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Multi-layer core golf ball

  • US 7,988,569 B2
  • Filed: 01/27/2010
  • Issued: 08/02/2011
  • Est. Priority Date: 01/10/2008
  • Status: Active Grant
First Claim
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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 1.60 inches and consists of:

  • a center having a diameter of from 0.50 inches to 1.50 inches and a center hardness (H) of from 20 Shore C to 70 Shore C;

    an intermediate core layer having a surface hardness (I) of from 70 Shore D to 80 Shore D; and

    an outer core layer having a surface hardness (S) of from 20 Shore C to 70 Shore C;

    wherein H<

    I and S<

    I; and

    wherein the cover is a two-layered cover including an inner cover layer having a surface hardness of 60 Shore D or greater, and an outer cover layer having a surface hardness of 20 to 70 Shore D.

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