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GOLF CLUB HEAD

  • US 20080132351A1
  • Filed: 12/01/2006
  • Published: 06/05/2008
  • Est. Priority Date: 12/01/2006
  • Status: Active Grant
First Claim
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1. A golf club head, comprising:

  • a face;

    a plurality of score line grooves formed in said face;

    traces formed in said face by milling; and

    a pair of side surfaces of said score line groove including a first surface that is contiguous with said face and a second surface that is contiguous with said first surface in the depth direction of said score line groove,wherein a first angle that is formed by each first surface of the pair of side surfaces is larger than a second angle that is formed by each second surface of the pair of surfaces, andwherein said face in which said traces are formed has the arithmetic mean deviation of the profile (Ra) of not less than 4.00 μ

    m.

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