Multi-layer core golf ball
First Claim
Patent Images
1. A golf ball comprising:
- an inner core layer formed from a highly neutralized polymer composition and having a diameter of from 1.000 inches to 1.580 inches;
an intermediate core layer formed from a thermosetting polymer composition excluding diene rubber compositions, and having a thickness of from 0.020 inches to 0.070 inches and a surface hardness of 85 Shore C or greater;
an outer core layer formed from a diene rubber composition and having a thickness of from 0.020 inches to 0.050 inches and a surface hardness of 50 Shore C or greater; and
a 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.
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Accused Products
Abstract
Golf balls consisting of a multi-layer core and a cover are disclosed. The multi-layer core comprises at least one intermediate core layer formed from a thermoset composition other than diene rubber.
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Citations
8 Claims
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1. A golf ball comprising:
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an inner core layer formed from a highly neutralized polymer composition and having a diameter of from 1.000 inches to 1.580 inches; an intermediate core layer formed from a thermosetting polymer composition excluding diene rubber compositions, and having a thickness of from 0.020 inches to 0.070 inches and a surface hardness of 85 Shore C or greater; an outer core layer formed from a diene rubber composition and having a thickness of from 0.020 inches to 0.050 inches and a surface hardness of 50 Shore C or greater; and a 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. - View Dependent Claims (2, 3, 4)
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5. A golf ball consisting essentially of:
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an inner core layer formed from a highly neutralized polymer composition and having a diameter of from 1.000 inches to 1.580 inches; a first intermediate core layer formed from an ionomer composition and having a thickness of from 0.020 inches to 0.070 inches; a second intermediate core layer formed from a thermosetting polymer composition excluding diene rubber compositions, and having a thickness of from 0.005 inches to 0.035 inches and a surface hardness of 85 Shore C or greater; an outer core layer formed from a diene rubber composition and having a thickness of 0. 020 inches to 0.050 inches and a surface hardness of 50 Shore C or greater; and a 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. - View Dependent Claims (6, 7, 8)
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Specification