ionomeric and/or HNP composition, wherein for each two adjacent layers, a relationship is established between a ratio of the volumes of the two adjacent layers and a ratio of the percent neutralizations of those two layers such that the volumes and... Acushnet Company

09/21/17 / #20170266513

Golf ball incorporating at least three adjacent ionomeric and/or hnp-based layers having multiple related property gradients there between

Golf ball having at least three layers comprising ionomeric and/or HNP compositions, wherein for each two adjacent layers, a relationship is established between a ratio of the volumes of the two adjacent layers and a ratio of the percent neutralizations of those two layers such that the volumes and %... Acushnet Company

09/21/17 / #20170266521

Golf bag having shoulder strap assembly for converting from two straps to single strap

A golf bag having a shoulder strap assembly including a two strap system that can be converted to a single strap system is provided. In the two strap system, Strap A is fitted over one shoulder and Strap B is fitted over the other shoulder. To convert from a double... Acushnet Company

09/21/17 / #20170266522

Golf bag having hub shoulder strap connector for converting from two straps to single strap

A golf bag having a shoulder strap assembly including a two strap system that can be converted to a single strap system is provided. In the two strap system, Strap A is fitted over one shoulder and Strap B is fitted over the other shoulder. To convert from a double... Acushnet Company

09/14/17 / #20170259124

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. Preferably, a polyurethane foam composition containing mineral filler particulate, for example, nanoclay particles,... Acushnet Company

09/14/17 / #20170259125

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

09/14/17 / #20170259134

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. Preferably, the long and mid irons have a face stabilizing bar and back panel and the CG is located between about 1 mm... Acushnet Company

09/07/17 / #20170252612

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. The replaceable striking face may be connected to... Acushnet Company

09/07/17 / #20170252614

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... Acushnet Company

09/07/17 / #20170254667

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. The innermost core layer is relatively small, having a diameter of from 0.50 inches to 1.30 inches, and has... Acushnet Company

Patent Packs
08/31/17 / #20170246509

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... Acushnet Company

08/31/17 / #20170246510

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. The inner core preferably contains metal powder such as copper, steel, brass, tungsten, titanium, nickel, iron, tin, and bronze particles dispersed in a thermoset or thermoplastic... Acushnet Company

08/31/17 / #20170246511

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:... Acushnet Company

08/24/17 / #20170239529

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

(0.15)ΣLARCS≦ΣLLINES≦(0.50)ΣLARCS.... Acushnet Company

08/17/17 / #20170232304

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

08/10/17 / #20170225040

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... Acushnet Company

08/10/17 / #20170225041

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... Acushnet Company

08/10/17 / #20170225043

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. The inner core preferably contains metal materials such as copper, steel, brass, tungsten, titanium, nickel, iron, tin, and bronze particles dispersed in a thermoset or thermoplastic... Acushnet Company

08/10/17 / #20170225044

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. Preferably, the ball contains a dual-core having an inner core and surrounding outer core layer. Low... Acushnet Company

08/10/17 / #20170225050

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. The flexure is... Acushnet Company

07/27/17 / #20170209746

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. A thermoplastic outer core layer is formed around the inner core layer, has a... Acushnet Company

07/27/17 / #20170209747

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. At least one cover layer is made of a plasticized thermoplastic composition. For example, two-layered and three-layered... Acushnet Company

07/20/17 / #20170203167

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... Acushnet Company

07/06/17 / #20170189760

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

07/06/17 / #20170189761

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... Acushnet Company

07/06/17 / #20170189762

Golf ball compositions

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

07/06/17 / #20170189763

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. Alternatively, the cover assembly may include a relatively soft inner cover with a relatively hard outer cover. Three-layered covers comprising an... Acushnet Company

07/06/17 / #20170189764

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. The layers of the core structure may have different hardness gradients. The center of the core comprises a... Acushnet Company

07/06/17 / #20170189766

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. Preferably, a fatty acid ester such as ethyl oleate is used as the plasticizer. The outer core... Acushnet Company

07/06/17 / #20170189770

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. A weight member is coupled to the golf club head so that it overlaps a seam.... Acushnet Company

06/29/17 / #20170182365

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... Acushnet Company

06/29/17 / #20170182368

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. The surrounding outer core layer is preferably made from a foamed composition. In one embodiment, pre-expanded thermoplastic polyurethane... Acushnet Company

06/29/17 / #20170182369

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. Preferably, a polyurethane foam composition comprising secondary blowing agents that are activated by heat is used to form the foam... Acushnet Company

06/29/17 / #20170182378

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

06/29/17 / #20170182385

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... Acushnet Company

06/29/17 / #20170182389

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








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