Multi-layer core golf ball
First Claim
Patent Images
1. A golf ball comprising a core and a cover, wherein the core has an overall diameter of from 1.40 inches to 1.62 inches and comprises:
- a center having a diameter of from 0.100 inches to 0.950 inches, a center Shore C hardness (Hcenter) of 30 or greater, an outer surface Shore C hardness (Hcenter surface) of 20 or greater, wherein Hcenter surface≦
Hcenter;
an intermediate core layer having an outer surface Shore C hardness (Hintermediate) of 75 or less; and
an outer core layer having an outer surface Shore C hardness (Houter core) of from 40 to 95;
wherein Houter core−
Hcenter is from 1 to 35.
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Abstract
Golf balls comprising a multi-layer core and a cover are disclosed. The multi-layer core comprises a zero or negative hardness gradient center that, optionally, is hard relative to an intermediate core layer.
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Citations
9 Claims
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1. A golf ball comprising a core and a cover, wherein the core has an overall diameter of from 1.40 inches to 1.62 inches and comprises:
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a center having a diameter of from 0.100 inches to 0.950 inches, a center Shore C hardness (Hcenter) of 30 or greater, an outer surface Shore C hardness (Hcenter surface) of 20 or greater, wherein Hcenter surface≦
Hcenter;an intermediate core layer having an outer surface Shore C hardness (Hintermediate) of 75 or less; and an outer core layer having an outer surface Shore C hardness (Houter core) of from 40 to 95; wherein Houter core−
Hcenter is from 1 to 35. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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Specification