Golf ball composition
First Claim
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1. A golf ball having a diameter of less than about 1.70 inches, comprising:
- a core formed from a rubber base material having a resilience index of about 40 or greater and an outer diameter of about 1.58 inches or greater, wherein the rubber base material comprises at least about 10 percent up to 80 percent trans-isomer; and
a covet disposed about the core formed of a material having a hardness of less than about 55 Shore D, wherein the cover has a thickness of less than about 0.055 inches,wherein the golf ball has a coefficient of restitution of about 0.8 or greater.
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Abstract
The invention relates to a solid golf ball having a diameter of less than about 1.70 inches, including a core formed from a rubber base material having a resilience index of at least about 40 and an outer diameter of at least about 1.58 inches, and a cover disposed about the core formed of a material having a Shore D hardness of less than about 65.
5 Citations
25 Claims
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1. A golf ball having a diameter of less than about 1.70 inches, comprising:
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a core formed from a rubber base material having a resilience index of about 40 or greater and an outer diameter of about 1.58 inches or greater, wherein the rubber base material comprises at least about 10 percent up to 80 percent trans-isomer; and a covet disposed about the core formed of a material having a hardness of less than about 55 Shore D, wherein the cover has a thickness of less than about 0.055 inches, wherein the golf ball has a coefficient of restitution of about 0.8 or greater. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 23)
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13. A two-piece golf ball having a diameter of less than about 1.70 inches, comprising:
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a core formed from a rubber base material having a molecular weight of at least about 200,000 and an outer diameter of about 1.59 inches or greater, wherein the rubber base material comprises at least about 10 percent up to 80 percent trans-isomer; and a cover disposed about the core fanned of a material having a Shore D hardness of less than about 60, wherein the cover has a thickness of less than about 0.051 inches, wherein the golf ball has a coefficient of restitution of about 0.8 or greater. - View Dependent Claims (14, 15, 16, 17, 18, 19, 24)
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20. A solid golf ball having a diameter of less than about 1.70 inches, comprising:
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a core having a compression of less than about 80 and an outer diameter of about 1.58 inches or greater, wherein the core is formed from a rubber base material having a Mooney viscosity of greater than about 40 and a trans-isomer content of at least about 10 percent up to 80 percent; and a cover disposed about the core formed of a material having a Shore D hardness of less than about 60, wherein the cover has a thickness of less than about 0.055 inches, wherein the golf ball has an initial velocity from about 250.1 feet per second and 253.44 feet per second and a compression from about 62 and 90.3. - View Dependent Claims (21, 22, 25)
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Specification