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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка

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Номер: US20130095956A1

Автор: Hebert Edmund A., Jones Douglas E., Ladd Derek A., Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

The present invention is directed to golf balls consisting of a multi-layer core and a cover. The multi-layer core consists of a center and an outer core layer that are both soft relative to a hard rubber intermediate core layer. The outer core layer is preferably thin relative to the center and the outer core layer. The multi-layer core includes at least one layer formed from a relatively soft HNP composition and at least one layer formed from a relatively hard HNP composition. 1. A golf ball comprising a core and a cover , wherein the core has an overall diameter of from 1.40 inches to 1.60 inches and consists of:(a) a center having a diameter of from 0.50 inches to 1.50 inches, a surface hardness of 65 Shore C or greater, a center hardness (H), and formed from a highly neutralized polymer composition, the highly neutralized polymer composition having a material hardness of 55 Shore D or less and comprising a highly neutralized ethylene/(meth)acrylic acid/alkyl(meth)acrylate copolymer wherein at least 80% of the acid groups of the acid copolymer are neutralized;(b) an intermediate core layer having a surface hardness (I) of 40 Shore C or greater; and(c) an outer core layer having a surface hardness (S) of from 20 Shore C to 70 Shore C and formed from a partially neutralized polymer composition, the partially neutralized polymer composition having a material hardness of 45 Shore D or greater and comprising a partially neutralized ethylene/(meth)acrylic acid copolymer wherein 40% to 100% of the acid groups of the acid copolymer are neutralized;wherein H Подробнее

Номер записи: 85

25-04-2013 дата публикации

GOLF CLUB SHAFT WITH HIGH BALANCE POINT AND GOLF CLUB INCLUDING SAME

Номер: US20130102407A1

Автор: Barksdale Dustin A., Bone Don S., Rice Scott A.

Принадлежит: ACUSHNET COMPANY

A golf club shaft having a weight distribution such that the balance point percentage is less than or equal to 44.50%. The weight distribution of the shaft allows for an increase in length and/or club head weight of a golf club while having a reduced impact on the swing weight. 1. A wood-type golf club shaft , comprising:an elongate body extending between a tip end and a butt end, wherein a center of gravity of the elongate body is located a distance from the butt end that is less than or equal to 43.75% of the length of the elongate body, and wherein the outer diameter of the tip end is 0.250-0.353 inch,wherein the elongate body has a weight less than 90.0 grams.2. The shaft of claim 1 , wherein the weight of the elongate body is 40.0-70.0 grams.3. The shaft of claim 1 , wherein the outer diameter of the butt end is 0.550-0.900 inch.4. The shaft of claim 3 , wherein the outer diameter of the tip end is 0.330-0.353 inch and the outer diameter of the butt end is 0.560-0.700 inch.5. The shaft of claim 1 , wherein the elongate body has a butt frequency of 200-400 cycles per minute claim 1 , a tip frequency of 400-1200 cycles per minute and a mid frequency of 150-450 cycles per minute.6. The shaft of claim 5 , wherein the elongate body has a butt frequency of 230-275 cycles per minute claim 5 , a tip frequency of 550-1000 cycles per minute and a mid frequency of 250-375 cycles per minute.7. The shaft of claim 1 , wherein the elongate body has a torque value of 1°-10°.8. The shaft of claim 7 , wherein the elongate body has a torque value of 2°-9°. This application is a continuation of U.S. patent application Ser. No. 13/305,057, filed Nov. 28, 2011, now pending, which is a divisional of U.S. patent application Ser. No. 12/189,825, filed Aug. 12, 2008, now U.S. Pat. No. 8,066,583, the disclosures of which are incorporated herein by reference in their entirety.This invention generally relates to golf club shafts, and more specifically to golf club shafts having high ...
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Номер записи: 86

25-04-2013 дата публикации

METAL WOOD CLUB

Номер: US20130102408A1

Автор: Shear David A.

Принадлежит: ACUSHNET COMPANY

A golf club head is provided having a body and a face insert, with a slot in a perimeter region of the body of the club head adjacent the face insert. 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. The slot preferably moves the sweet spot of the hitting face a distance X from the face center of the hitting face. The slot may be filled with an elastomeric material. 1. A golf club head , the club head comprising:a hollow body having a perimeter region and a face, the hollow body defining an inner cavity, the face having a geometric face center and an area of maximum coefficient of restitution,wherein the hollow body comprises a slot,wherein the slot is formed between a portion of a sole of the hollow body and a portion of the perimeter region, wherein one of the portion of the sole and the portion of the perimeter region extends into the inner cavity to form the slot, andwherein ball speed after impact is increased when the face is impacted in an area from the geometric face center toward the slot.2. The golf club head of claim 1 , wherein the slot is at least partially filled with a material different than the body material that is exposed to the inner cavity of the hollow body.3. The golf club head of claim 1 , wherein the inner cavity has a volume greater than about 250 cubic centimeters.4. The golf club head of claim 1 , wherein the slot has a width of greater than 1 mm.5. The golf club head of claim 1 , wherein the slot has a length of greater than 15 mm.6. The golf club head of claim 1 , wherein the slot provides a space in the body claim 1 , such that the face flexes when the face impacts a golf ball.7. The golf club head of claim 1 , wherein the face defines a face plane and the slot is disposed less than 30 mm from the face plane.8. The golf club head of claim 1 , wherein the area of maximum ...
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Номер записи: 87

25-04-2013 дата публикации

GOLF CLUB WITH OPTIMUM MOMENTS OF INERTIA IN THE VERTICAL AND HOSEL AXES

Номер: US20130102414A1

Автор: De la Cruz Noah, Golden Charles E., Morin John

Принадлежит: ACUSHNET COMPANY

A hollow golf club is provided having an outer shell and an inner frame. The outer shell comprises one or more lightweight members, such as the crown or the skirt, and preferably fits within an envelope of about 5 inches×5 inches×2.8 inches. The inner frame fits within a smaller envelope and sits on the sole of the club head. One or more weights are located either on or within the inner frame to optimize the moment of inertia of the club head about both the vertical axis running through the center of gravity or geometric center of the club head, hereinafter referred to as the “y-axis,” and the axis running through the center of the shaft of the golf club, hereinafter referred to as the “hosel axis.” The weights can be attached to the inner frame or can be distributed within the inner frame. In another embodiment, the hitting face and a portion of the skirt proximate the toe form a curved blade in the shape of a sickle or battle ax and an inner support bridges the toe end of the curved blade to the hosel for structural support. The ratio of moment of inertia of the club head about the y-axis to moment of inertia of the club head about the hosel axis is preferably 0.55. More preferably, this ratio is 0.75. 1. A golf club comprising a shaft and a club head ,wherein the club head comprises a y-axis running in the vertical direction through the geometric center of the golf club head and a hosel axis running parallel to the center of the shaft and through a hosel base,wherein the ratio of the MOI(y-axis) to the MOI (hosel axis) is greater than about 0.55, and{'sup': 2', '2, 'wherein the MOI (hosel axis) is equal to or less than about 800 kg·mmand wherein the MOI(y-axis) is equal to or greater than about 450 kg·mm.'}2. The golf club of claim 1 , wherein the MOI(hosel axis) is equal to or less than about 710 kg·mm.3. The golf club of claim 1 , wherein the MOI(y-axis) is equal to or greater than about 470 kg·mm.4. The golf club of claim 1 , wherein the ratio of the MOI(y- ...
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Номер записи: 88

25-04-2013 дата публикации

GOLF BALL DIMPLES HAVING CIRCUMSCRIBED PRISMATOIDS

Номер: US20130102418A1

Автор: Madson Michael R., Nardacci Nicholas M.

Принадлежит: ACUSHNET COMPANY

The present invention relates to golf balls, specifically, to a golf ball with multifaceted depressions comprising two discrete geometries surrounded by a first perimeter. A second perimeter is circumscribed within the first and surrounds prismatoid depressions or protrusions. Primarily the first and second perimeters are circular and the depressions or protrusions are based on a polyhedral prismatoid having a minimum of three and a maximum of twelve edges, wherein the ratio of the first and second diameters is between 0.25 to 0.90. 1. A golf ball having recessed dimples on the surface thereof , wherein at least one dimple comprises:two discrete geometries that are surrounded by a first circular perimeter; andone of the discrete geometries comprises a prismatoid depression or protrusion surrounded by a smaller, second circular perimeter that is circumscribed within the first, and is in contact with all prismatoid vertices.2. The golf ball according to claim 1 , wherein the depressions or protrusions are based on a polyhedral prismatoid.3. The golf ball according to claim 1 , wherein the base of the prismatoid maintains a minimum of three and a maximum of twelve edges.5. The golf ball according to claim 4 , wherein the range of values for ris about 0.25 to about 0.90.6. The golf ball according to claim 5 , wherein each dimple maintains an effective theoretical edge angle controlled by the dimple volume.7. The golf ball according to claim 6 , wherein the effective theoretical edge angle is equal to or greater than 9° and equal to or less than 18°.8. The golf ball according to claim 7 , wherein the effective theoretical edge angle is equal to or greater than 12° and equal to or less than 16°. This application is a Continuation of U.S. patent application Ser. No. 12/584,595, filed Sep. 9, 2009, the entire disclosure of which is incorporated herein by reference.The present invention relates to golf balls, specifically, to a golf ball with multifaceted depressions ...
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Номер записи: 89

02-05-2013 дата публикации

GOLF BALL COMPRISING A CORE HAVING A SHALLOW HARDNESS GRADIENT

Номер: US20130109506A1

Автор: Araujo Nelson, Britton Dennis, Comeau Brian

Принадлежит: ACUSHNET COMPANY

A golf ball comprising: a core having an outer surface and a geometric center and being formed from a substantially homogenous rubber composition comprising a carbon-carbon initiator, wherein the outer surface has a hardness that differs from a hardness at the geometric center by up to about 10 Shore C; optionally an intermediate layer disposed about the core; and a cover layer disposed about the core (or intermediate layer where present). 1. A golf ball comprising:a core having an outer surface and a geometric center and being formed from a substantially homogenous rubber composition comprising a carbon-carbon initiator;an intermediate layer disposed about the core; anda cover layer disposed about the intermediate layer;wherein the outer surface has a hardness that differs from a hardness at the geometric center by up to about 10 Shore C.2. The golf ball of claim 1 , wherein the hardness of the outer surface differs from the hardness at the geometric center by up to about 8 Shore C.3. The golf ball of claim 1 , wherein the hardness of the outer surface differs from the hardness at the geometric center by up to about 5 Shore C.4. The golf ball of claim 1 , wherein the hardness of the outer surface differs from the hardness at the geometric center by less than about 3 Shore C.5. The golf ball of claim 1 , wherein the hardness of the outer surface is substantially the same as the hardness at the geometric center.6. The golf ball of claim 1 , wherein the geometric center has a hardness of from about 55 Shore C to about 82 Shore C.7. The golf ball of claim 1 , wherein the rubber composition comprises the carbon-carbon initiator in an amount of from about 0.2 phr to about 2.0 phr.8. The golf ball of claim 1 , the core being molded for about 8 min. to about 16 min. at a cure temperature of greater than 330° F.9. The golf ball of claim 1 , wherein a ratio of antioxidant to active initiator used in said rubber composition is about 0.4 or greater.10. The golf ball of claim 1 ...
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Номер записи: 90

16-05-2013 дата публикации

GOLF BALL DIMPLES HAVING CIRCUMSCRIBED PRISMATOIDS

Номер: US20130123048A1

Автор: Madson Michael R., Nardacci Nicholas M.

Принадлежит: ACUSHNET COMPANY

The present invention relates to golf balls, specifically, to a golf ball with multifaceted dimples comprising two discrete geometries including a circular perimeter and a depression or protrusion based on a polyhedral prismatoid. 1. A golf ball having recessed dimples on the surface thereof , wherein at least one dimple comprises a first circular perimeter located at the chord plane , a second circular perimeter located below the chord plane , and a prismatoid depression or protrusion having a base with a plurality of vertices , wherein the vertices are in contact with the second circular perimeter.2. The golf ball of claim 1 , wherein the first circular perimeter and the second circular perimeter have the same diameter.3. The golf ball of claim 1 , wherein the second circular perimeter is concentric within the first circular perimeter.5. The golf ball of claim 1 , wherein the prismatoid is further defined by an intersecting plane that is parallel to the prismatoid base.6. The golf ball of claim 1 , wherein the prismatoid is further defined by an intersecting plane that is oblique to the prismatoid base.7. A golf ball having recessed dimples on the surface thereof claim 1 , wherein at least one dimple comprises a first circular perimeter located at the chord plane claim 1 , a second circular perimeter located below the chord plane and having the same diameter as the first circular perimeter claim 1 , and a prismatoid depression or protrusion having a base with a plurality of vertices claim 1 , wherein the vertices are not in contact with the second circular perimeter.8. The golf ball of claim 7 , wherein the prismatoid is further defined by an intersecting plane that is parallel to the prismatoid base.9. The golf ball of claim 7 , wherein the prismatoid is further defined by an intersecting plane that is oblique to the prismatoid base.10. A golf ball having recessed dimples on the surface thereof claim 7 , wherein at least one dimple comprises:an upper dimple ...
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Номер записи: 91

23-05-2013 дата публикации

Metal Wood Club

Номер: US20130130829A1

Автор: Bennett Thomas Orrin, Burnett Michael Scott, Callinan Daniel S., Harvell Christopher D., Meyer Jeffrey W., Murphy Stephen S.

Принадлежит: ACUSHNET COMPANY

A golf club head is provided with a body that has an address position with a zero degree bounce portion on the sole and a center sole position with a multi-relief surface of the sole having a negative bounce portion. The negative bounce portion may comprise a negative 0.5 to a negative 4.0 degree surface. In one embodiment, the multi-relief surface may comprise the negative bounce portion and a cutaway portion extending to the back of the sole, which may have a depth of about 0.05 to 0.5 inch from a regular sole surface. In another embodiment, the golf club head includes a weight system to adjust the center of gravity. In one embodiment, the weight system is a tube having a weight at one end that may be inserted into the golf club head to move the center of gravity at least forward and backward within 6 mm and up and down within 6 mm. Preferably, the tube is angled downward toward the face by at least 3 degrees. 1. A golf club head , the golf club head comprising:a body having a face, a sole, a crown, and a skirt joining the face, sole and crown, the body having a center of gravity;the body having a coordinate system with an x-axis located horizontal to the club face, a y-axis located vertical to the club face, and a z-axis located through the club face,a weight system for the club head, wherein the center of gravity is adjustable along both the z-axis and the x-axis.2. The golf club head of claim 1 , wherein the weight system further comprises a cavity claim 1 , wherein the cavity is offset from the x-axis.3. The golf club head of claim 2 , wherein the cavity is offset from the x-axis by 0 to 90 degrees.4. The golf club head of claim 2 , wherein the cavity for placement within the club head is formed within a plane defined by the y-axis and the z-axis to adjust the center of gravity claim 2 , and wherein the tube is angled downward toward the face of the club head by about 3 to about 7 degrees from the z-axis.5. The golf club head of claim 4 , wherein the center of ...
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Номер записи: 92

23-05-2013 дата публикации

MULTI-COLOR GOLF BALL

Номер: US20130130835A1

Автор: Morgan William E.

Принадлежит: ACUSHNET COMPANY

The present invention is directed to a golf ball possessing an overall unique and perceptibly pleasing multi-color appearance and being constructed of at least two layers wherein each layer has at least two color regions which contribute substantially to the golf ball's overall color appearance, the inner and outer layers being strategically positioned and aligned in relation to each other to create the overall golf ball color appearance. A resulting superior overall golf ball multiple color appearance is achieved by the positioning and aligning of one layer about another. 1. A golf ball having two layers which contribute to the overall color appearance of the golf ball ,the two layers comprising an inner layer and an outer layer;the inner layer comprised of at least two different colors and the outer layer comprised of two different colors,the inner layer comprising a first color region W and a second color region X;the outer layer comprising a third color region Y and a fourth color region Z;wherein at least one of color regions W and X is divided into two or more asymmetrical color sub-regions that are surrounded by an encasing color sub-region, wherein the color sub-regions and the encasing color sub region are different colors;wherein at least one of color regions Y and Z is translucent; andcolor region Y and color region Z being positioned and aligned about color region W and color region X such that the golf ball has an overall color appearance comprised of at least three different colors.2. A golf ball having two layers which contribute to the overall color appearance of the golf ball ,the two layers comprising an inner layer and an outer layer;the inner layer comprised of at least three different colors and the outer layer comprised of two different colors,the inner layer comprising a first color region W, a second color region X and a third color region T;the outer layer comprising a fourth color region Y and a fifth color region Z;wherein at least one of ...
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Номер записи: 93

23-05-2013 дата публикации

MULTI-LAYER GOLF BALL

Номер: US20130130837A1

Автор: Boehm Herbert C., Ladd Derek A., Morgan William E., Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

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. 1. A golf ball consisting essentially of:a center formed from a first rubber composition and having a diameter of from 0.75 inches to 1.19 inches, a center hardness of from 60 Shore C to 70 Shore C, a surface hardness of from 75 Shore C to 85 Shore C, and a compression of from 20 to 40;an outer core layer formed from a second rubber composition and having a surface hardness of 80 Shore C or greater;an inner cover layer formed from a thermoplastic composition and having a material hardness of less than 95 Shore C; andan outer cover layer formed from a thermosetting polyurethane or polyurea composition;wherein the surface hardness of the center is at least 10 Shore C units greater than the center hardness;wherein the surface hardness of the outer core layer is at least 20 Shore C units greater than the center hardness; andwherein the surface hardness of the outer core layer is greater than the material hardness of the inner cover layer.2. The golf ball of claim 1 , wherein the diameter of the center is from 0.85 inches to 1.15 inches.3. The golf ball of claim 1 , wherein the diameter of the center is from 0.875 inches to 1.125 inches.4. The golf ball of claim 1 , wherein the surface hardness of the outer core layer is greater than the material hardness of the outer cover layer.5. The golf ball of claim 1 , wherein the material hardness of the inner cover layer is from 80 Shore C to 95 Shore C.6. The golf ball of claim 1 , wherein the material hardness of the inner cover layer is from 84 Shore C to 92 Shore C.7. The golf ball of claim 1 , wherein the surface hardness of the outer core layer is at least 25 Shore C units greater than the center hardness. This application is a continuation of U.S. patent application Ser. No. 12/048,021, filed Mar. 13, 2008, ...
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Номер записи: 94

23-05-2013 дата публикации

GOLF BALL WITH A NON-IONOMERIC INNER COVER, STIFF TPU INTERMEDIATE COVER, AND CAST THERMOSET OUTER COVER

Номер: US20130130840A1

Автор: Binette Mark L., Bulpett David A., Comeau Brian, Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

A golf ball including a core and a cover disposed about the core. The cover includes a thermoplastic inner cover layer having a hardness between 55 and 60 Shore D; an outer cover layer having a hardness between 55 and 60 Shore D; and a stiff intermediate cover layer disposed between the inner and outer cover layers and having a hardness greater than the inner cover layer and the outer cover layer. The inner cover layer is formed from a non-ionomeric composition including a non-ionomeric stiffening polymer and at least one E/Y copolymer or E/X/Y terpolymer, where E is an olefin, Y is a carboxylic acid, and X is a softening comonomer. The intermediate cover layer is formed from a stiff thermoplastic polyurethane or polyurea composition and the cover outer cover layer is formed from a thermoset polyurethane, a polyurea, or a urethane-urea blend. 1. A golf ball comprising:a core; and a non-ionomeric inner cover layer comprising an E/Y copolymer where E is an olefin and Y is a carboxylic acid, the inner cover being disposed about the core and having a hardness of 45 Shore D to 68 Shore D;', 'a castable thermoset polyurethane outer cover layer having a hardness between 40 Shore D and 62 Shore D; and', 'a stiff thermoplastic polyurethane or polyurea intermediate cover layer disposed between the inner and outer cover layers, the non-ionomeric intermediate cover layer having a hardness greater than the inner cover layer; and the outer cover layer, the hardness being from 70 Shore D to 90 Shore D;, 'a cover disposed adjacent the core, the cover comprisingwherein the inner cover layer has a first thickness, the outer cover layer has a second thickness, and the intermediate cover layer has a third thickness less than the first or second thickness by at least 20%.2. The golf ball of claim 1 , wherein the intermediate layer hardness is greater than the inner cover layer hardness and greater than the outer cover layer hardness by at least 5 Shore D.3. The golf ball of claim 2 , ...
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Номер записи: 95

30-05-2013 дата публикации

MULTI-LAYER GOLF BALL

Номер: US20130137536A1

Автор: Boehm Herbert C., Ladd Derek A., Morgan William E., Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

Golf balls consisting of a dual core and a dual cover are disclosed. The dual core consists of an inner core layer formed from a rubber composition and an outer core layer formed from a highly neutralized polymer composition. 1. A golf ball consisting essentially of:an inner core layer formed from a rubber composition and having a center hardness of 60 Shore C or greater and an outer surface hardness of 80 Shore C or greater;an outer core layer having a diameter of from 1.40 inches to 1.59 inches and formed from a highly neutralized polymer composition having a specific gravity of from 0.95 g/cc to 0.99 g/cc and a material hardness of 35 Shore D or greater;an inner cover layer formed from a thermoplastic composition and having a material hardness of 95 Shore C or less; andan outer cover layer formed from a composition selected from the group consisting of polyurethanes, polyureas, and copolymers and blends thereof.2. The golf ball of claim 1 , wherein the outer core layer composition has a modulus within the range of 25 claim 1 ,000 psi to 75 claim 1 ,000 psi.3. The golf ball of claim 1 , wherein the outer core layer composition has a moisture vapor transmission rate of 8 g-mil/100in/day or less.4. The golf ball of claim 1 , wherein the center hardness of the inner core layer is from 60 Shore C to 80 Shore C.5. The golf ball of claim 1 , wherein the outer surface hardness of the inner core layer is from 80 Shore C to 90 Shore C.6. The golf ball of claim 1 , wherein the material hardness of the outer core layer composition is 45 Shore D or greater.7. The golf ball of claim 1 , wherein the outer cover has a surface hardness of from 40 Shore D to 65 Shore D.8. The golf ball of claim 1 , wherein a sphere formed from the outer core layer composition has a compression of from 70 to 110.9. The golf ball of claim 1 , wherein the outer core layer has a diameter of from 1.51 inches to 1.56 inches.10. The golf ball of claim 1 , wherein the outer core layer has a diameter of ...
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Номер записи: 96

30-05-2013 дата публикации

GOLF EQUIPMENT FORMED FROM CASTABLE FORMULATION WITH UNCONVENTIONALLY LOW HARDNESS AND INCREASED SHEAR RESISTANCE

Номер: US20130137537A1

Автор: Cavallaro Christopher, Ricci Shawn

Принадлежит: ACUSHNET COMPANY

Golf equipment including compositions including castable formulations that have low material hardness and increased shear resistance. The compositions may be used in any layer of a golf ball including cores, intermediate layers, and covers and result in high spin rates. 2. The golf ball of claim 1 , wherein the COR of the golf ball is about 0.810 or greater at 125 ft/s.3. The golf ball of claim 1 , wherein the prepolymer comprises a reaction product of diphenyl methane diisocyanate and polytetramethylene ether glycol.4. The golf ball of claim 1 , wherein the golf ball has an 8-iron spin rate of about 10 claim 1 ,000 rpm or greater claim 1 , or a half-wedge spin rate of about 7 claim 1 ,000 or greater.5. The golf ball of claim 1 , wherein the castable material comprises a ratio or prepolymer to polyether diol of about 1:0.95.7. The golf ball of claim 6 , wherein the composition comprises a ratio of prepolymer to polyether diol of about 1:0.95.8. The golf ball of claim 6 , wherein the material hardness is about 8 Shore D to about 12 Shore D claim 6 , and wherein the COR is about 0.810 or greater at 125 ft/s.9. The golf ball of claim 6 , wherein the prepolymer has an NCO content of about 6 percent to about 6.5 percent.10. The golf ball of claim 6 , wherein the at least one polyol comprises polytetramethylene ether glycol. This application is a continuation application of U.S. patent application Ser. No. 12/184,738, filed Aug. 1, 2008, now pending, which claims priority to provisional application No. 60/935,786, filed on Aug. 30, 2007, the entire disclosures of which are incorporated by reference herein.The invention relates to a castable composition that exhibits low hardness, improved shear resistance, and desirable processing conditions. The castable composition may be useful in golf equipment, such as golf ball components and golf club components. In particular, the present invention is directed to castable polyurethane and polyurea compositions that have material ...
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Номер записи: 97

06-06-2013 дата публикации

FITTING SYSTEM FOR A GOLF CLUB

Номер: US20130143685A1

Автор: Johnson Gregory D., LeDuc Dennis, Margoles Ryan

Принадлежит: ACUSHNET COMPANY

A method relating to an improved fitting system for a golf club shaft is disclosed herein. More specifically, the present invention utilizes specific data gathered from the golfer's golf swing itself to determine the best performing golf club shaft for this particular golf swing. Even more specifically, the present invention relates to the utilization of infrared motion capturing cameras to record the location data of a golf club shaft throughout a swing. Based on the location data captured, one or more dynamic behavioral characteristics can be calculated to determine one or more preferred shaft characteristics. Using the preferred shaft characteristics, a shaft can be recommended for the golfer having this particular golf swing. The current inventive fitting methodology is preferred to the archaic fitting method of using data gathered from the result orientated ball flight data together with a tedious process of having to try numerous different shafts. 1. A method of fitting a golfer to a recommended shaft comprising:selectively positioning a plurality of markers on a golf club;selectively positioning a plurality of cameras, adapted to react to said plurality of markers, around said golfer;capturing a plurality of location data of said plurality of markers using said plurality of cameras, as said golfer performs a golf swing;determining a swing force profile of said golfer's golf swing based on said plurality of location data;determining a plurality of shaft profiles based on a static shaft test for a plurality of shafts;simulating a plurality of shaft responses based on a combination of said swing force profile and said plurality of shaft profiles; andsimulating a plurality of performance results for each one of said plurality of shafts based on said plurality of shaft responses,wherein said static shaft test further comprises;simulating a force exerted by said golfer by adding a weight to a tip end of a shaft.2. The method of claim 1 , wherein said static shaft ...
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Номер записи: 98

06-06-2013 дата публикации

GOLF BALLS HAVING A LOW MODULUS HNP LAYER AND A HIGH MODULUS HNP LAYER

Номер: US20130143691A1

Автор: Hebert Edmund A., Jones Douglas E., Ladd Derek A., Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

The present invention is directed to golf balls consisting of a dual-layer core and a cover. The core consists of a center having a center hardness of 50 Shore C or greater and formed from a low modulus HNP composition, and an outer core layer having a surface hardness of 75 Shore C or greater and formed from a high modulus HNP composition. Low modulus HNP compositions of the present invention have a modulus of from 1,000 psi to 50,000 psi. High modulus HNP compositions of the present invention have a modulus of from 25,000 psi to 150,000 psi. The modulus of the highly neutralized copolymer of the low modulus HNP is at least 10% less than the modulus of the highly neutralized copolymer of the high modulus HNP composition. The cover consists of an inner cover layer formed from a thermoplastic composition and an outer cover layer formed from a polyurethane or polyurea composition. 1. A golf ball consisting essentially of:(a) a center having a diameter of from 0.50 inches to 1.30 inches, a center hardness of 50 Shore C or greater, and formed from a low modulus HNP composition, the low modulus HNP composition comprising a highly neutralized ethylene/(meth)acrylic acid/alkyl (meth)acrylate copolymer having a modulus of from 1,000 psi to 50,000 psi, wherein at least 80% of the acid groups of the acid copolymer are neutralized;(b) an outer core layer having a surface hardness of 75 Shore C or greater and formed from a high modulus HNP composition, the high modulus HNP composition comprising a highly neutralized ethylene/(meth)acrylic acid copolymer having a modulus of from 25,000 psi to 150,000 psi, wherein 40% to 100% of the acid groups present in the high modulus HNP composition are neutralized;(c) an inner cover layer formed from a thermoplastic composition and having a material hardness less than the surface hardness of the outer core layer; and(d) an outer cover layer formed from a polyurethane or polyurea composition;wherein the modulus of the highly neutralized ...
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Номер записи: 99

13-06-2013 дата публикации

GOLF CLUB HEAD WITH REPLACEABLE FACE

Номер: US20130150179A1

Автор: Golden Charles E., Hipp Helene, Morin John

Принадлежит: ACUSHNET COMPANY

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. A golf club head in accordance with the present invention may generally have a thinned striking face with a thickness of less than about 3.0 mm yielding a golf club head with a larger sweet spot that's greater than 6% of the frontal striking surface; defined as an area of the frontal striking surface having at least 99% of the maximum characteristic time between about 239 microseconds to about 257 microseconds. 1. A golf club head comprising:a body comprising a crown portion and a sole portion; anda replaceable striking face releasably connected to said body comprising an impact zone and a connection zone;wherein a thickness of said impact zone is less than about 3.0 mm;wherein said golf club head has a volume of greater than about 350 cc; andwherein said golf club head has a primary first mode frequency of greater than about 3,500 Hertz.2. The golf club head of claim 1 , wherein said thickness of said impact zone is less than about 2.5 mm.3. The golf club head of claim 2 , wherein said thickness of said impact zone is less than about 2.0 mm.4. The golf club head of claim 1 , wherein a vibration dampening material is juxtaposed between said replaceable striking face and said body.5. The golf club head of claim 4 , wherein said replaceable striking face is connected to said body using at least one screw.6. The golf club head of claim 5 , wherein said replaceable striking face further comprises at least one screw receptable to engage a terminal end of said at least one screw.7. The golf club head of claim 6 , wherein said body comprises at least one screw well to engage a proximal end of said at least one screw.8. The golf club of claim 7 , wherein sait at least one wcrew well is located near a sole portion ...
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Номер записи: 100

27-06-2013 дата публикации

GOLF BALLS HAVING MULTI-LAYER CORES BASED ON POLYALKENAMER COMPOSITIONS

Номер: US20130165266A1

Автор: Binette Mark L., Blink Robert, Bulpett David A., Comeau Brian, Goguen Douglas S., Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

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. At least one of the center, intermediate core layer, and outer core layer comprises a polyalkenamer rubber. The polyalkenamer rubber may be blended with other rubbers such as polybutadiene, polyisoprene, ethylene propylene diene, and styrene-butadiene rubbers. The polyalkenamer rubber composition helps improve resiliency of the core and provides the ball with a comfortable and soft feel. 1. A golf ball comprising:an inner core layer having an outer surface and geometric center, the inner core being formed from a first thermoset rubber composition and having a diameter of from 1.250 inches to 1.600 inches, wherein the outer surface hardness is 20 Shore C to 85 Shore C and the center hardness is 40 Shore C to 65 Shore C;an intermediate core layer formed from a thermoplastic composition and having a thickness of 0.005 inches to 0.100 inches and a surface hardness of 25 Shore C to 85 Shore C;an outer core layer formed from a second thermoset rubber composition and having a thickness of 0.010 inches to 0.100 inches and an outer surface hardness that is greater than the Shore C outer surface hardness of the inner core layer, the outer surface hardness being in the range of range of 45 Shore C to 90 Shore C; anda cover layer having a thickness of from 0.010 inches to 0.050 inches and a surface hardness of 60 Shore C or greater;wherein at least one of the center, intermediate core layer, and outer core layer comprises a polyalkenamer rubber composition, the polyalkenamer being present in the composition in an amount of at least 50 weight percent.2. The golf ball of claim 1 , wherein the surface hardness of the intermediate core layer is in the range of 20 to 65 Shore D.3. The golf ball ...
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Номер записи: 101

04-07-2013 дата публикации

Iron-Type Golf Clubs

Номер: US20130172102A1

Автор: Gilbert Peter J., Lewis James G., Roach Ryan L.

Принадлежит: ACUSHNET COMPANY

An iron-type golf club includes a conventional-weight section, a lightweight section and a heavyweight section. The conventional-weight section includes the hitting face and at least a portion of the hosel. The heavyweight section, made of a denser material than the conventional-weight section, includes the sole and an optional back flange. The lightweight section, made of a material less dense than either of the other sections, includes a core to which the other two sections are secured, such as by co-molding the core to the other two sections. In the co-molding context, the components need not be constrained by their respective weight and density, but could be classified more generically as having a pre-formed component and a molding component irrespective of the densities of the components. 1. A golf club head comprising:a pre-formed portion comprising;a striking face portion at a front of said golf club head for impacting a golf ball; and wherein a gap is left between said striking face portion and said body portion; and', 'a molding portion provided in said gap between said striking face portion and said body portion,', 'wherein said molding portion completely insulates said striking face portion from said body portion, and', 'wherein said molding portion does not contain any intermediary layers., 'a body portion at the back of said golf club head providing support to said striking face portion,'}2. The golf club head of claim 1 , wherein said striking face portion is made out of a material having a first density claim 1 , said molding portion is made out of a second material having a second density claim 1 , and said body portion is made out of third material having a third density; wherein said first density and said third density are both greater than said second density.3. The golf club head of claim 2 , wherein at least a portion of a perimeter of said striking face portion comprises a face locking step.4. The golf club head of claim 2 , wherein said first ...
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Номер записи: 102

18-07-2013 дата публикации

GOLF CLUB SHAFT ADAPTOR

Номер: US20130184097A1

Автор: Cameron Don T., Wade Nicholas Clinton

Принадлежит: ACUSHNET COMPANY

The present invention is directed to a shaft lengthening system for a golf club. The shaft lengthening system comprises three components: an upper shaft portion that is attached to a grip, a lower shaft portion or portions that are attached to a club head, and a collet clamp assembly that couples the upper and lower shaft components together. The shaft components slideably engage with each other. The collet clamp assembly may comprise a collet secured to one of the shaft components and a collet clamp that interacts with the collet. Preferably, the collet clamp is threaded over the collet to clamp a portion of the collet to the other of the shaft components thereby setting the position of the shaft components relative to each other, and thus setting the overall length of the golf club shaft. 1. A golf club having an adjustable shaft length comprising:a first shaft portion, a second shaft portion, the shaft portions slideably engageable with each other, and a collet clamp assembly provided on one of the first or second shaft portions to secure the first and second shaft portions relative to each other;wherein the collet clamp assembly further comprises a collet having at least a first portion attached to one of the first or second shaft portions and a collet clamp that mates with the collet to clamp a second portion of the collet to the other of the first or second shaft portions to set a relative position between the first and second shaft portions to achieve a desired overall shaft length.2. The golf club of claim 1 , wherein the collet further comprises slits and the collet clamp is threadably engaged to the collet to compress the slits and secure a portion of the collet to the other of the first or second shaft portions.3. The golf club of claim 2 , wherein the collet clamp assembly further comprises at least one set screw.4. The golf club of claim 2 , wherein the collet clamp assembly further comprises at least one notch engageable with a protrusion on a tool to ...
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Номер записи: 103

29-08-2013 дата публикации

GOLF CLUB HEAD WITH MULTI-MATERIAL FACE

Номер: US20130225321A1

Автор: Abbruzzese Nicholas, Cleghorn Richard L., Deshmukh Uday V., Forshner Steven J., Golden Charles E., Harvell Christopher D., Knutson Scott A., Morin John, Myrhum Mark C.

Принадлежит: ACUSHNET COMPANY

A metal wood golf club with a striking face portion made from more than one material is disclosed. More specifically, due to the unique construction of the striking face portion having multiple materials, the present invention utilizes diffusion bonding, liquid interface diffusion, or even super plastic forming techniques to achieve the desirable bond between the more than one material used to form the striking face. The striking face portion is formed by adding a chip insert made from a secondary material that is different from the remainder of the striking face portion substantially near a geometric center of the striking face portion; wherein the secondary material has a higher Young's modulus than the remainder of the striking face portion. 1. A golf club head comprising:a striking face portion located at a frontal portion of said golf club head; anda body portion attached to an aft portion of said striking face portion; a first outer layer, made out of a first material, forming an exterior surface of said striking face portion;', 'wherein said first outer layer and said second backing layer combine to form a cavity substantially near a geometric center of said striking face portion; and', 'a second backing layer forming an interior surface of said striking face portion;'}, 'a chip insert, made out of a second material, placed within said cavity;, 'wherein said striking face portion further comprises;'}wherein said second material has a Young's modulus that is greater than a Young's modulus of said first material; andwherein said striking face portion has a Face Thickness Ratio of less than about 0.875, said Face Thickness Ratio is defined as a thickness of said first outer layer at said geometric center divided by a thickness of said second backing layer at said geometric center.2. The golf club head of claim 1 , wherein said second Young's modulus is greater than about 130 GPa.3. The golf club head of claim 2 , wherein said second Young's modulus is greater ...
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Номер записи: 104

29-08-2013 дата публикации

MULTI-COLOR GOLF BALL

Номер: US20130225334A1

Автор: Morgan William E.

Принадлежит: ACUSHNET COMPANY

The present invention is directed to a golf ball possessing an overall unique and perceptively pleasing multi-color appearance and being constructed of at least two layers wherein each layer has at least two discrete color regions which contribute substantially to the golf ball's overall color appearance, the inner and outer layers being strategically positioned and aligned in relation to each other to create the overall golf ball color appearance. A resulting unique overall golf ball multiple color appearance is achieved by the positioning and aligning one layer about another. 1. A golf ball having two layers which contribute to an overall color appearance of the golf ball ,the two layers comprising an inner layer and an outer layer;the inner layer and outer layer each comprised of two different colors,the inner layer comprising a colored region W having a surface area A and a colored region X having a surface area B;wherein either A≠B or A=B;the outer layer comprising a colored region Y having a surface area C and a colored region Z having a surface area D such that C=D; andcolor regions Y and Z have a boundary P such that for A=B,where boundary P is orthogonal to a boundary L of color regions W and X, and color regions Y and Z are translucent, the golf ball has an overall color appearance comprised of four different colors;wherein boundary P is not a parting line and/or is non-planar; andwherein boundary L is not a parting line and/or is non-planar.2. A golf ball having two layers which contribute to the overall color appearance of the golf ball ,the two layers comprising an inner layer and an outer layer;the inner layer comprised of at least three different colors and the outer layer comprised of two different colors, the inner layer comprising a first color region W, a second color region X and a third color region T;the outer layer comprising a fourth color region Y and a fifth color region Z;wherein color regions Y and Z are translucent; andwherein color ...
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Номер записи: 105

19-09-2013 дата публикации

METAL WOOD CLUB

Номер: US20130244808A1

Автор: Bennett Thomas Orrin, Zimmerman Gery M.

Принадлежит: ACUSHNET COMPANY

A golf club head is provided with a body that has an address position with a zero degree bounce portion on the sole and a center sole position with a multi-relief surface of the sole having a negative bounce portion. The negative bounce portion may comprise a negative 0.5 to a negative 4.0 degree surface. In one embodiment, the multi-relief surface may comprise the negative bounce portion and a cutaway portion extending to the back of the sole, which may have a depth of about 0.05 to 0.5 inch from a regular sole surface. In another embodiment, the golf club head includes a weight system to adjust the center of gravity. In one embodiment, the weight system is a tube having a weight at one end that may be inserted into the golf club head to move the center of gravity at least forward and backward within 6 mm and up and down within 6 mm. Preferably, the tube is angled downward toward the face by at least 3 degrees. 1. A golf club head , the golf club head comprising:a body having a face, a sole, a crown, and a skirt joining the face, sole and crown, the body having a center of gravity;the body having a coordinate system with an x-axis located horizontal to the club face, a y-axis located vertical to the club face, and a z-axis located through the club face, anda weight system for the club head, wherein the center of gravity is adjustable along both the z-axis and the x-axis; a heavy end at a first terminal end of the weighted insert,', 'a lighter end at a second terminal end of the weighted insert, and', 'a central portion, placed between the heavy end and the lighter end of the weighted insert., 'a cavity and a weighted insert, wherein the weighted insert further comprises;'}, 'wherein the weight system further comprises;'}2. The golf club head of claim 1 , wherein the heavy end is made out of a material having a density of greater than about 10.9 g/cm.3. The golf club head of claim 2 , wherein the central portion is made out of a material having a density of less ...
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Номер записи: 106

26-09-2013 дата публикации

GOLF CLUB HAVING MULTI-MATERIAL FACE

Номер: US20130252757A1

Автор: Deshmukh Uday V., Golden Charles E.

Принадлежит: ACUSHNET COMPANY

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 striking face that forms a pocket, wherein the pocket is filled with a secondary material having a lower density to improve the performance of the golf club head. The multi-material face disclosed in accordance with the present invention may generally have an inter laminar shear strength of greater than about 60 MPa, most preferably greater than about 60 MPa and less than about 145 MPa. 1. A golf club head comprising:a hollow unitary shell, made out of a first material having a first density, forming at least one opening near a frontal portion of said golf club head;at least one composite layer, configured to cover said at least one opening;wherein said composite layer has an inter laminar shear strength of greater than about 60 MPa.2. The golf club head of claim 1 , wherein said composite layer has an inter laminar shear strength of greater than about 70 MPa.3. The golf club head of claim 2 , wherein said composite layer has an inter laminar shear strength of greater than about 75 MPa.4. The golf club head of claim 1 , wherein composite layer has an inter laminar shear strength of between about 60 MPa to about 145 MPa.5. The golf club head of claim 4 , wherein said composite layer has an inter laminar shear strength of between about 70 MPa to about 125 MPa.6. The golf club head of claim 5 , wherein said composite layer has an inter laminar shear strength of between about 75 MPa to about 120 MPa.7. The golf club head of claim 1 , further comprising a striking face layer claim 1 , positioned to encompass a frontal external portion of said at least one composite layer.8. The golf club head of claim 7 , wherein said striking face layer forms a return portion claim 7 , having a length of greater than about 15 mm.9. The golf club head of claim 8 , wherein said striking face layer forms a return portion claim 8 , having a length ...
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Номер записи: 107

03-10-2013 дата публикации

FITTING SYSTEM FOR A GOLF CLUB

Номер: US20130260909A1

Автор: Johnson Gregory D., Margoles Ryan, Morin John

Принадлежит: ACUSHNET COMPANY

A method relating to an improved fitting system for a golf club shaft is disclosed herein. More specifically, the present invention utilizes specific data gathered from the golfer's golf swing itself to determine the best performing golf club shaft for this particular golf swing. Even more specifically, the present invention relates to the utilization of infrared motion capturing cameras to record the location data of a golf club shaft throughout a swing. Based on the location data captured, one or more dynamic behavioral characteristics can be calculated to determine one or more preferred shaft characteristics. Using the preferred shaft characteristics, a shaft can be recommended for the golfer having this particular golf swing. The current inventive fitting methodology is preferred to the archaic fitting method of using data gathered from the result orientated ball flight data together with a tedious process of having to try numerous different shafts. 1. A method of fitting a golfer to a recommended shaft comprising:positioning a plurality of sensors on a golf club;capturing a plurality of linear and rotational velocity data using at least one of said plurality of sensors as a golfer performs a golf swing;determining a swing force profile of said golfer's golf swing;determining a plurality of shaft profiles based on a static shaft test for a plurality of shafts;simulating a plurality of shaft responses based on a combination of said swing force profile and said plurality of shaft profiles; andsimulating a plurality of performance results for each one of said plurality of shafts based on said plurality of shaft responses, 'simulating a force exerted by said golfer by adding a weight to a tip end of a shaft.', 'wherein said static shaft test further comprises;'}2. The method of claim 1 , wherein said static shaft test further comprises;securing a grip end of said shaft;attaching said weight to a tip end of said shaft at different angles via a hook; andrecording the ...
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Номер записи: 108

28-11-2013 дата публикации

GOLF CLUB HEAD WITH IMPROVED PERFORMANCE

Номер: US20130316845A1

Автор: Curtis Andrew J., Golden Charles E., Preece Thomas W., Rice Scott A., Roberts Douglas E.

Принадлежит: ACUSHNET COMPANY

A golf club head with an improved sweet spot, defined as a portion of the striking face that has at least 99.7% of the maximum ballspeed is disclosed herein. More specifically, the present invention discloses a golf club head with a significantly circular sweet spot that encompasses at least about 1.5% of the total striking face. A golf club head in accordance with the present invention may generally have a improved face geometry with an elliptical factor of greater than about 0.5, a beveled transition portion around the striking face of the golf club head, a variable face thickness region with decreases thickness, or even a tilted bulge and roll radius all helping improve the performance of the golf club head. 1. A golf club head comprising:{'sup': '2', 'a striking face with a frontal surface area of greater than about 3,600 mm;'}a posterior body portion further comprising a crown portion and a sole portion, wherein said crown portion is coupled to an upper portion of said striking face and said sole portion is coupled to a lower portion of said striking face;wherein said frontal surface area of said striking face comprises of at least 9 percent of a total surface area of said golf club head, and{'sup': 2', '2, 'wherein said total surface area of said golf club head is between about 32,000 mmand about 35,000 mm.'}2. The golf club head of claim 1 , wherein said striking face has a sweet spot claim 1 , defined as the area of said frontal surface area of said striking face having at least 99.7% of a maximum ballspeed achievable by said golf club head claim 1 , that encompasses greater than about 1.5% of said frontal surface area of said striking face.3. The golf club head of claim 2 , wherein said sweet spot encompasses greater than about 1.75% of said striking face.4. The golf club head of claim 3 , wherein said sweet spot encompasses greater than about 2.0% of said striking face.5. The golf club head of claim 2 , wherein said sweet spot has an area of greater than ...
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Номер записи: 109

28-11-2013 дата публикации

METHOD OF MAKING COLOR GOLF BALL AND RESULTING COLOR GOLF BALL

Номер: US20130316849A1

Автор: Binette Mark L., Comeau Brian, Hogge Matthew F., Kuntimaddi Manjari, Sullivan Michael J., Zieske Nathan

Принадлежит: ACUSHNET COMPANY

A method and golf ball incorporating a surface penetrating color composition comprising a colorant (e.g. dyes, tints, color effects, etc.) in a portion (surface or region) of a golf ball component or coating (substrate). The substrate is formed from a homogenous composition having a color Cwhich may comprise any color within the spectrum of visible light, or be clear colorless, and alternatively, may also be opaque, translucent, or clear colored, for example. An outer surface of the substrate is treated with or otherwise exposed to a surface penetrating color composition having a Cthat is different than Cin some respect such as hue, chroma, saturation and/or opacity. The surface penetrating color composition penetrates the golf ball substrate surface to a target depth and becomes embedded within the surface, thereby forming a surface penetrating color composition-treated component or coating having a treated region and an untreated region. 1. A golf ball comprising:a core and a cover disposed about the core;said core comprising a geometric center and an outer surface;wherein the core is formed from a homogenous composition throughout having a first color;wherein the outer surface is treated with and comprises a surface penetrating color composition having a second color different than the first color; andwherein the geometric center is not treated with and does not comprise the surface penetrating color composition and has the first color.2. The golf ball of claim 1 , wherein the surface penetrating color composition comprises a fatty acid and/or fatty acid salt colorant composition.3. The golf ball of claim 1 , wherein the core comprises a thermoset composition.4. The golf ball of claim 1 , wherein the core comprises a thermoplastic composition.5. The golf ball of claim 1 , wherein the core comprises an ionomer composition.6. The golf ball of claim 1 , wherein the outer surface that is treated with and comprises the surface penetrating color composition comprises a ...
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Номер записи: 110

28-11-2013 дата публикации

MULTI-LAYER GOLF BALL

Номер: US20130316852A1

Автор: Hebert Edmund A., Ladd Derek A., Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

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. 1. A golf ball comprising:a center formed from a polybutadiene composition and having a compression of greater than 90 and a diameter of 1.500 inches or less, the polybutadiene composition comprising 35 phr or greater of a coagent selected from the group consisting of zinc salts of acrylates, diacrylates, methacrylates, dimethacrylates, and mixtures thereof;an outer cover layer formed from a polyurethane composition having a material hardness of greater than 60 Shore D;an intermediate layer disposed between the center and the outer cover layer, the intermediate layer having an outer surface hardness of less than 70 Shore C and being formed from a composition having a solid, single core compression of 40 or less;wherein the outer surface hardness of the intermediate layer is less than that of both the center and the outer cover layer.2. The golf ball of claim 1 , wherein the diameter of the center is from 1.000 inches to 1.350 inches.3. The golf ball of claim 1 , wherein the compression of the center is 100 or greater.4. The golf ball of claim 1 , wherein the compression of the center is 110 or greater.5. The golf ball of claim 1 , wherein the intermediate layer composition is a polybutadiene composition comprising from 0 to 20 phr of a coagent selected from the group consisting of metal salts of diacrylates claim 1 , dimethacrylates claim 1 , and monomethacrylates.6. The golf ball of claim 1 , wherein the intermediate layer composition is an ionomer composition.7. The golf ball of claim 6 , wherein the ionomer composition of the intermediate layer has a solid claim 6 , single core compression of 30 or less.8. The golf ball of claim 6 , wherein the ionomer composition of the intermediate layer has a solid ...
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Номер записи: 111

05-12-2013 дата публикации

METHOD OF MAKING COLOR GOLF BALL AND RESULTING COLOR GOLF BALL

Номер: US20130323427A1

Автор: Binette Mark L., Comeau Brian, Hogge Matthew F., Kuntimaddi Manjari, Sullivan Michael J., Zieske Nathan

Принадлежит: ACUSHNET COMPANY

A method and golf ball incorporating a surface penetrating color composition comprising a colorant (e.g. dyes, tints, color effects, etc.) in a portion (surface or region) of a golf ball component or coating (substrate). The substrate is formed from a homogenous composition having a color Cwhich may comprise any color within the spectrum of visible light, or be clear colorless, and alternatively, may also be opaque, translucent, or clear colored, for example. An outer surface of the substrate is treated with or otherwise exposed to a surface penetrating color composition having a Cthat is different than Cin some respect such as hue, chroma, saturation and/or opacity. The surface penetrating color composition penetrates the golf ball substrate surface to a target depth and becomes embedded within the surface, thereby forming a surface penetrating color composition-treated component or coating having a treated region and an untreated region. 1. A method of making a golf ball comprising the steps of:{'sub': '1', 'providing a core comprising a homogenous composition throughout having a color C, the core further having an outer surface and a geometric center;'}{'sub': 2', '1, 'treating the outer surface with a surface penetrating color composition having a color Cthat is different than Cand embedding the surface penetrating color composition in the outer surface;'}{'sub': 2', '1, 'forming a treated core having a treated outer surface comprising color Cand an untreated core region extending radially from the geometric center toward the treated outer surface and having the color C; and'}forming a cover about the treated core.2. The method of making a golf ball of claim 1 , wherein the surface penetrating color composition comprises a fatty acid and/or fatty acid salt colorant composition.3. The method of making a golf ball of claim 1 , wherein the core comprises a thermoset composition.4. The method of making a golf ball of claim 1 , wherein the core comprises a ...
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Номер записи: 112

05-12-2013 дата публикации

GOLF CLUB HEAD HAVING A MULTI-MATERIAL FACE

Номер: US20130324303A1

Автор: De la Cruz Noah, Deshmukh Uday V., Golden Charles E., Hartwell Bradford Hughes, Morin John, Mulherin Jason

Принадлежит: ACUSHNET COMPANY

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 striking face that forms a pocket, wherein the pocket is filled with a secondary material having a lower density to improve the performance of the golf club head. The multi-material face disclosed in accordance with the present invention may generally have a characteristic time slope of greater than about 5 and less than about 50, wherein the characteristic time slope is determined based on the various data points collected according to the United States Golf Association's (USGA's) Characteristic Time (CT) test. 1. A golf club head comprising:a striking face provided near a forward portion of said golf club head; and{'sup': '3', 'a body portion, at least partially comprised out of a titanium material, connected to an aft portion of said striking face further comprising a crown, a sole, and a skirt; said titanium material has a density of greater than about 4.0 g/cm, and'}{'sup': '3', 'wherein said striking face is at least partially comprises a composite type material having a thickness of greater than about 0.2 mm and less than about 2.0 mm; wherein said composite type material has a density of less than about 2.7 g/cm.'}2. The golf club head of claim 1 , wherein said composite type material has a strain to failure percentage of greater than about 1.5% and less than about 10.0%.3. The golf club head of claim 2 , wherein said strain to failure percentage is greater than about 2.0% and less than about 8.0%.4. The golf club head of claim 3 , wherein said strain to failure percentage is about 2.5%.5. The golf club head of claim 1 , wherein said composite type material portion of said striking face portion is protected by a cover layer.6. The golf club head of claim 5 , wherein said cover layer has a Vickers hardness of greater than about 100.7. The golf club head of claim 1 , wherein said golf club head has a first peak ...
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Номер записи: 113

05-12-2013 дата публикации

METAL WOOD CLUB

Номер: US20130324304A1

Автор: Rice Scott A., Roach Ryan L., Soracco Peter L.

Принадлежит: ACUSHNET COMPANY

A golf club head having indentions provided in a transition zone of the club head. The transition zone of the club head is provided between a first portion of the club head having a first thickness and a second portion of the club head having a second thickness. The indentations are provided at non-structural areas to reduce the weight of the transition zone. The mass can then be moved to a more desirable location in the club head, thereby improving the playability characteristics of the club head, including center of gravity and moment of inertia. The transition zone may be provided at different areas of the club head including the hosel, between the face and the body of the club head and between the crown and sole of the club head. The indentations are provided with the desired height, length and width to achieve weight reduction without effecting the structural integrity of the club head. 1. A golf club head comprising:{'sub': '1', 'a first club portion having a first thickness t;'}{'sub': '2', 'a second club portion having a second thickness t;'}a transition zone having a mass and connecting the first club portion to the second club portion; and{'sub': '1', 'at least two indentations provided in the transition zone, at least one of the indentations having a maximum depth d, where d is about 40% to about 60% of the first thickness t,'}wherein the club head is hollow with a volume of at least 250 cubic centimeters and the indentations are provided on an interior nonvisible surface of the hollow portion of the club head, andwherein the indentations reduce the mass of the transition zone by at least 0.5%.2. The golf club head of claim 1 , wherein the indentations reduce the mass of the transition zone by about 10% to about 40%.3. The golf club head of claim 1 , wherein the indentations reduce the mass of the transition zone without the indentations by about 0.5 g to about 10 g.4. The golf club head of claim 3 , wherein the indentations reduce the mass by about 2 g ...
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Номер записи: 114

12-12-2013 дата публикации

GOLF BALL HAVING A THEMOSETTING INTERMEDIATE AND OUTER COVER AND A THEMOPLASTIC INNER COVER

Номер: US20130331204A1

Автор: Comeau Brian, Michalewich Michael, Ricci Shawn, Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

A golf ball is formed including a core and a cover. The cover includes a thermoplastic inner cover layer and having a hardness between 55 and 60 Shore D, an outer cover layer having a hardness between 55 and 60 Shore D, and a non-ionomeric thermosetting polyurethane or polyurea intermediate cover layer disposed between the inner and outer cover layers. The intermediate cover layer has a hardness greater than the inner cover layer hardness and the outer cover layer hardness. The inner cover is formed from a partially- or fully-neutralized ionomer and the outer cover layer is formed from a polyurethane, a polyurea, or a urethane-urea blend. 1. A golf ball comprising:a core; and a thermoplastic inner cover layer disposed about the core and having a hardness of about 66 Shore C to about 90 Shore C;', 'an outer cover layer having a hardness of about 52 Shore C to about 85 Shore C; and', 'a thermosetting polyurethane or polyurea intermediate cover layer disposed between the inner and outer cover layers, the intermediate cover layer having a hardness of about 74 Shore C to about 100 Shore C and being greater than the inner cover layer hardness and the outer cover layer hardness;, 'a cover disposed adjacent the core, the cover comprisingwherein the inner cover comprises a fully-neutralized ionomer and the outer cover layer comprises a polyurethane, a polyurea, or a urethane-urea blend.2. The golf ball of claim 1 , wherein the intermediate layer hardness is greater than the inner cover layer hardness and greater than the outer cover layer hardness by at least 5.3. The golf ball of claim 2 , wherein the intermediate layer hardness is greater than the inner cover layer hardness and greater than the outer cover layer hardness by at least 10.4. The golf ball of claim 1 , wherein the polyurethane claim 1 , polyurea claim 1 , or urethane-urea blend is a castable thermoset or reaction injection moldable thermoset.5. The golf ball of claim 1 , wherein the outer cover comprises a ...
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Номер записи: 115

19-12-2013 дата публикации

DIMPLE PATTERNS FOR GOLF BALLS

Номер: US20130337940A1

Автор: Madson Michael R., Nardacci Nicholas M.

Принадлежит: ACUSHNET COMPANY

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 based on those control points, packing the irregular domain with dimples, and tessellating the irregular domain to cover the surface of the golf ball. The control points include the center of a polyhedral face, a vertex of the polyhedron, a midpoint or other point on an edge of the polyhedron and others. The method ensures that the symmetry of the underlying polyhedron is preserved while minimizing or eliminating great circles due to parting lines. 1. A golf ball having dimples based on a polyhedron pattern , wherein the dimples are arranged in irregular domains comprised of non-linear line segments , wherein the irregular domains are tessellated over a surface of the golf ball and are defined by the combination of at least two control points selected from control points consisting of a center of a polyhedron face , a vertex of a polyhedron face , or a midpoint of first edge of a polyhedron face.2. The golf ball according to claim 1 , wherein the tessellated irregular domains are defined by one of the non-linear segments extending from a center of the first polyhedron face to at least one vertex point of the polyhedron face.3. The golf ball according to claim 1 , wherein the tessellated irregular domains are defined by one of the non-linear line segments extending from a midpoint of a first edge of the first polyhedron face to a midpoint of a second edge adjacent to the first edge.4. The golf ball according to claim 1 , wherein the tessellated irregular domains are defined by one of the non-linear line segments extending from a first vertex of the first polyhedron face to a second vertex connected to the first vertex by an edge of the face.5. The golf ...
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Номер записи: 116

19-12-2013 дата публикации

GOLF BALL HAVING MODIFIED SURFACE HARDNESS

Номер: US20130337941A1

Автор: Binette Mark L., Comeau Brian, Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

A golf ball comprising a core and a cover layer having a cover inner surface and a cover outer surface that treated with and comprises a fatty acid and/or fatty acid salt composition and has a hardness α, the cover inner surface not being treated with and not comprising the fatty acid and/or fatty acid salt composition and having a hardness β. Hardness α is greater than hardness β. The cover layer may alternatively comprise an untreated cover region and a treated cover region that extends inward from the cover outer surface a depth of about 1% or greater of a distance between the cover outer surface and the cover inner surface. Alternatively, the treated cover region may extend inward from the cover outer surface a predetermined depth Dwhile the untreated cover region is disposed between the cover inner surface and the treated cover region a predetermined depth D. 1. A golf ball comprising a core and a cover disposed about the core , said cover comprising a single cover layer formed from one of a thermoset material and a thermoplastic material throughout , said cover layer having a cover outer surface and a cover inner surface , the cover outer surface being treated with and comprising a fatty acid and/or fatty acid salt composition and having a hardness α , and the cover inner surface not being treated with and not comprising the fatty acid and/or fatty acid salt composition and having a hardness β , wherein the hardness α is greater than the hardness β.2. The golf ball of claim 1 , wherein the fatty acid and/or fatty acid salt composition comprises oleic acid claim 1 , palmitic acid claim 1 , stearic acid claim 1 , behenic acid claim 1 , pelargonic acid claim 1 , linoleic acid claim 1 , linolenic acid claim 1 , arachidonic acid claim 1 , caproic acid claim 1 , caprylic acid claim 1 , capric acid claim 1 , lauric acid claim 1 , erucic acid claim 1 , myristic acid claim 1 , benzoic acid claim 1 , phenylacetic acid claim 1 , or naphthalenoic acid.3. The golf ball of ...
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Номер записи: 117

19-12-2013 дата публикации

GOLF BALL HAVING MODIFIED SURFACE HARDNESS

Номер: US20130337942A1

Автор: Binette Mark L., Comeau Brian, Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

A golf ball comprising a core and a cover layer having a cover inner surface, a cover outer surface, a treated cover region, and an untreated cover region, the treated cover region extending inward from the cover outer surface a depth Dand being treated with and comprising a fatty acid and/or fatty acid salt composition, the untreated cover region disposed between the cover inner surface and the treated cover region and having a depth D, the untreated cover region comprising n regions of hardness wherein n≧1 and wherein at least one of the n regions of hardness has a hardness Hsuch that the hardness α is greater than the hardness H, and wherein each of said n regions of hardness further comprise a depth Dsuch that D≦(1/n)(D+D+ . . . +D). In another embodiment, D≦(n)(D+D+ . . . +D). In yet another embodiment, D≦(1/n)(D+D+ . . . +D). 1. A golf ball comprising:a core comprising at least one layer;{'sub': CTr', 'CUTr', '1', '1', 'CUTn', 'CTr', 'UT1', 'UT2', 'UTn, 'a cover disposed about the core, the cover comprising a single layer formed from one of a thermoset material and a thermoplastic material throughout, said cover layer having a cover inner surface, a cover outer surface, a treated cover region and an untreated cover region, said treated cover region extending inward from the cover outer surface a depth D, the untreated cover region disposed between the cover inner surface and the treated cover region and having a depth D, said treated cover region being treated with and comprising a fatty acid and/or fatty acid salt composition wherein the treated cover region comprises a hardness α and the untreated cover region is not treated with and does not comprise the fatty acid and/or fatty acid salt composition and has n regions of hardness wherein n≧1 and wherein at least one of the n regions of hardness has a hardness Hsuch that hardness α is greater than hardness H, and wherein each of said n regions of hardness further comprise a depth Dsuch that D≦(1/n)(D+D+ . . . ...
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Номер записи: 118

26-12-2013 дата публикации

GOLF CLUB WITH IMPROVED PERFORMANCE

Номер: US20130344979A1

Автор: Golden Charles E., Harvell Christopher D.

Принадлежит: ACUSHNET COMPANY

A golf club head with an improved Moment of Inertia (MOI) is disclosed herein. More specifically, the present invention relates to a golf club head with a releasable hosel mechanism that is leaner and more lightweight, it allows a significant amount of weight to be saved from the hosel portion of the golf club head and used to improve Center of Gravity (CG) location of the golf club head; which contributes to the improvement of the MOI of the golf club head. 1. A golf club head comprising:a striking face portion, defining a striking face plane, positioned at a forward portion of said golf club head;a body portion, connected to an aft portion of said striking face, positioned at a rearward portion of said golf club head; anda hosel portion, defining a hosel bore axis, positioned at a heel portion of said golf club head, adapted to connect to a shaft; said hosel sub-element, defined by an intersection of a first plane and a second plane, contains a portion of said clubhead from said first plane to the very heel of said clubhead from top to bottom, and from said second plane to the very front of said clubhead from top to bottom,', {'sub': 'HBA', 'said first plane is parallel to both said hosel bore axis and said striking face plane, and is offset 15 mm towards said rear portion of said golf club head from said hosel bore axis in a Zdirection, and'}, {'sub': 'HBA', 'said second plane is parallel to said hosel bore axis and perpendicular to said striking face plane, and is offset 12 mm towards a toe portion of said golf club head from said hosel bore axis in a Xdirection;'}], 'wherein said hosel portion forms a hosel sub-element, said hosel sub-element has a total mass of less than about 50 grams;'}wherein said hosel releasably connects said shaft to said golf club head.2. The golf club head of claim 1 , wherein said total mass of said hosel sub-element has a mass of less than about 45 grams.3. The golf club head of claim 2 , wherein said total mass of said hosel sub- ...
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Номер записи: 119

26-12-2013 дата публикации

INTERCHANGEABLE SHAFT SYSTEM

Номер: US20130344980A1

Автор: Bennett Thomas Orrin, Bezilla Stephanie, Golden Charles E., Hartwell Bradford Hughes, Knutson Scott A., Murphy Stephen S.

Принадлежит: ACUSHNET COMPANY

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. Hosel and shaft sleeve alignment features provide discreet orientations between the shaft and club head. 1. A golf club , comprising:a golf club head including a hosel and a plurality of hosel alignment features, wherein the hosel defines a sleeve bore and the hosel alignment features are disposed adjacent a proximal end of the hosel;an elongate shaft;a shaft sleeve coupled to a distal end portion of the shaft, the shaft sleeve including a sleeve body and a plurality of sleeve alignment features spaced from a distal end of the shaft sleeve;an extension member including a plurality of extension alignment features, wherein the extension member is interposed between the shaft sleeve and the hosel in the assembled golf club so that the extension member spaces a portion of the shaft sleeve from a proximal end of the hosel and so that a distal end of the extension member is proximal of a proximal end of the hosel, wherein the extension member has a length that is between about 0.125 inch and about 3.0 inches and wherein the extension member does not alter the angular relationship between a longitudinal axis of the shaft sleeve and a longitudinal axis of the hosel when it is rotated relative to one of the shaft sleeve and the hosel; anda fastener that releasably couples the shaft sleeve to the club head.2. The golf club of claim 1 , wherein the hosel alignment features include a plurality of notches disposed at a proximal end of the hosel.3. The golf club of claim 1 , wherein the extension alignment features include a plurality of notches disposed at proximal and distal ends of the extension member.4. The golf club of claim 1 , wherein the alignment features disposed on the proximal end of the hosel and the ...
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Номер записи: 120

26-12-2013 дата публикации

INTERCHANGEABLE SHAFT SYSTEM

Номер: US20130344981A1

Автор: Knutson Scott A., Stokes Joshua C., Zimmerman Gery M.

Принадлежит: ACUSHNET COMPANY

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. Hosel and shaft sleeve alignment features provide discrete orientations between the shaft and club head. 1. A golf club , comprising:a golf club head;an elongate shaft; andan interchangeable shaft system releasably coupling the shaft to the club head,wherein the interchangeable shaft system provides dual angle adjustability, and wherein the interchangeable shaft system provides at least three discrete orientations of the shaft relative to the club head within a lie plane of the golf club head with a single elongate shaft and interchangeable shaft system.2. The golf club of claim 1 , wherein the interchangeable shaft system is configured to provide at least four discrete orientations of the golf club head relative to the shaft within the lie plane so that a measured loft angle of the golf club is constant in the at least four discrete orientations.3. The golf club of claim 1 , wherein the interchangeable shaft system includes a wedge member interposed between the elongate shaft and the club head.4. The golf club of claim 3 , wherein the wedge member is constructed to have two selectable orientations relative to the club head.5. The golf club of claim 4 , wherein the elongate shaft is constructed to have two selectable orientations relative to the wedge member.6. The golf club of claim 1 , wherein the interchangeable shaft system includes a shaft sleeve assembly including a sleeve body and a tension member coupled to the sleeve body by a flexible coupling.7. The golf club of claim 6 , wherein the interchangeable shaft system includes a tubular wedge member slidably coupled to the shaft sleeve assembly and wherein the shaft sleeve assembly comprises means for capturing the wedge member on the shaft sleeve ...
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Номер записи: 121

26-12-2013 дата публикации

GOLF CLUB HEAD HAVING A GROOVED AND TEXTURED FACE

Номер: US20130344984A1

Автор: Gilbert Peter J., Golden Charles E., Vokey Robert W.

Принадлежит: ACUSHNET COMPANY

A golf club head with an improved striking surface. The grooves are machined into the strike surface with tight tolerances. The face may be selectively textured to enhance certain shots that the golfer may perform. This may include providing a plurality of distinct sets of texturing and surface roughening to accommodate a plurality of different shots. 1. A golf club head , comprising:a body having a striking face including a plurality of grooves extending into the body from the striking face and at least one region of texturing,wherein the region of texturing is interposed between adjacent grooves and includes at least a first ridge and a second ridge, wherein each of the ridges includes a first surface extending away from a nominal striking face plane to a second surface, the second surface extending between the first surface and the nominal striking face plane, wherein the first surface is oriented relative to the second surface by an apex angle, andwherein the apex angle of the first ridge is different than the apex angle of the second ridge.2. The golf club head of claim 1 , wherein the magnitude of the apex angles of the ridges reduces in the direction of a top line from a leading edge.3. The golf club head of claim 1 , wherein the length of the first surface is equal to the length of the second surface in one of the first and second ridges.4. The golf club head of claim 1 , wherein the apex angle of the first ridge is an acute angle.5. The golf club head of claim 1 , wherein the apex angle of the first ridge is a right angle.6. The golf club head of claim 1 , wherein the apex angle of the first ridge is an obtuse angle.7. A golf club head claim 1 , comprising:a body having a striking face including a plurality of grooves extending into the body from the striking face and at least one region of texturing,wherein the region of texturing is interposed between adjacent grooves and includes at least a first ridge, a second ridge and a third ridge, wherein the first ...
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Номер записи: 122

26-12-2013 дата публикации

GOLF BALLS WITH OXYGEN AND MOISTURE BLOCKING PROTECTIVE PAINT LAYER

Номер: US20130344991A1

Автор: Hebert Edmund A., Ladd Derek A., Nardacci Nicholas M.

Принадлежит: ACUSHNET COMPANY

The present invention relates to compositions for golf equipment that can be applied as a thin paint layer to block oxygen and moisture from underlying structural layers. The compositions include a polymer component present in a resin system, a stabilizing component, and porous particles. 1. A golf ball comprising a core and a cover , wherein at least one paint layer is disposed about the core or cover , wherein the paint layer is formed from a composition comprising:a polymer component; anda paste comprising porous particles and a stabilizing component, wherein the porous particles have an average diameter between about 1 μm to about 5.0 mm and an average pore size from about 100 μm or less, wherein the stabilizing component comprises a symmetrical copolymer comprising two alkylene oxide blocks having the same chain length surrounding an alkylene oxide block, and wherein the paint layer has a thermal conductivity ranging from about 0.03 to about 0.3 Btu/hr ft ° F.2. The golf ball of claim 1 , wherein the stabilizing component comprises two ethylene oxide blocks of the same chain length surrounding a propylene oxide block.3. The golf ball of claim 2 , wherein the stabilizing component comprises EO—PO-EOwhere x claim 2 , y claim 2 , and z represent chain length claim 2 , and wherein x and z are equal.4. The golf ball of claim 1 , wherein the porous particles have an average diameter of about 5 μm to about 2500 μm.5. The golf ball of claim 4 , wherein the porous particles have an average diameter of about 100 μm to about 500 μm.6. The golf ball of claim 1 , wherein the thermal conductivity ranges from about 0.05 to about 0.2 Btu/hr ft ° F.7. The golf ball of claim 1 , wherein the polymer component comprises polyesters claim 1 , epoxies claim 1 , urethanes claim 1 , cellulosics claim 1 , alkyds claim 1 , acrylics claim 1 , and mixtures and precursors thereof.8. A golf ball comprising a core claim 1 , a cover claim 1 , and a paint layer disposed on the cover claim 1 , ...
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Номер записи: 123

26-12-2013 дата публикации

GOLF BALL COMPOSITIONS

Номер: US20130344993A1

Автор: Binette Mark L., Blink Robert, Bulpett David A., Comeau Brian, Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

Disclosed herein are heterogeneous golf ball compositions comprising a thermoplastic matrix and discrete particles of crosslinked polymer dispersed within the matrix. 1. A golf ball comprising a layer formed from a heterogeneous composition comprising a thermoplastic matrix and discrete particles dispersed within the matrix , wherein the discrete particles are formed from a crosslinked rubber composition having a Shore D hardness of 65 or greater.2. A golf ball comprising a layer formed from a heterogeneous composition comprising a thermoplastic matrix and discrete particles dispersed within the matrix , wherein the discrete particles are formed from a crosslinked rubber composition having a Shore C hardness of 40 or less.3. A golf ball comprising a layer formed from a heterogeneous composition comprising a thermoplastic matrix and discrete particles dispersed within the matrix , wherein the discrete particles are formed from a crosslinked rubber composition comprising a peroxide initiator and 50 phr or greater of a coagent.4. The golf ball of claim 3 , wherein the coagent is present in the crosslinked rubber composition in an amount of 75 phr or greater.5. The golf ball of claim 4 , wherein the coagent is a non-metal coagent selected from unsaturated vinyl compounds claim 4 , polyfunctional monomers claim 4 , maleimides claim 4 , and combinations of two or more thereof.6. The golf ball of claim 3 , wherein the crosslinked rubber composition has a Shore D hardness of 65 or greater.7. The golf ball of claim 3 , wherein the crosslinked rubber composition has a Shore D hardness of 70 or greater.8. The golf ball of claim 3 , wherein the crosslinked rubber composition has a Shore D hardness of 80 or greater.9. The golf ball of claim 3 , wherein the crosslinked rubber composition has a Shore D hardness of 90 or greater.10. A golf ball comprising a layer formed from a heterogeneous composition comprising a thermoplastic matrix and discrete particles dispersed within the ...
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Номер записи: 124

26-12-2013 дата публикации

GOLF BALL COMPOSITIONS

Номер: US20130344994A1

Автор: Binette Mark L., Blink Robert, Bulpett David A., Comeau Brian, Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

Disclosed herein are heterogeneous golf ball compositions comprising discrete particles of crosslinked rubber dispersed within an acid copolymer-based matrix. 1. A golf ball comprising a layer formed from a heterogeneous composition , the heterogeneous composition comprising:a thermoplastic matrix formed from an acid copolymer composition wherein the acid copolymer is selected from one or more E/X- and E/X/Y-type acid copolymers of ethylene, an α,β-unsaturated carboxylic acid, and optionally a softening comonomer, anddiscrete particles of crosslinked rubber dispersed within the matrix,wherein less than 5% of all acid groups present in the matrix composition are neutralized.2. The golf ball of claim 1 , wherein less than 3% of all acid groups present in the matrix composition are neutralized.3. The golf ball of claim 1 , wherein less than 1% of all acid groups present in the matrix composition are neutralized.4. The golf ball of claim 1 , wherein the crosslinked rubber particles are formed from a rubber composition that is substantially free of reactive metal ingredients.5. The golf ball of claim 4 , wherein the rubber composition does not include zinc.6. The golf ball of claim 4 , wherein the crosslinked rubber composition has a Shore D hardness of 60 or greater.7. The golf ball of claim 4 , wherein the crosslinked rubber composition has a Shore D hardness of 65 or greater.8. The golf ball of claim 1 , wherein the crosslinked rubber particles are present in the heterogeneous composition in an amount of 30 wt % or greater claim 1 , based on the total weight of the heterogeneous composition.9. The golf ball of claim 1 , wherein the crosslinked rubber particles are present in the heterogeneous composition in an amount of 55 wt % or greater claim 1 , based on the total weight of the heterogeneous composition.10. The golf ball of claim 1 , wherein the acid copolymer is ethylene acrylic acid. The present application is a continuation-in-part of U.S. patent application Ser ...
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Номер записи: 125

02-01-2014 дата публикации

MULTI-LAYER GOLF BALL WITH TRANSLUCENT COVER

Номер: US20140004975A1

Автор: Harris Kevin M., Morgan William E., Ricci Shawn

Принадлежит: ACUSHNET COMPANY

A golf ball comprising a core, a cover and at least on intermediate layer therebetween. The intermediate layer includes pigment which contributes to the color or appearance of the ball and the cover is at least partially transparent such that the intermediate layer is at least partially visible. The cover is also comprised of an optical enhancer. 1. A golf ball comprising a core , a cover and at least one intermediate layer provided between the core and the cover ,wherein the core is a single layer formed from a polybutadiene rubber composition,wherein the intermediate layer comprises two different colored pigments which each contributes to the color of the ball, the intermediate layer being formed from an ionomer material containing a first colored pigment and an ionomer material containing a second colored pigment so that the intermediate layer has an opaque surface, the intermediate layer further comprising a pearlescent pigment,and wherein the cover is formed of a polyurethane or polyurea composition and the cover is at least partially transparent and the cover comprises a pearlescent pigment in an amount of less than 0.05% by weight, whereby the pearlescent pigment comprises reflective particulate having faces that have an individual reflectance of over 75%.2. The golf ball of claim 1 , wherein the polybutadiene rubber composition further comprises a free-radical source claim 1 , cross-linking agent claim 1 , and filler.3. The golf ball of claim 1 , wherein the core has a first hardness measured at an interior location of the core claim 1 , and the core has a second hardness measured at the exterior surface of the core claim 1 , the first hardness being in the range of about 45 to about 60 Shore C claim 1 , and the second hardness being in the range of about 65 to about 75 Shore C.4. The golf ball of claim 1 , wherein the core has a first hardness measured at an interior location of the core claim 1 , and the core has a second hardness measured at the exterior ...
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Номер записи: 126

02-01-2014 дата публикации

THERMOSET POLYURETHANES BASED ON MOISTURE-RESISTANT POLYOLS FOR USE IN GOLF BALLS

Номер: US20140004976A1

Автор: Michalewich Michael, Rajagopalan Murali, Ricci Shawn, Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

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. At least one of the center, intermediate core layer, and outer core layer comprises a polyalkenamer rubber. The polyalkenamer rubber may be blended with other rubbers such as polybutadiene, polyisoprene, ethylene propylene diene, and styrene-butadiene rubbers. The polyalkenamer rubber composition helps improve resiliency of the core and provides the ball with a comfortable and soft feel. 1. A golf ball , comprising:{'sub': '1', 'a core having a first Shore C surface hardness of Cin the range of 50 to 90, the core being formed from a rubber composition;'}an intermediate layer surrounding the core, the intermediate layer being formed from a olefin-based acid copolymer ionomer composition and having a hardness in the range of 30 to 90 Shore D; and{'sub': 2', '2', '1, 'sup': 2', '2, 'a cover layer surrounding the intermediate layer having a second Shore C surface hardness of Cin the range of 60 to 95, the cover layer being formed from a thermoset polyurethane or polyurethane-urea composition that is produced by a reaction of: i) an isocyanate compound, ii) a moisture-resistant polyol having a weight average molecular weight in the range of 500 to 10,000 grams per mole, and iii) a curing agent selected from hydroxyl-terminated or amine-terminated curing agents, and mixtures thereof, and wherein the ratio of Cto Cis in the range of 0.6 to 1.4, wherein the cover layer has a moisture vapor transmission rate between 3 grams·mm/m·day to 4 grams·mm/m·day.'}2. The golf ball of claim 1 , wherein the rubber composition is selected from the group consisting of polybutadiene claim 1 , polyisoprene claim 1 , natural rubber claim 1 , ethylene-propylene claim 1 , ethylene-propylene diene claim 1 , ...
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Номер записи: 127

09-01-2014 дата публикации

MULTILAYER GOLF BALL

Номер: US20140011608A1

Автор: Boehm Hebert C., Correia Diomar, McNamara Michael, Morgan William E., Serino Donald A.

Принадлежит: ACUSHNET COMPANY

A method of making a ball, comprising: forming an inner core having a diameter of about 0.5 inches or lower; forming a plurality of outer core parts from an elastomeric material, each outer core part having an inner surface, an outer surface and at least one non planar mating surface, wherein the inner surface is concentrically disposed within the outer surface and comprises a cavity for receiving the inner core, and wherein the at least one nonplanar mating surface extends radially between the inner surface and the outer surface and comprises a plurality of mating ridges which extend from the inner surface to the outer surface; forming an outer core by mating the outer core parts about the inner core and joining the nonplanar mating surfaces by meshing the mating ridges to form a multi-layer core having a nonplanar parting line which extends about the outer surface circumferentially and intersects with the mating ridges at the outer surface; and molding a cover about the inner core, wherein the elastomeric material has a cohesive strength and the parting line has a mated strength equal to or greater than the cohesive strength. 1. A golf ball having a diameter and being comprised of a core and a cover , wherein the core is further comprised of a fluid mass at the center of the ball , a first , solid , non-wound layer surrounding the fluid mass , the first layer comprised of a metal layer , and a second , solid , non-wound mantle layer surrounding and abutting the first layer , wherein the second mantle layer comprises a copolymer or terpolymer of ethylene and a α ,β-unsaturated carboxylic acid , the acid being neutralized at least 80% by a salt of an organic acid or a suitable base of the organic acid , and a cation source , and wherein the cover comprises polyurethane , polyurea , or a polyrea/polyurethane hybrid.2. The golf ball of claim 1 , wherein the polymer composition acid being neutralized by contacting one or more acid polymer(s) with an organic acid or ...
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Номер записи: 128

09-01-2014 дата публикации

MULTI-LAYER GOLF BALL

Номер: US20140011609A1

Автор: Hebert Edmund A., Ladd Derek A., Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

Multi-layer golf balls having a relatively hard outer core surrounding a relatively soft, low compression inner core are provided. The inner core generally has a compression of less than 50 and the inner core and outer core generally have a combined dual core compression of 50 or greater. The outer core generally has a Shore C hardness of 80 or greater. A cover, which can be a single-, dual-, or multi-layer cover, is provided to surround the outer core. A moisture barrier layer is optionally provided between the outer core and the cover. The moisture vapor transmission rate of the moisture barrier layer is preferably less than the moisture vapor transmission rate of the cover. 1. A golf ball comprising:an inner core layer having a compression of 40 or less and a Shore C hardness of less than 80;an outer core layer having a Shore C hardness of 80 or greater and a specific gravity of 1.11 or greater; anda cover;wherein the hardness of the inner core layer is less than the hardness of the outer core layer and wherein the specific gravity of the outer core layer is greater than or equal to the specific gravity of the inner core layer.2. The golf ball of claim 1 , wherein the inner core layer has a Shore C hardness of less than 70.3. The golf ball of claim 1 , wherein the inner core layer has a Shore C hardness of less than 65.4. The golf ball of claim 1 , wherein the inner core layer has a Shore C hardness of less than 60.5. The golf ball of claim 1 , wherein the inner core layer and outer core layer have a combined dual core compression of greater than 50.6. The golf ball of claim 1 , wherein the inner core layer and outer core layer have a combined dual core compression of greater than 70.7. The golf ball of claim 1 , wherein the inner core layer and outer core layer have a combined dual core compression of from 80 to 100.8. The golf ball of claim 1 , wherein the inner core layer has a specific gravity of less than 1.13.9. The golf ball of claim 8 , wherein the outer ...
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Номер записи: 129

16-01-2014 дата публикации

GOLF CLUB HEAD AND REMOVABLE WEIGHT

Номер: US20140018184A1

Автор: Bennett Thomas Orrin, Bezilla Stephanie, Murphy Stephen S., Zimmerman Gery M.

Принадлежит: ACUSHNET COMPANY

A golf club head and a removable weight that is received in a receptacle of the golf club head. The weight includes a cap and a slug. The cap is removably coupled to the receptacle and includes a recess that receives a portion of the slug so that the cap and slug are able to rotate relative to each other. The slug includes an anti-rotation feature that prevents relative rotation between the slug and the receptacle and a lead-in portion. 1. A golf club head , comprising:a body including a weight receptacle; anda weight member removably coupled to the weight receptacle,wherein the weight receptacle is partially constructed from a receptacle component that is separate from the body and coupled to the body, wherein the receptacle component is constructed of a material that is different than a material of the club head.2. The golf club head of claim 1 , wherein the receptacle component forms only a partial weight receptacle.3. The golf club head of claim 1 , wherein the weight receptacle includes a cap portion and a seat portion.4. The golf club head of claim 3 , wherein the receptacle component forms only the cap portion.5. The golf club head of claim 3 , wherein the receptacle component forms only the seat portion.6. The golf club head of claim 3 , wherein the weight member includes a cap that engages the seat portion and a slug that engages the seat portion.7. The golf club head of claim 3 , wherein the cap includes a base and a sidewall that extends from the base to define a recess claim 3 , and the cap is removably coupled to the cap portion of the receptacle claim 3 ,wherein the slug includes a retention portion and an extension portion, wherein at least a portion of the retention portion is disposed in the recess.8. The golf club head of claim 1 , wherein the receptacle component is threaded to the body.9. The golf club head of claim 1 , wherein the receptacle component is bonded to the body.10. The golf club head of claim 1 , wherein the receptacle component is ...
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Номер записи: 130

16-01-2014 дата публикации

MULTI-LAYER CORE GOLF BALL

Номер: US20140018188A1

Автор: Hebert Edmund A., Ladd Derek A., Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

A golf ball comprising: an inner core having a compression of less than about 60; at least one intermediate layer surrounding the inner core, having a hardness of at least about 55 Shore D, a specific gravity and a flexural modulus such that each of the hardness, specific gravity and flexural modulus of the intermediate layer is greater than a hardness, a specific gravity, and a flexural modulus of the inner core; and a cover surrounding the at least one intermediate layer, having a flexural modulus and a Shore D hardness that are greater than a flexural modulus and a hardness of the inner core. In one embodiment, a ratio of the flexural modulus of the cover in ksi to the Shore D hardness of the cover is less than 1 and/or least one of the inner core, intermediate layer and cover comprises a partially or fully neutralized ionomer. 1. A golf ball comprising:an inner core having a compression of less than about 60;at least one intermediate layer surrounding the inner core, having a hardness of at least about 55 Shore D, a specific gravity and a flexural modulus such that each of the hardness, specific gravity and flexural modulus of the intermediate layer is greater than a hardness, a specific gravity, and a flexural modulus of the inner core; anda cover surrounding the at least one intermediate layer, having a flexural modulus and a Shore D hardness that are greater than a flexural modulus and a hardness of the inner core.2. The golf ball of claim 1 , wherein a ratio of the flexural modulus of the cover in ksi to the Shore D hardness of the cover is less than 1.3. The golf ball of claim 1 , wherein at least one of the inner core and the intermediate layer comprises a partially or fully neutralized ionomer.4. The golf ball of claim 3 , wherein the partially or fully neutralized ionomer is a highly neutralized thermoplastic ionomer.5. The golf ball of claim 4 , wherein the inner core comprises the highly neutralized thermoplastic ionomer.6. The golf ball of claim 4 , ...
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Номер записи: 131

16-01-2014 дата публикации

GOLF BALL WITH SINGLE LAYER CORE HAVING SPECIFIC REGIONS OF VARYING HARDNESS

Номер: US20140018192A1

Автор: Bulpett David A., Comeau Brian, Goguen Douglas S., Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

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. 1. A golf ball comprising:a single layer core and a cover layer disposed about the single layer core,the single layer core being formed from a substantially homogenous formulation and comprising a geometric center and an outer surface wherein a hardness of the outer surface is greater than a hardness of the geometric center;the single layer core further comprising an inner core region disposed about the geometric center, an outer core region adjacent the outer surface, and an intermediate core region disposed between the inner and outer core regions and extending radially from about 5 mm to about 15.75 mm from the geometric center;wherein the inner core region has a first hardness, the outer core region has a second hardness, and the intermediate core region has a third hardness and a fourth hardness;the first hardness being less than the hardness of the geometric center and the hardness of the outer surface;the second hardness being greater than the hardness of the geometric center and the hardness of the outer surface;the third hardness being less than the first hardness and the second hardness; andthe fourth hardness being ...
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Номер записи: 132

23-01-2014 дата публикации

FITTING SYSTEM FOR A GOLF CLUB

Номер: US20140024471A1

Автор: Johnson Gregory D., Margoles Ryan

Принадлежит: ACUSHNET COMPANY

A method relating to an improved fitting system for a golf club shaft is disclosed herein. More specifically, the present invention utilizes specific data gathered from the golfer's golf swing itself to determine the best performing golf club shaft for this particular golf swing or even predict the launch conditions of a golf club. 1. A method of predicting the performance of a golf ball comprising:selectively positioning a plurality of markers on a golf club;selectively positioning a plurality of cameras, adapted to react to said plurality of markers, around a golfer;capturing a plurality of location data of said plurality of markers using said plurality of cameras, as said golfer performs a golf swing;determining a plurality of golf club performance factors; anddetermining a plurality of golf ball performance results;wherein said plurality of golf ball performance results are determined via a finite element model.2. The method of claim 1 , wherein said plurality of performance factor comprises at least one of a clubhead speed claim 1 , an attack angle claim 1 , an effective loft claim 1 , a clubhead path claim 1 , a clubhead face angel claim 1 , a clubhead lie claim 1 , and an impact location.3. The method of claim 2 , wherein said plurality of golf ball performance results comprises at least one of a launch angle claim 2 , a descent angle claim 2 , a backspin rate claim 2 , a side spin rate claim 2 , a carry distance claim 2 , a total distance.4. The method of claim 3 , wherein said plurality of golf ball performance data is used to recommend a shaft from a plurality of different shafts.5. The method of claim 1 , wherein said plurality of markers requires at least three markers.6. The method of claim 5 , wherein said step of capturing said plurality of location data further comprises:identifying a location of each of said plurality of cameras;identifying an angle between each of said plurality of cameras and each of said plurality of markers; andtriangulating the ...
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Номер записи: 133

30-01-2014 дата публикации

GOLF CLUB WITH IMPROVED PERFORMANCE

Номер: US20140031139A1

Автор: Golden Charles E., Johnson Gregory D., Margoles Ryan

Принадлежит: ACUSHNET COMPANY

A golf club head with an improved Moment of Inertia (MOI) is disclosed herein. More specifically, the present invention relates to a golf club head with a releasable hosel mechanism that is leaner and more lightweight, it allows a significant amount of weight to be saved from the hosel portion of the golf club head and used to improve Center of Gravity (CG) location of the golf club head; which contributes to the improvement of the MOI of the golf club head. 1. A golf club head comprising:a striking face portion position at a forward portion of said golf club head;a body portion, connected to an aft portion of said striking face, positioned at a rearward portion of said golf club head; anda hosel portion, defining a hosel bore axis, positioned at a heel portion of said golf club head, adapted to connect to a shaft;wherein said hosel portion further comprises a releasable hosel mechanism, capable of altering at least one of a loft, a lie, and a face angle of said golf club head, andwherein said body portion further comprises a CG compensation weight member, said CG compensation weight member reverts any change in a CG location attributed to said releasable hosel mechanism.2. The golf club head of claim 1 , wherein said CG compensation weight member further comprises a plurality of sliding channels and a weight.3. The golf club head of claim 2 , wherein said weight is placed within said plurality of sliding channels.4. The golf club head of claim 1 , wherein said hosel portion forms a hosel sub-element claim 1 , said hosel sub-element has a total mass of less than about 50 grams;said hosel sub-element, defined by an intersection of a first plane and a second plane, contains a portion of said clubhead from said first plane to the very heel of said clubhead from top to bottom, and from said second plane to the very front of said clubhead from top to bottom,{'sub': 'HBA', 'said first plane is parallel to both said hosel bore axis and a striking face plane, and is offset ...
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Номер записи: 134

13-02-2014 дата публикации

GOLF BALL HAVING A TRANSLUCENT LAYER CONTAINING FIBER FLOCK

Номер: US20140045612A1

Автор: Morgan William E., Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

A golf ball having at least a core and a composite layer comprising a fibrous material and a matrix material is provided. The matrix material preferably comprises a translucent polymer. Preferably, the fibrous material comprises fiber flock. Preferably, the fiber flock comprises fiber segments having a length less than one inch. The fiber segments may have substantially equal dimensions. In other instances, the fiber segments are of unequal dimensions. The golf balls preferably includes a translucent cover layer surrounding the composite layer and an intermediate layer disposed between the composite layer and the core. 1. A golf ball comprising a core , a composite inner cover layer , an intermediate layer disposed between the core and composite layer , and an outer cover layer surrounding the composite inner cover layer , wherein the composite layer and outer cover layer comprise a translucent polymer , and wherein fiber flock is embedded in the translucent polymer of the composite cover layer so the fiber is visible from the exterior of the ball.2. The golf ball of claim 1 , wherein the fiber flock comprises fiber segments having lengths less than one inch.4. The golf ball of claim 1 , wherein the fiber flock comprises fiber segments having ubstantially equal dimensions.5. The golf ball of claim 1 , wherein the fiber flock is formed from a material selected from the group consisting of polyurethane-polyurea copolymers claim 1 , polyethylenes claim 1 , polypropylenes claim 1 , polyamides claim 1 , polyethylene terephthalates claim 1 , polyphenylene terephthalates claim 1 , polyketones claim 1 , and polyacrylonitriles.6. The golf ball of claim 1 , wherein the composite layer further comprises reflective particulates.7. The golf ball of claim 6 , wherein the reflective particulates are selected from the group consisting of pearlescent pigments claim 6 , metal flakes claim 6 , iridescent glitter claim 6 , metalized films claim 6 , and colored polyester foils.8. The ...
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Номер записи: 135

13-02-2014 дата публикации

MULTI-LAYER CORE GOLF BALL

Номер: US20140045613A1

Автор: Binette Mark L., Comeau Brian, Hebert Edmund A., Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

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. 1. A golf ball comprising:an inner core comprising a center formed from a first thermoplastic composition, wherein the inner core has a diameter of from 1.000 inches to 1.580 inches, a center hardness of from 40 Shore C to 70 Shore C, and a surface hardness of from 50 Shore C to 95 Shore C;an intermediate core layer having a thickness of from 0.010 inches to 0.070 inches and a surface hardness of from 65 Shore D to 95 Shore D and formed from a composition selected from the group consisting of metallic, composite, and inorganic/organic hybrid compositions;an outer core layer formed from a second thermoplastic composition and having a thickness of from 0.010 inches to 0.075 inches and a surface hardness of from 45 Shore C to 90 Shore C; anda cover layer having a thickness of from 0.010 inches to 0.050 inches and formed from a composition having a material hardness of from 30 Shore D to 65 Shore D.2. The golf ball of claim 1 , wherein the diameter of the inner core is from 1.400 inches to 1.490 inches.3. The golf ball of claim 1 , wherein the outer surface hardness of the intermediate core layer is from 75 Shore D to 95 Shore D.4. The golf ball of claim 1 , wherein the inner core comprises an additional inner core layer.5. The golf ball of claim 1 , wherein the additional inner core layer is formed from a thermoset composition.6. The golf ball of claim 1 , wherein the additional inner core layer is formed from a thermoplastic composition.7. The golf ball of claim 1 , wherein the golf ball additionally comprises a thermoset core layer disposed between the inner core and the intermediate core layer.8. The golf ball of claim 1 , wherein the golf ball additionally comprises a thermoset core layer disposed between the intermediate core layer and the outer core layer ...
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Номер записи: 136

13-02-2014 дата публикации

MULTI-LAYER CORE GOLF BALL HAVING OPPOSING HARDNESS GRADIENT WITH STEEP GRADIENT OUTER CORE LAYER

Номер: US20140045621A1

Автор: Comeau Brian, Ladd Derek A., Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

A golf ball comprising an inner core formed from a substantially homogenous composition such that the geometric center hardness is 56-80 Shore C and the outer surface hardness is 50-75 Shore C. An outer core layer has an outer surface having hardness of 85-98 Shore C and an inner surface hardness of 68-78 Shore C and being formed from a second homogenous rubber composition. A cover layer is disposed about the outer core layer. The hardness of the second outer surface is greater than the hardness of the inner surface to define a positive hardness gradient of +7 to +30 Shore C, and the hardness of the first outer surface is lower than the hardness of the geometric center to define a negative hardness gradient of −1 to −15 Shore C. 1. A golf ball comprising:an inner core having an outer diameter of about 0.500 inches to 1.550 inches, a first outer surface, and a geometric center, and being formed from a first substantially homogenous composition throughout such that the geometric center has a hardness of about 40 Shore C to about 80 Shore C and the first outer surface has a hardness of about 50 Shore C to about 75 Shore C;an outer core layer disposed about the inner core, the outer core layer having an outer diameter of about 1.30 inches to about 1.62 inches, a second outer surface having a hardness of about 85 Shore C to about 98 Shore C, and being formed from a second substantially homogenous rubber composition throughout; anda cover layer disposed about the outer core layer;wherein the geometric center and the first and second outer surfaces each have a hardness, the hardness of the second outer surface being greater than the hardness of the geometric center to define a positive hardness gradient of about 7 to 30 Shore C, and the hardness of the first outer surface being lower than the hardness of the geometric center to define a negative hardness gradient of about −1 to −5 Shore C or −6 to −15 Shore C.2. The golf ball of claim 1 , wherein the inner core has an ...
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Номер записи: 137

20-02-2014 дата публикации

FITTING SYSTEM FOR A GOLF CLUB

Номер: US20140051526A1

Автор: Bone Donald S., Johnson Gregory D., Margoles Ryan

Принадлежит: ACUSHNET COMPANY

A method relating to an improved fitting system for a golf club shaft is disclosed herein. More specifically, the present invention utilizes specific data gathered from the golfer's golf swing itself to determine the best performing golf club shaft for this particular golf swing. Even more specifically, the present invention relates to the utilization of infrared motion capturing cameras to record the location data of a golf club shaft throughout a swing. Based on the location data captured, one or more dynamic behavioral characteristics can be calculated to determine one or more preferred shaft characteristics. Using the preferred shaft characteristics, a shaft can be recommended for the golfer having this particular golf swing. The current inventive fitting methodology is preferred to the archaic fitting method of using data gathered from the result orientated ball flight data together with a tedious process of having to try numerous different shafts. 1. A method of fitting a golfer to a recommended shaft comprising:providing a plurality of shaft families, each of the families having a substantially similar shaft response element and each shaft in the family having a different mechanical shaft characteristic;determining a swing force profile of said golfer's golf swing based on golf swing data;determining a plurality of shaft profiles based on a static shaft test for a plurality of shaft families;simulating a plurality of shaft responses based on a combination of said swing force profile and said plurality of shaft profiles; andsimulating a plurality of performance results for each one of said plurality of shaft families based on said plurality of shaft responses,selecting a shaft family based on the shaft responses; andselecting a shaft from the shaft family having a preferred mechanical shaft characteristic.2. The method of claim 1 , wherein said static shaft test further comprises;securing a grip end of a shaft;attaching said weight to a tip end of said shaft ...
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Номер записи: 138

06-03-2014 дата публикации

WEDGE TYPE GOLF CLUB HEAD

Номер: US20140066227A1

Автор: Johnson Gregory D., Jorgensen Douglas C., Nelson Richard M., Perez Eddie G., Tassistro Kevin, Vokey Robert W.

Принадлежит: ACUSHNET COMPANY

A wedge type golf club head is disclosed herein where the wedge type golf club head has enhanced performance characteristics such as improved backspin, ball speed, and launch angle. More specifically, the present invention relates to a wedge type golf club head having an adjustable center of gravity, where the center of gravity may be adjusted based on different backing profiles that comprises at least one hollow chamber. The wedge type golf club head disclosed above may also have a thickened topline, wherein the thickness of the topline progressively changes as a function of the loft angle of the wedge type golf club head. 1. A wedge type golf club head comprising:a hosel;a body attached to said hosel at a loft angle, wherein said body further comprises a hitting surface and a rear portion; anda sole at a bottom of said body at least partially resting on a ground, connecting said hitting surface to said rear portion,wherein said rear portion further comprises a thickened topline portion having a first thickness and a thinned portion having a second thickness; andwherein said wedge type golf club head has a center of gravity location that is between about 16 mm and about 20 mm away from said ground.2. The wedge type golf club head of claim 1 , wherein said wedge type golf club head has a moment of inertia about an x-axis greater than about 120 kg*mm.3. The wedge type golf club head of claim 2 , wherein said moment of inertia about said x-axis is greater than about 125 kg*mm.4. The wedge type golf club head of claim 3 , wherein said moment of inertia about said x-axis is greater than about 129 kg*mm.5. The wedge type golf club head of claim 1 , wherein said first thickness is between about 4.8 mm and 7.1 mm.6. The wedge type golf club head of claim 5 , wherein said first thickness is between about 5.33 mm and less than about 6.6 mm.7. The wedge type golf club head of claim 6 , wherein said first thickness is about 5.84.8. The wedge type golf club head of claim 5 , ...
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Номер записи: 139

13-03-2014 дата публикации

CO-FORGED GOLF CLUB HEAD AND METHOD OF MANUFACTURE

Номер: US20140073450A1

Автор: Hebreo Jonathan A., Ines Marni D.

Принадлежит: ACUSHNET COMPANY

A co-forged iron type golf club is disclosed. More specifically, the present invention discloses a co-forged iron type golf club with the body portion made out of a first material and at least one weight adjustment portion monolithically encased within the body portion of the co-forged iron type golf club head without the need for secondary attachment or machining operations. The present invention creates of 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 such as machining, welding, swaging, gluing, and the like. 1. A forged golf club head comprising:a body portion made out of a first material having a face cavity and at least one weight cavity;at least one weight adjustment portion made out of a second material encased within said body portion; anda striking face insert made out of said first material adapted to cover said face cavity,wherein said weight adjustment portion is encased monolithically within said body portion.2. The forged golf club head of claim 1 , wherein said second material has a higher density than said first material.3. The forged golf club head of claim 2 , wherein said face cavity is placed at a lower portion of said body portion.4. The forged golf club head of claim 2 , wherein said at least one weight adjustment portion is located near a sole of said golf club head.5. The forged golf club head of claim 4 , wherein said at least one weight adjustment portion is located near a heel portion of said sole of said golf club head.6. The forged golf club head of claim 4 , wherein said at least one weight adjustment portion is located near a toe portion of said sole of said golf club head.7. The forged golf club head of claim 2 , wherein said face cavity further comprises a plurality of rods claim 2 , said terminal end of said plurality of rods contacts a rear surface of ...
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Номер записи: 140

13-03-2014 дата публикации

GOLF BALLS COMPRISING HIGHLY-NEUTRALIZED ACID POLYMERS

Номер: US20140073459A1

Автор: Ladd Derek A., Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

Multi-layer golf balls comprising a center, intermediate layer, and cover are disclosed. At least one layer of the ball is formed from a highly-neutralized acid copolymer composition. 1. A golf ball comprising: an E/X/Y-type copolymer, wherein E is ethylene, X is an α,β-unsaturated carboxylic acid, and Y is a softening comonomer present in an amount of from 0 wt % to 50 wt % of the polymer; and', 'a cation source;', 'wherein greater than 80% of all acid groups present in the first composition are neutralized;, 'a center formed from a first composition comprisinga cover; andan intermediate layer disposed between the center and the cover and formed from a second composition;wherein the center is a single piece comprising a central portion and a plurality of projections formed thereon.2. The golf ball of claim 1 , wherein the projections of the center are spaced from one another to define gaps there between.3. The golf ball of claim 1 , wherein the projections are shaped such that the center is substantially spherically symmetrical.4. The golf ball of claim 2 , wherein the intermediate layer includes a first section and a second section claim 2 , wherein the first section fills the gaps between the projections.5. The golf ball of claim 1 , wherein the intermediate layer has an outer diameter of from 1.00 inches to 1.64 inches.6. The golf ball of claim 4 , wherein the intermediate layer has a substantially spherical outer surface.7. The golf ball of claim 1 , wherein a sphere resulting from a combination of the center and the intermediate layer has a compression of 60 or greater.8. The golf ball of claim 1 , wherein the Shore D hardness of the first composition is less than the Shore D hardness of the second composition.9. The golf ball of claim 1 , wherein the difference between the elastic modulus of the first composition and the elastic modulus of the second composition is 10% or greater.10. The golf ball of claim 1 , wherein the difference between the Bashore ...
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Номер записи: 141

20-03-2014 дата публикации

GOLF CLUB HEAD WITH FLEXURE

Номер: US20140080623A1

Автор: Bezilla Stephanie, De la Cruz Noah, Deshmukh Uday V., Galvan Darryl C., Golden Charles E., Myrhum Mark C., Zimmerman Gery M.

Принадлежит: ACUSHNET COMPANY

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. 1. A golf club head , the 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;a side wall extending between the crown and sole;a hosel extending from the crown and including a shaft bore;a face defining a ball-striking surface and intersecting the lower surface at a leading edge; andan elongate flexure that is recessed into the sole, extending in a generally heel-to-toe direction and parallel to the leading edge of the golf club head, and intersecting the side wall of the golf club head, wherein the flexure is defined by a first portion and a second portion that join at an apex to form a generally sharktooth cross-sectional shape, wherein the height of the flexure is between about 5.0 mm and 15.0 mm, wherein the width of the flexure, across the recess at the lower surface, is between about 5.0 mm and about 12.0 mm,wherein the flexure is tuned so that the width across the flexure in a face-to-aft direction varies sinusoidally, immediately after impact, at a frequency of about 2900 Hz to about 4000 Hz.2. The golf club head of claim 1 , wherein the flexure includes a first portion and a second portion claim 1 , wherein the first portion is curved and extends inward from the lower surface of the golf club head claim 1 , and the second portion extends between an aft end of the first portion and the sole generally perpendicularly the sole.3. The golf club head of claim 2 , wherein the first portion has a wall thickness of about 0.9 mm to about 2.0 mm.4. The golf club head of claim 1 , wherein the flexure has a width of about 7.0 mm to about 11.0 mm.5. The golf club head of claim 1 , wherein the flexure has a height of about 6.0 mm to about 11.0 mm.6. ...
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Номер записи: 142

20-03-2014 дата публикации

GOLF CLUB HEAD WITH FLEXURE

Номер: US20140080624A1

Автор: De la Cruz Noah, Galvan Darryl C., Golden Charles E.

Принадлежит: ACUSHNET COMPANY

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. 1. 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;a skirt wall extending between the crown and sole;a hosel extending from the crown and including a shaft bore;a face defining a ball-striking surface and intersecting the lower surface at a leading edge; anda flexure spaced aftward of the ball-striking surface wherein the flexure continuously wraps across greater than 50% of the perimeter of the face.2. The golf club head of claim 1 , wherein the flexure is annular and has a generally rectangular cross-sectional shape.3. The golf club head of claim 1 , wherein the flexure is recessed from at least one of the upper surface and the lower surface of the golf club head.4. The golf club head of claim 1 , wherein the flexure is placed at a distance of less than about 5.0 mm away from the face.5. The golf club head of claim 4 , wherein the flexure is placed at a distance of less than about 4.5 mm away from the face.6. The golf club head of claim 5 , wherein the flexure is placed at a distance of less than about 4.0 mm away from the face.7. The golf club head of claim 1 , wherein an angle θ of the flexure is between about 30 degrees to about 40 degrees.8. The golf club head of claim 7 , wherein the angle θ of the flexure is between about 32.5 degrees to about 37.5 degrees.9. The golf club head of claim 8 , wherein the angle θ of the flexure is about 35 degrees.10. The golf club head of claim 1 , wherein an angle θ of the flexure is between about 40 to about 50 degrees.11. The golf club head of claim 10 , wherein the angle θ of the flexure is between about 42.5 to about 57.5 degrees.12. The golf club head of claim 11 , wherein the angle θ ...
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Номер записи: 143

20-03-2014 дата публикации

GOLF CLUB HEAD WITH FLEXURE

Номер: US20140080626A1

Автор: Bezilla Stephanie, De la Cruz Noah, Deshmukh Uday V., Galvan Darryl C., Golden Charles E., Morin John, Myrhum Mark C.

Принадлежит: ACUSHNET COMPANY

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. 1. 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;a side wall extending between the crown and sole;a hosel extending from the crown and including a shaft bore;a face defining a ball-striking surface and intersecting the lower surface at a leading edge; anda flexure that is spaced aftward of the ball-striking surface, extending in a generally heel-to-toe direction and parallel to the leading edge of the golf club head,wherein the sole is constructed of a first material having a first Young's modulus and the flexure is constructed of a second material having a second Young's modulus that is lower than the first Young's modulus,wherein the flexure is tuned so that the width across the flexure in a face-to-aft direction varies sinusoidally, immediately after impact, at a frequency of about 2900 Hz to about 4000 Hz, andwherein at least a portion of the flexure is constructed of a β-Ti alloy.2. The golf club head of claim 1 , wherein the flexure is annular and has a generally rectangular cross-sectional shape.3. The golf club head of claim 1 , wherein the flexure is recessed from at least one of the upper surface and the lower surface of the golf club head.4. The golf club head of claim 1 , wherein the flexure forms a transition between the face and at least one of the crown and the sole.5. The golf club head of claim 1 , wherein the flexure comprises a plurality of components.6. The golf club head of claim 5 , wherein the flexure comprises a front member claim 5 , a central member and an aft member claim 5 , and wherein the central member is constructed from a first material and at least one of the front member and the aft member is ...
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Номер записи: 144

20-03-2014 дата публикации

MULTI-ZONE GOLF CLUB HEADS

Номер: US20140080631A1

Автор: Deshmukh Uday, Golden Charles E.

Принадлежит: ACUSHNET COMPANY

A golf club head with low and high density zones designed to provide specific densities for use in various parts of the club head to achieve maximum volume and properties within specific weight goals. The low and high density zones may be formed from laminates having different equivalent densities than the layers used to form the laminates. 1. A golf club head , comprising:{'sup': 3', '3, 'a first zone comprising a body defining an inner volume, sole, and a skirt, wherein the first zone has a first density ranging from about 3 g/cmto about 4 g/cm, and wherein the first zone is formed from a first laminate, wherein the first laminate comprises a first layer and a second layer, and wherein the second layer faces the inner volume;'}{'sup': 3', '3, 'a second zone comprising a crown, wherein the second zone is formed from a second laminate having a second density ranging from about 3 g/cmto about 4 g/cm, wherein the second laminate is different from the first laminate; and'}a third zone comprising a face, wherein the third zone comprises a third laminate comprising three layers.2. The golf club head of claim 1 , wherein the second density is different from the first density.3. The golf club head of claim 1 , wherein the first layer has a density ranging from about 3 g/cmto about 4 g/cmand the second layer has a density ranging from about 2 g/cmto about 3 g/cm.4. The golf club head of claim 1 , wherein the first layer has a first thickness from about 0.1 mm to about 0.5 mm claim 1 , and wherein the second layer has a second thickness ranging from about 0.4 to about 0.8.5. The golf club head of claim 1 , wherein the first layer has a first thickness claim 1 , wherein the second layer has a second thickness claim 1 , and wherein the ratio of the first thickness to second thickness ranges from about 1:1 to about 1:4.6. The golf club head of claim 1 , further comprising a weight.7. The golf club head of claim 1 , wherein the second laminate comprises a third layer having a ...
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Номер записи: 145

20-03-2014 дата публикации

MULTI-PIECE GOLF CLUB HEADS FORMED FROM TITANIUM AND ZIRCONIUM ALLOYS

Номер: US20140080632A1

Автор: Bennett Thomas O., Deshmukh Uday, Golden Charles E.

Принадлежит: ACUSHNET COMPANY

A golf club head and a method for forming a golf club head are disclosed. The golf club head may include multiple components with varying densities to manipulate the weight, volume, and properties of the golf club head. 1. A golf club head , comprising:{'sup': 3', '3, 'a first portion comprising a body defining an inner volume, sole, and a skirt, wherein the first portion is formed from a first titanium alloy having a first density ranging from about 4 g/cmto about 5 g/cm;'}{'sup': 3', '3, 'a second portion comprising a crown, wherein the second portion is formed from a second titanium alloy having a second density ranging from about 4 g/cmto about 5 g/cm; and'}{'sup': 3', '3, 'a third portion comprising a face, wherein the third portion is formed from a third titanium alloy having a third density ranging from about 4 g/cmto about 5 g/cm.'}2. The golf club head of claim 1 , wherein the second density is different from the first density.3. The golf club head of claim 1 , wherein the first titanium alloy comprises Ti-8Al-1V-1Mo.4. The golf club head of claim 1 , wherein the second titanium alloy comprises Ti-5Al-1Fe-1Cr-0.7Mo.5. The golf club head of claim 1 , wherein the third density is greater than the first and second densities.6. The golf club head of claim 1 , further comprising a weight.7. The golf club head of claim 9 , wherein the volume of the club head volume is between about 300 cc and about 460 cc.8. A golf club head claim 9 , comprising:{'sup': 3', '3, 'a first portion comprising a body defining an inner volume, a sole, a crown, and a skirt, wherein the first portion comprises a first material having a first density and a first weight, wherein the first material comprises an alloy comprising titanium, zirconium, or a combination thereof, and wherein the first density ranges from about 7 g/cmto about 8.5 g/cm; and'}a second portion comprising a face, wherein the second portion comprises a second material having a second density less than the first density ...
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Номер записи: 146

20-03-2014 дата публикации

GOLF CLUB HEAD WITH FLEXURE

Номер: US20140080633A1

Автор: Bezilla Stephanie, De la Cruz Noah, Deshmukh Uday V., Golden Charles E.

Принадлежит: ACUSHNET COMPANY

A golf club head including a crown, a sole, a hosel, a face and a flexure. The face is configured to provide varying stiffness while minimizing the change in thickness across the face. The flexure provides compliance during an impact between the golf club head and a golf ball. 1. 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, comprising a transmittal portion, a flexure and a rear portion;a side wall extending between the crown and the sole;a hosel extending from the crown and including a shaft bore; anda face defining a ball-striking surface and intersecting the transmittal portion at a leading edge,wherein the flexure is spaced aftward of the ball-striking surface by the transmittal portion, and comprises a front wall, an apex and a rear wall, wherein the front wall extends into a cavity defined by the golf club head and the rear wall extends into the cavity and the front wall and the rear wall are coupled at the apex,wherein the face comprises an outer layer forming a portion of the ball striking surface, a back layer and a chip insert, and the outer layer and back layer are coupled and define an enclosed cavity and the chip insert is disposed in the enclosed cavity, andwherein the face has a Face Thickness Ratio of less than about 0.875, wherein the Face Thickness Ratio is defined as a thickness of the outer layer at the geometric face center divided by a thickness of the backing layer at the geometric face center.2. The golf club head of claim 1 , wherein the thickness of at least a portion of the face varies from a perimeter of the face to the geometric face center of the face claim 1 , and wherein the thickness varies by less than 2 mm.3. The golf club head of claim 1 , wherein the material of the chip insert has a higher Young's modulus than at least one of the outer layer and the back layer.4. The golf club head of claim 3 , wherein the chip insert is constructed of ...
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Номер записи: 147

20-03-2014 дата публикации

GOLF CLUB HEAD WITH FLEXURE

Номер: US20140080634A1

Автор: Bezilla Stephanie, Deshmukh Uday V., Golden Charles E., Murphy Stephen S., Myrhum Mark C.

Принадлежит: ACUSHNET COMPANY

A golf club head including a crown, a sole, a hosel, a face and a flexure. The golf club head includes a multi-material construction including a face member, a midsection and an aft member that allows optimization of the mass distribution of the golf club head. The flexure provides compliance during an impact between the golf club head and a golf ball. 1. A golf club head , comprising:a front hitting cup including a face that defines a ball-striking surface, and a hosel that extends away from a heel portion of the hitting cup;an aft cup; anda tubular midsection that extends between and couples the front hitting cup and the aft cup, wherein the midsection is constructed of a non-metallic material that is different than a material of the front hitting cup and a material of the aft cup,wherein at least a portion of the front hitting cup and the midsection form a crown and a sole, wherein the crown defines an upper surface of the golf club head, and the sole defines a lower surface of the golf club head, the sole comprising a transmittal portion, a flexure and a rear portion,wherein the transmittal portion extends between the face and the flexure such that the flexure is spaced aftward of the ball-striking surface by the transmittal portion,wherein the flexure comprises a front wall, an apex and a rear wall, wherein the front wall extends into a cavity defined by the golf club head and the rear wall extends into the cavity and the front wall and the rear wall are coupled at the apex.2. The golf club head of claim 1 , wherein the flexure is formed at least partially in the hitting cup.3. The golf club head of claim 2 , wherein the flexure is formed entirely in the hitting cup.4. The golf club head of claim 1 , wherein the flexure is formed at least partially in the midsection.5. The golf club head of claim 4 , wherein the flexure is formed entirely in the midsection.6. The golf club head of claim 1 , wherein the flexure is formed entirely in the midsection.7. The golf ...
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Номер записи: 148

20-03-2014 дата публикации

GOLF BALL COMPOSITIONS

Номер: US20140080635A1

Автор: Blink Robert, Bulpett David A., Comeau Brian

Принадлежит: ACUSHNET COMPANY

Disclosed herein are heterogeneous golf ball compositions comprising a matrix formed from a thermosetting polymer composition and discrete particles dispersed within the matrix. 1. A golf ball comprising a layer formed from a heterogeneous composition , the heterogeneous composition comprising:a matrix formed from a thermosetting polymer composition; anddiscrete particles dispersed within the matrix, wherein the discrete particles are present in the heterogeneous composition in an amount of 40 wt % or greater, based on the total weight of the heterogeneous composition, and are formed from a composition selected from the group consisting of crosslinked rubber compositions and thermoplastic polymer compositions having a melting point above the curing temperature of the thermosetting polymer matrix composition; andwherein the layer formed from the heterogeneous composition has a zero hardness gradient, a positive hardness gradient of 10 or less, or a negative hardness gradient of 10 or less.2. The golf ball of claim 1 , wherein the discrete particles are present in the heterogeneous composition in an amount of greater than 50 wt % claim 1 , based on the total weight of the heterogeneous composition.3. The golf ball of claim 1 , wherein the discrete particles are present in the heterogeneous composition in an amount of 60 wt % or greater claim 1 , based on the total weight of the heterogeneous composition.4. The golf ball of claim 1 , wherein the layer formed from the heterogeneous composition has a zero hardness gradient claim 1 , a positive hardness gradient of 8 or less claim 1 , or a negative hardness gradient of 8 or less.5. The golf ball of claim 1 , wherein the layer formed from the heterogeneous composition has a zero hardness gradient claim 1 , a positive hardness gradient of 5 or less claim 1 , or a negative hardness gradient of 5 or less. This application is a continuation-in-part of U.S. patent application Ser. No. 13/849,576, filed Mar. 25, 2013, and U.S. ...
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Номер записи: 149

20-03-2014 дата публикации

BLENDS OF LINEAR AND BRANCHED NEODYMIUM-CATALYZED RUBBER FORMULATIONS FOR USE IN GOLF BALLS

Номер: US20140080636A1

Автор: Bulpett David A., Corneau Brian, Ladd Derek A., Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

The invention relates to golf ball formulations formed from blends of linear and branched polybutadienes catalyzed with neodymium that have improved properties and processing characteristics. Golf ball components may be formed from the blends to provide high coefficient of restitution. 1. A golf ball comprising a core and a cover , wherein the core is formed from a blend comprising:a linear polybutadiene formed with a neodymium catalyst having a first Mooney viscosity of from about 30 to about 100; anda branched polybutadiene formed with a neodymium catalyst having a second Mooney viscosity of from about 20 to about 90, wherein the second Mooney viscosity is less than the first Mooney viscosity.2. The golf ball of claim 1 , wherein the linear polybutadiene has a higher Mooney Stress Relaxation than the branched polybutadiene.3. The golf ball of claim 1 , wherein the linear polybutadiene has a Mooney viscosity of from about 40 to about 80.4. The golf ball of claim 1 , wherein the branched polybutadiene has a Mooney viscosity of from about 30 to about 75.5. The golf ball of claim 1 , wherein the branched polybutadiene has a solution viscosity to Mooney Viscosity ratio of about 4 or less.6. The golf ball of claim 1 , wherein the linear polybutadiene has a solution viscosity to Mooney Viscosity ratio of greater than about 5.7. The golf ball of claim 1 , wherein the solution viscosity to Mooney Viscosity ratio of the linear polybutadiene is at least about 2 times greater than the solution viscosity to Mooney Viscosity ratio of the branched polybutadiene.8. The golf ball of claim 1 , wherein the linear polybutadiene has a first polydispersity and the branched polybutadiene has a second polydispersity greater than the first polydispersity.9. The golf ball of claim 1 , further comprising an intermediate layer disposed between the cover and the core.10. A golf ball comprising a core and a cover wherein a portion of the golf ball is formed from a blend comprising:a linear ...
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Номер записи: 150

10-04-2014 дата публикации

GOLF CLUB

Номер: US20140100057A1

Автор: Cameron Don T.

Принадлежит: ACUSHNET COMPANY

A golf putter with a novel offset and shaft-attachment design is disclosed and claimed. The club includes a head having a strike surface, a sole, and a top line. A tube is coupled to the head, a coupling member is coupled to the distal end of the tube, and a shaft is also coupled to the coupling member. The coupling member connects the tube and the shaft such that they are relatively offset. The longitudinal axes of the tube and the shaft may be substantially parallel. An alignment indicia is provided on the club head. The tube is coupled to the head at an angle such that it blocks the indicia from a user's view at address when the head is aligned properly. If the club head is not properly aligned, the golfer will be able to see the indicia and therefore know to adjust the club head before putting. Thus, putter disclosed and claimed herein provides both offset and a putting alignment aide. 124.-. (canceled)25. A golf club , comprising:a head formed from a first material having a first specific gravity;a tube comprising a first end and a second end, wherein the first end is coupled to the head, wherein the tube has a first longitudinal axis, and wherein the tube is formed from a second material having a second specific gravity less than the first specific gravity;a coupling member comprising a first member end and a second member end, wherein the first member end is coupled to the tube; anda shaft coupled to the second member end, wherein the shaft has a second longitudinal axis substantially not parallel to the first longitudinal axis, wherein the shaft is offset from the head, and wherein the coupling member provides the offset.26. The golf club of claim 25 , wherein the tube has a mass from about 3 g to about 5 g.27. The golf club of claim 25 , wherein the coupling member has a mass of about 5 g to about 15 g.28. The golf club of claim 25 , wherein the shaft is offset from the tube by 0.1 inch to 1 inch.29. The golf club of claim 25 , wherein:the head has a top ...
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Номер записи: 151

01-01-2015 дата публикации

METHOD OF MANUFACTURING A STRIKING FACE OF A GOLF CLUB HEAD

Номер: US20150000367A1

Автор: Deshmukh Uday V., Myrhum Mark C.

Принадлежит: ACUSHNET COMPANY

An improved striking face of a golf club head and a method of manufacturing thereof is disclosed herein. More specifically, the present invention discloses an improved method of stamped forging variable face geometry onto the rear surface of a striking face from a frontal portion of the striking face; wherein the improved process allows for more precise finished parts with less need for complicated machining. The resulting striking face of a golf club head comprises of a substantially planar frontal surface and a substantially non-planar rear surface, wherein the substantially non-planar rear surface is created via a stamped forging process while the substantially planar frontal surface is created via a machining process. 1. A method of forming a striking face of a golf club head comprising:placing a pre-form face insert between a top punch and a bottom cavity; said top punch having a protrusion and said bottom cavity having a depression,compressing said top punch against said bottom cavity to alter a shape of said pre-form face insert to create a substantially non-planar rear surface; andmachining off excess material from a top punch side of said pre-form face insert to create a substantially planar frontal surface;wherein said substantially non-planar rear surface of said pre-form face insert has a non-symmetrical shape about its vertical dividing line, said vertical dividing line defined as a line drawn vertically through the crown and sole portion of said face insert passing through a face center.2. The method of forming the striking face of a golf club head of claim 1 , further comprising: heating said pre-form face insert to a temperature of about 830° C. before placing said pre-form face insert between said top punch and said bottom cavity.3. The method of forming the striking face of a golf club head of claim 2 , wherein said step of heating said pre-form insert to about 830° C. lasts for about 300 seconds.4. The method of forming a striking face of a golf ...
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Номер записи: 152

07-01-2021 дата публикации

GOLF BALLS HAVING LAYERS MADE OF SILICONE ELASTOMER AND POLYURETHANE BLENDS

Номер: US20210001184A1

Автор: Binette Mark L., Comeau Brian, Michalewich Michael, Ricci Shawn, Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

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 and durability without sacrificing resiliency. The polysiloxane compositions also have high elongation, tensile strength, chemical/fluid-resistance, and weatherability properties. These compositions can be used to form any layer, for example, core, intermediate, or cover, in the golf ball. 1. A golf ball , comprising:i) a core having at least one layer;ii) an inner cover layer comprising a polycarbonate-polysiloxane blend or copolymer, the inner cover layer being disposed about the core and having a midpoint hardness in the range of about 10 to about 90 Shore A; andiii) an outer cover layer disposed about the inner cover layer and having an outer surface hardness in the range of about 45 to about 80 Shore D, wherein the outer surface hardness of the outer cover layer is greater than the midpoint hardness of the inner cover layer.2. The golf ball of claim 1 , wherein the inner cover layer comprises a polycarbonate-polysiloxane copolymer having at least one polycarbonate block unit and at least one polysiloxane block unit.3. The golf ball of claim 1 , wherein the inner cover layer has a midpoint hardness in the range of about 25 to about 54 Shore A.4. The golf ball of claim 1 , wherein the outer cover comprises polyurethane.5. The golf ball of claim 1 , wherein the outer cover comprises ethylene acid copolymer ionomer.6. A golf ball claim 1 , comprising:i) a core having at least one layer;ii) an inner cover layer comprising a polycarbonate-polysiloxane blend or copolymer, the inner cover layer being disposed about the core and ...
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Номер записи: 153

07-01-2016 дата публикации

Multi-Layered Cores For Golf Balls Based On Ionomers

Номер: US20160001135A1

Автор: Binette Mark L., Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

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 modulus and high modulus ionomer compositions may be used in the core structure. In one embodiment, a first ionomer composition is used to form the inner core and a second ionomer composition is used to form the outer core, and the flex modulus of the first composition is greater than the flex modulus of the second composition. The ionomer compositions have varying levels of hardness. The resulting ball has high resiliency and rebounding properties. 1. A golf ball , comprising:a) an inner core layer formed from a first thermoplastic ionomer composition comprising an ethylene acid copolymer and containing acid groups such that 70% or less of the acid groups are neutralized;b) an outer core layer formed from a second ionomer composition comprising an ethylene acid copolymer and containing acid groups such that greater than 70% of the acid groups are neutralized, wherein the center of the inner core and surface of the outer core layer each has a hardness, and the center hardness of the inner core is greater than the surface hardness of the outer core layer, wherein the center of the inner core has a hardness in the range of 25 to 65 Shore D and the surface of the inner core has a surface hardness in the range of 30 to 70 Shore D to provide a positive hardness gradient in the inner core, and the outer core layer has a surface hardness in the range of 20 to 60 Shore D to provide a negative hardness gradient in the outer core, and wherein the center of the inner core and surface of the outer core layer each has a hardness, and the center hardness of the inner core is greater than the surface hardness of the outer core layer to provide a negative hardness gradient, and ...
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Номер записи: 154

04-01-2018 дата публикации

GOLF BALL

Номер: US20180001150A1

Автор: Madson Michael R., Nardacci Nicholas M.

Принадлежит: ACUSHNET COMPANY

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 90° represents the equator. The modified dimples can be altered, for example, by changing dimple coverage, dimple diameter, dimple depth, dimple edge angle, dimple volume, dimple cross-sectional shape, and/or dimple plan shape. Optionally, the dimples have a catenary cross-sectional shape and the modified dimples are altered by changing the shape factor and/or chord depth. Such modifications preferably produce a golf ball that flies more consistently regardless of orientation when struck than a corresponding golf ball without such modifications. 1. A golf ball having dimples on the outermost surface thereof , wherein the dimples consist of:a majority of unmodified dimples having the same edge angle, anda plurality of modified dimples having an edge angle that is from 1° to 4° different than the edge angle of the unmodified dimples;wherein the modified dimples are arranged in a plurality of modified dimple groups, each modified dimple group consisting of modified dimples forming an axially symmetric pattern about a different geometric center located on a non-polar axis of the ball;wherein the golf ball consists of two hemispheres having identical dimple patterns, each hemisphere comprising at least three modified dimple groups; andwherein each of the plurality of modified dimple groups consists of modified dimples having at least two different diameters.2. The golf ball of claim 1 , wherein the axially symmetric pattern formed by each of the modified dimple groups is identical.3. The golf ball of claim 1 , wherein each modified dimple group includes at least three modified dimples.4. The golf ball of claim 1 , wherein the difference in diameter between any ...
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Номер записи: 155

04-01-2018 дата публикации

DIMPLE PATTERNS FOR GOLF BALLS

Номер: US20180001151A1

Автор: Madson Michael R., Nardacci Nicholas M.

Принадлежит: ACUSHNET COMPANY

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 based on those control points, packing the irregular domain with dimples, and tessellating the irregular domain to cover the surface of the golf ball. The control points include the center of a polyhedral face, a vertex of the polyhedron, a midpoint or other point on an edge of the polyhedron and others. The method ensures that the symmetry of the underlying polyhedron is preserved while minimizing or eliminating great circles due to parting lines. 1. A golf ball having an outer surface comprising a plurality of dimples disposed thereon , wherein the dimples are arranged in multiple copies of a first domain and a second domain , the first domain and the second domain being tessellated to cover the outer surface of the golf ball in a uniform pattern having no great circles and consisting of eight first domains and six second domains , and wherein:the dimple pattern within the first domain is different from the dimple pattern within the second domain;the plurality of dimples comprises dimples having at least two different diameters including a minimum dimple diameter, a maximum dimple diameter, and, optionally, one or more additional dimple diameters; and [{'br': None, 'i': SD', 'SD, 'sub': min', 'min, '1≦½(2),'}, {'sub': min', 'min, 'where SD1is the number of dimples positioned within the first domain having the minimum dimple diameter, and SD2is the number of dimples positioned within the second domain having the minimum dimple diameter.'}], 'for the minimum dimple diameter,'}2. The golf ball of claim 1 , wherein the first domain has three-way rotational symmetry about the central point of the first domain claim 1 , and the second domain has four-way ...
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Номер записи: 156

04-01-2018 дата публикации

DIMPLE PATTERNS FOR GOLF BALLS

Номер: US20180001152A1

Автор: Madson Michael R., Nardacci Nicholas M.

Принадлежит: ACUSHNET COMPANY

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 based on those control points, packing the irregular domain with dimples, and tessellating the irregular domain to cover the surface of the golf ball. The control points include the center of a polyhedral face, a vertex of the polyhedron, a midpoint or other point on an edge of the polyhedron and others. The method ensures that the symmetry of the underlying polyhedron is preserved while minimizing or eliminating great circles due to parting lines. 1. A golf ball having an outer surface comprising a plurality of dimples disposed thereon , wherein the dimples are arranged in multiple copies of a first domain and a second domain , the first domain and the second domain being tessellated to cover the outer surface of the golf ball in a uniform pattern having no great circles and consisting of eight first domains and six second domains , and wherein:the first domain has three-way rotational symmetry about the central point of the first domain;the second domain has four-way rotational symmetry about the central point of the second domain;the first domain includes a center dimple having a center that is coincident with the central point of the first domain; andthe dimples of the first domain, other than the center dimple, are arranged along the sides of at least two reference triangles, wherein the reference triangles are concentric triangles having a common center that is coincident with the central point of the first domain.2. The golf ball of claim 1 , wherein the maximum difference between the dimple diameters of any two dimples arranged along the sides of one of the reference triangles is 0.100 inches.3. The golf ball of claim 1 , wherein the second ...
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Номер записи: 157

05-01-2017 дата публикации

GOLF BALLS HAVING COVERS MADE FROM PLASTICIZED THERMOPLASTIC COMPOSITIONS CONTAINING NON-ACID POLYMERS

Номер: US20170001079A1

Автор: Binette Mark L., Blink Robert, Bulpett David A., Comeau Brian, Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

Multi-layered golf balls containing a two layered cover assembly are provided. In one embodiment, the cover assembly includes a relatively soft inner cover and relatively hard outer cover. Preferably, at least one of the cover layers is formed from a thermoplastic composition that preferably comprises: a) thermoplastic non-acid polymer, and b) plasticizer. A fatty acid ester such as ethyl oleate is preferably used as the plasticizer. Suitable non-acid polymers include, for example, polyesters, polyamides, polyolefins, and polyurethanes. The cover assembly has good impact durability and helps provide the ball with relatively high resiliency at given compressions. 1. A golf ball , comprising:i) a core having at least one layer; a) a thermoplastic non-acid polymer; and', 'b) a plasticizer; and, 'ii) an inner cover layer comprising a thermoplastic material, the inner cover layer being disposed about the core and having a Shore D midpoint hardness in the range of about 15 to about 60, the thermoplastic material comprisingiii) an outer cover layer disposed about the inner cover layer and having a Shore D surface hardness in the range of about 45 to about 75, and wherein the hardness of the outer cover layer is greater than the hardness of the inner cover layer.2. The golf ball of claim 1 , wherein the inner cover layer has a Shore D midpoint hardness in the range of about 25 to about 58 and the outer cover layer has a Shore D surface hardness in the range of about 48 to about 71 claim 1 , wherein the hardness of the outer cover layer is greater than the hardness of the inner cover layer.3. The golf ball of claim 1 , wherein the non-acid polymer is selected from the group consisting of fluoropolymers claim 1 , polystyrenes claim 1 , polyolefins claim 1 , polyamides claim 1 , polyesters claim 1 , polyethers claim 1 , polyurethanes claim 1 , polyvinyl chlorides claim 1 , polyvinyl acetates claim 1 , polyimides claim 1 , ethylene propylene rubber claim 1 , ethylene propylene ...
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Номер записи: 158

02-01-2020 дата публикации

GOLF BALL HAVING AT LEAST ONE LAYER CONSISTING OF A MIXTURE OF A THERMOSET OR THERMOPLASTIC COMPOSITION AND A PLURALITY OF ALKOXYLATED SILOXANE-SURFACE TREATED PARTICLES AND/OR POLYETHER-MODIFIED SILOXANE-SURFACE TREATED PARTICLES

Номер: US20200001140A1

Автор: Comeau Brian, Michalewich Michael, Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

Golf ball having CoR of at least 0.700 and Atti compression of at least about 50 and comprising layer comprising a mixture of ionomer composition and a plurality of particulates, at least some being surface-treated with alkoxylated siloxanes and/or polyether-modified siloxanes, and selected from titanium dioxide particles, barium sulfate particles, zinc sulfide particles, and/or zinc oxide particulates. At least some particulates may be contacted with compound having the formula: 1. A golf ball having a CoR of at least 0.700 and an Atti compression of at least about 50 and comprising at least one layer comprising a mixture of an ionomer composition and a plurality of particulates , wherein at least a portion of the plurality is surface-treated with alkoxylated siloxanes , polyether-modified siloxanes , or combinations thereof.2. The golf ball of claim 1 , wherein the particulates are selected from the group consisting of titanium dioxide particles claim 1 , barium sulfate particles claim 1 , zinc sulfide particles claim 1 , zinc oxide particulates claim 1 , or combinations thereof.3. The golf ball of claim 2 , wherein the plurality of particulates is included in the mixture in an amount such that the at least one layer has a specific gravity of from 0.5 to about 5.0 and greater than a specific gravity of the ionomer composition; and wherein the plurality of particulates creates a specific gravity gradient within the cover layer.4. The golf ball of claim 3 , wherein the at least one layer is a cover layer.5. The golf ball of claim 3 , wherein the at least one layer is an intermediate layer.6. The golf ball of claim 3 , wherein the plurality of particulates is included in the mixture in an amount of up to about 25 wt % of the total weight of the mixture.7. The golf ball of claim 3 , wherein the plurality of particulates is included in the mixture in an amount of greater than 10 wt % of the total weight of the mixture.8. The golf ball of claim 3 , wherein the mixture ...
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Номер записи: 159

05-01-2017 дата публикации

IRON TYPE GOLF CLUB HEAD CONSTRUCTION

Номер: US20170001081A1

Автор: Franz Michael E., Gonzalez Oswaldo, Harrington James P.

Принадлежит: ACUSHNET COMPANY

A method of manufacturing an iron type golf club head, including forming an iron type golf club head blank, the iron type golf club head blank having an oversized hosel portion and an oversized body portion, the iron type golf club head blank configured to accommodate a plurality of iron type golf club heads, each iron type golf club head having a unique loft angle; and removing material from said oversized body portion of said iron type golf club head blank. 1. A method of manufacturing an iron type golf club head , comprising:forming an iron type golf club head blank;said iron type golf club head blank comprising oversized hosel portion and an oversized body portion, said iron type golf club head blank configured to accommodate a plurality of iron type golf club heads, each iron type golf club head having a unique loft angle;removing material from said oversized body portion of said iron type golf club head blank.2. The method of claim 1 , further comprising specifying said loft angle and selectively removing material from said oversized body portion to attain said loft angle.3. The method of claim 1 , wherein each iron type golf club head of said plurality of iron type golf club heads has a unique lie angle.4. The method of claim 3 , further comprising specifying said lie angle and selectively removing material from said oversized hosel portion to attain said lie angle.5. The method of claim 2 , wherein said plurality of iron type golf club heads comprises a first golf club head having a first loft angle and a second iron type golf club head having a second loft angle claim 2 , wherein said first loft angle is approximately 17 degrees and said second loft angle is approximately 60 degrees.6. The method of claim 4 , wherein said plurality of iron type golf club heads comprises a first golf club head having a first lie angle and a second iron type golf club head having a second lie angle claim 4 , wherein said first lie angle is approximately 58 degrees and said ...
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Номер записи: 160

02-01-2020 дата публикации

GOLF BALLS CONTAINING LAYERS MADE FROM TRANSPARENT POLYAMIDE AND PLASTICIZER COMPOSITIONS

Номер: US20200001141A1

Автор: Binette Mark L., Blink Robert, Bulpett David A., Comeau Brian, Sullivan Michael J

Принадлежит: ACUSHNET COMPANY

Multi-layered golf balls having at least one layer made of a polyamide composition containing a plasticized polyamide are provided. In one preferred version, the polyamide composition consists essentially of a polyamide and plasticizer selected from the group consisting of polytrimethylene ether glycol and polytrimethylene ether glycol benzoate and monomers, oligomers, copolymers and blends thereof. Blends of plasticized polyamides and ethylene acid copolymer ionomers also can be prepared. The golf ball includes a core having at least one layer and a cover having at least one layer. The polyamide composition may be used to form any core, cover, or other layer in the golf ball. The polyamide compositions have a good combination of properties including Coefficient of Restitution (COR) and compression. 1. A golf ball , comprising:a) core having at least one layer;b) an inner cover layer consisting essentially of a plasticized polyamide composition, the inner cover layer being disposed about the core and having a material hardness in the range of about 35 to about 95 Shore D; andc) an outer cover layer disposed about the inner cover layer and having a material hardness in the range of about 10 to about 65 Shore D, wherein the hardness of the outer cover layer is softer than the hardness of the inner cover layer.2. The golf ball of claim 1 , wherein the plasticized polyamide comprises a plasticizer selected from the group consisting of polytrimethylene ether glycol and polytrimethylene ether glycol benzoate and monomers claim 1 , oligomers claim 1 , copolymers and blends thereof.3. The golf ball of claim 1 , wherein the inner cover layer has a thickness in the range of about 0.025 to about 0.070 inches and the outer cover layer has a thickness in the range of about 0.015 to about 0.055 inches.4. The golf ball of claim 1 , wherein the core comprises an inner core and surrounding outer core layer claim 1 , the center of the inner core and surface of the outer core layer ...
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Номер записи: 161

03-01-2019 дата публикации

GOLF BALL HAVING AT LEAST ONE LAYER CONSISTING OF A MIXTURE OF A THERMOSET OR THERMOPLASTIC COMPOSITION AND A PLURALITY OF ALKOXYLATED SILOXANE-SURFACE TREATED PARTICLES AND/OR POLYETHER-MODIFIED SILOXANE-SURFACE TREATED PARTICLES

Номер: US20190001191A1

Автор: Comeau Brian, Michalewich Michael, Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

Golf ball having CoR of at least 0.700 and Atti compression of at least about 50 and comprising layer consisting of mixture of thermoset or thermoplastic composition and plurality of particulates, at least a portion surface-treated with alkoxylated siloxanes and/or polyether-modified siloxanes, and may be selected from titanium dioxide particles, barium sulfate particles, zinc sulfide particles, and/or zinc oxide particulates. At least some particulates are contacted with compound having the formula: 1. A golf ball having a CoR of at least 0.700 and an Atti compression of at least about 50 and comprising at least one layer consisting of a mixture of a thermoset or thermoplastic composition and a plurality of particulates , wherein at least a portion of the plurality is surface-treated with alkoxylated siloxanes , polyether-modified siloxanes , or combinations thereof.2. The golf ball of claim 1 , wherein the particulates are selected from the group consisting of titanium dioxide particles claim 1 , barium sulfate particles claim 1 , zinc sulfide particles claim 1 , zinc oxide particulates claim 1 , or combinations thereof.4. The golf ball of claim 3 , wherein the plurality of particulates is included in the mixture in an amount such that the layer has a specific gravity of from 0.5 to about 10.0 and greater than a specific gravity of the thermoset or thermoplastic composition.5. The golf ball of claim 4 , wherein the plurality of particulates is included in the mixture in an amount such that the layer has a specific gravity of from 0.5 to less than 1.05.6. The golf ball of claim 4 , wherein the plurality of particulates is included in the mixture in an amount such that the layer has a specific gravity of from 1.05 to 1.50.7. The golf ball of claim 4 , wherein the plurality of particulates is included in the mixture in an amount such that the layer has a specific gravity of greater than 1.50.8. The golf ball of claim 4 , wherein the plurality of particulates is ...
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Номер записи: 162

03-01-2019 дата публикации

Low Compression Golf Balls Having Layers Made From Plasticized Thermoplastic Materials

Номер: US20190001194A1

Автор: Binette Mark L., Blink Robert, Bulpett David A., Comeau Brian, Farrell John D., Goguen Douglas S., Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

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 covers may be made. Preferably, the plasticized thermoplastic composition comprises: a) ethylene acid copolymer, b) plasticizer, and c) cation source. A fatty acid ester such as ethyl oleate or butyl oleate is preferably used as the plasticizer. The cover assembly has good impact durability and helps provide the ball with relatively high resiliency at given compressions. 1. A golf ball , comprising:i) a core having at least one layer;ii) an inner cover layer having a Shore D midpoint hardness in the range of about 55 to about 90; and a) an acid copolymer of ethylene and an α,β-unsaturated carboxylic acid, optionally including a softening monomer selected from the group consisting of alkyl acrylates and methacrylates;', 'b) a plasticizer; and', 'c) a cation source present in an amount sufficient to neutralize from about 0 to about 100% of all acid groups present in the material; wherein the hardness of the outer cover layer is less than the hardness of the inner cover layer, and wherein the ball has a compression of less than 60., 'iii) an outer cover layer comprising a thermoplastic material, the outer cover being disposed about the inner cover layer and having a Shore D surface hardness in the range of about 15 to about 60, the thermoplastic material comprising2. The golf ball of claim 1 , wherein the thermoplastic material comprises about 3 to about 50% by weight plasticizer.3. The golf ball of claim 2 , wherein the plasticizer is a fatty acid ester.4. The golf ball of claim 3 , wherein the plasticizer is an alkyl oleate selected from the group consisting of methyl oleate claim 3 , ethyl oleate claim 3 , propyl oleate claim 3 , butyl oleate ...
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Номер записи: 163

03-01-2019 дата публикации

GOLF CLUB HAVING DAMPING TREATMENTS FOR IMPROVED IMPACT ACOUSTICS AND BALL SPEED

Номер: US20190001204A1

Автор: Comeau Brian, Franz Michael E., Golden Charles E., Hebreo Jonathan

Принадлежит: ACUSHNET COMPANY

A golf club head having a damping treatment, such as a viscoelastic polymer, is disclosed. The viscoelastic polymer may be in contact with the rear surface of a striking face of the golf club head. The viscoelastic polymer may have a tangent of delta peak temperature between-70 degrees Celsius and −20 degrees Celsius at a 1 Hz frequency. An elastic modulus (F), in megapascals (MPa), of the viscoelastic polymer has a relationship to a striking face thickness (t), in millimeters (mm), defined Ê≤−14{circumflex over (t)}+305. The elastic modulus (F), in megapascals (MPa), of the viscoelastic polymer has a relationship to an effective stiffness () of the striking face, in gigapascals per meter (GPa/m), defined by Ê≤−1.16Ŝ+258.33. The viscoelastic polymer may cover a portion of the rear surface of the striking face or may substantially fill a cavity of the golf club head. 1. A golf club head comprising:a body and a striking face forming a hollow cavity; anda viscoelastic polymer in the hollow cavity and in contact with a rear surface of the striking face,wherein the viscoelastic polymer has a tangent of delta peak temperature between −70 degrees Celsius and −20 degrees Celsius at 1 Hz, and a tangent of delta peak temperature between 20 degrees Celsius and 50 degrees Celsius at 6 kHz.2. The golf club head of claim 1 , wherein the viscoelastic polymer substantially fills the hollow cavity.3. The golf club head of claim 1 , wherein an elastic modulus (E) claim 1 , in megapascals (MPa) claim 1 , of the viscoelastic polymer has a relationship to a striking face thickness (t) claim 1 , in millimeters (mm) claim 1 , defined by Ê≤−14{circumflex over (t)}+305 claim 1 , wherein Ê is a unitless value equal to E/1 MPa and {circumflex over (t)} is a unitless value equal to t/1 mm claim 1 , and wherein the thickness (t) is one of an average thickness of the striking face and a maximum thickness of the striking face.4. The golf club head of claim 3 , wherein the relationship between E ...
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Номер записи: 164

04-01-2018 дата публикации

GOLF BALL LAYERS INCLUDING A FATTY ACID (METH)ACRYLIC ACID SALT

Номер: US20180002510A1

Автор: Binette Mark L., Comeau Brian, Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

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 fatty acid (meth)acrylic acid salt may be blended with a polybutadiene rubber material. In another embodiment, the fatty acid (meth)acrylic acid salt of the present invention may be blended with an ionomer. In some embodiments, the fatty acid (meth)acrylic acid salt may be blended with a formulation including both a polybutadiene rubber component and an ionomer. 1. A golf ball comprising a cover , a core , and an intermediate layer disposed between the cover and the core , wherein the core comprises:{'sub': x', 'x', 'y, 'a blend of a polybutadiene rubber and a fatty acid (meth)acrylic acid salt, wherein the fatty acid (meth) acrylic acid salt comprises the reaction product of a fatty acid, a (meth)acrylic acid monomer, and M(OH)or MO, where M is a metal cation and x and y independently range from about 1 to about 7, and wherein the fatty acid (meth)acrylic acid salt is present in the blend, in an amount of about 1 phr to about 70 phr.'}2. The golf ball of claim 1 , wherein the fatty acid (meth)acrylic acid salt comprises stearic acid or oleic acid.3. The golf ball of claim 1 , wherein the blend further comprises a coagent selected from zinc diacrylate claim 1 , zinc oxide claim 1 , a fatty acid claim 1 , a fatty acid salt claim 1 , or combinations thereof.4. The golf ball of claim 1 , wherein the fatty acid (meth)acrylic acid salt is present in the blend in an amount of about 10 phr to about 50 phr.5. The golf ball of claim 1 , wherein the core has a hardness of about 70 Shore C to about 85 Shore C.6. The golf ball of claim 1 , wherein the fatty acid comprises at least 4 carbon atoms.7. A golf ball comprising a core and a cover disposed about the core claim 1 , wherein the cover comprises:{' ...
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Номер записи: 165

04-01-2018 дата публикации

GOLF BALL LAYERS INCLUDING MONO (METH)ACRYLATE ESTERS

Номер: US20180002519A1

Автор: Binette Mark L., Comeau Brian, Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

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 be blended with a polybutadiene rubber material. In another embodiment, the mono (meth)acrylate ester of the present invention may be blended with an ionomer. In some embodiments, the mono (meth)acrylate ester may be blended with a formulation including both a polybutadiene rubber component and an ionomer. 2. The golf ball of claim 1 , wherein the blend further comprises a coagent selected from zinc diacrylate claim 1 , zinc oxide claim 1 , a fatty acid claim 1 , a fatty acid salt claim 1 , or combinations thereof.3. The golf ball of claim 1 , wherein the acrylate or methacrylate ester is present in the blend in an amount of about 10 phr to about 50 phr.4. The golf ball of claim 1 , wherein the core has a hardness of about 70 Shore C to about 85 Shore C.516.-. (canceled)17. The golf ball of claim 1 , wherein the polybutadiene rubber is present in the blend in an amount of about 100 phr.18. The golf ball of claim 1 , wherein the blend comprises at least one acrylate ester and at least one methacrylate ester.20. The golf ball of claim 19 , wherein the at least one acrylate ester is selected from the group consisting of methyl acrylate claim 19 , ethyl acrylate claim 19 , propyl acrylate claim 19 , butyl acrylate claim 19 , pentyl acrylate claim 19 , lauryl acrylate claim 19 , isobutyl acrylate claim 19 , allyl acrylate claim 19 , 2-ethylhexyl acrylate claim 19 , tridecyl acrylate claim 19 , hexadecyl acrylate claim 19 , octadecenyl acrylate claim 19 , and hexacosenyl acrylate.21. The golf ball of claim 19 , wherein the at least one methacrylate ester is selected from the group consisting of methyl methacrylate claim 19 , ethyl methacrylate claim 19 , propyl methacrylate claim 19 , ...
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Номер записи: 166

01-01-2015 дата публикации

WEDGE TYPE GOLF CLUB HEAD

Номер: US20150005099A1

Автор: Hettinger Ronald K., Tassistro Kevin

Принадлежит: ACUSHNET COMPANY

A wedge type golf club head is disclosed herein where the wedge type golf club head has enhanced performance characteristics such as improved backspin, ball speed, and launch angle. More specifically, the present invention relates to a wedge type golf club head having an adjustable center of gravity, where the center of gravity may be adjusted based on different backing profiles that comprises at least one hollow chamber. The wedge type golf club head disclosed above may also have a thickened topline, wherein the thickness of the topline progressively changes as a function of the loft angle of the wedge type golf club head. 1. A wedge type golf club head comprising:a hosel;a body attached to said hosel at a loft angle, wherein said body further comprises a hitting surface and a rear portion; anda sole at a bottom of said body, connecting said hitting surface to said rear portion,wherein said rear portion further comprises a thickened topline portion having a first thickness, a thinned central portion having a second thickness, and a hollow cavity located near said sole; andwherein said wedge type golf club head has a center of gravity location that is between about 16 mm and about 20 mm away from said ground.2. The wedge type golf club head of claim 1 , wherein said cavity has a volume of greater than about 3500 mm.3. The wedge type golf club head of claim 2 , wherein said cavity has a volume of greater than about 3750 mm.4. The wedge type golf club head of claim 3 , wherein said cavity has a volume of greater than about 3900 mm.5. The wedge type golf club head of claim 1 , wherein said wedge type golf club head has a moment of inertia about an x-axis greater than about 120 kg*mm.6. The wedge type golf club head of claim 5 , wherein said moment of inertia about said x-axis is greater than about 125 kg*mm.7. The wedge type golf club head of claim 6 , wherein said moment of inertia about said x-axis is greater than about 159 kg*mm.8. The wedge type golf club head of ...
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Номер записи: 167

01-01-2015 дата публикации

NON-IONOMERIC POLYMER COMPOSITIONS FOR GOLF BALL CONSTRUCTIONS AND METHODS RELATING THERETO

Номер: US20150005100A1

Автор: Binette Mark L., Blink Robert, Bulpett David A., Kuhner Rick

Принадлежит: ACUSHNET COMPANY

The invention is directed to a method of making a neutralized non-ionomeric polymer composition (NNIPC) suitable for use in a golf ball component comprising the steps of: providing a non-acid copolymer composition (NACC); soaking the NACC in an organic acid to form a soaked non-acid copolymer composition (SNACC); providing a cation source in an amount sufficient to neutralize at least a portion of the organic acid; and melt processing the SNACC and cation source to form the NNIPC. The invention also relates to a method of making a golf ball incorporating the NNIPC made according to the inventive method and to the resulting golf ball. 1. A method of making a neutralized non-ionomeric polymer composition (NNIPC) suitable for use in a golf ball component comprising the steps of:providing a non-acid copolymer composition (NACC);soaking the NACC in an organic acid to form a soaked non-acid copolymer composition (SNACC);providing a cation source in an amount sufficient to neutralize at least a portion of the organic acid; andmelt processing the SNACC and cation source to form the NNIPC.2. The method of claim 1 , wherein the NACC comprises at least one non-acid ethylene copolymer (NAEC).3. The method of claim 2 , wherein the NAEC comprises at least one grafted copolymer.4. The method of claim 2 , wherein the NAEC comprises at least one of an ethylene acetate copolymer and an ethylene-(meth)acrylate copolymer or blends thereof.5. The method of claim 2 , wherein the NACC comprises at least one polyethylene.6. The method of claim 2 , wherein the NACC comprises at least one of an ethylene-propylene rubber (EPR) and an ethylene propylene diene monomer rubber (EPDM).7. The method of claim 2 , wherein the NAEC is functionalized with one of an acid anhydride group claim 2 , an epoxy group claim 2 , a glycidyl group claim 2 , an hydroxyl group claim 2 , a maleic anhydride group claim 2 , an amine group claim 2 , a carboxylic group claim 2 , a sulfonic acid group claim 2 , and a ...
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Номер записи: 168

01-01-2015 дата публикации

MULTI-LAYER CORE GOLF BALL

Номер: US20150005104A1

Автор: Ladd Derek A., Sullivan Michael J.

Принадлежит: ACUSHNET COMPANY

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. The Shore C hardness of the outer surface of the center is preferably less than the Shore C hardness of the geometric center of the center. 1. A golf ball comprising a core and a cover , wherein the core has an overall diameter of from 1.40 inches to 1.60 inches and comprises:{'sub': center', 'center surface', 'center surface', 'center, 'a center having a diameter of from 0.50 inches to 1.50 inches, a center Shore C hardness (H) of 85 or less, an outer surface Shore C hardness (H) of 50 or greater, wherein H Подробнее

Номер записи: 169