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Golf club head

  • US 7,318,782 B2
  • Filed: 06/16/2004
  • Issued: 01/15/2008
  • Est. Priority Date: 06/18/2003
  • Status: Expired due to Fees
First Claim
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1. A golf club head of a hollow shell structure, comprising:

  • a first member that includes a metal material and includes a face portion and an edge portion continuous with the face portion;

    a metal plate that is different member from the first member, extends in a direction, which is different from a toe-heel direction of the golf club head, and includes at least a part of sole portion; and

    a second member formed of a fiber reinforced resin, wherein;

    the first member and the metal plate are apart from each other; and

    the second member joins the first member with the metal plate;

    wherein the metal plate is made of a metal material, which is larger in specific gravity than the metal material of the first member; and

    wherein a portion of the second member between the first member and the metal plate recesses from the metal plate and a bottom surface of the first member;

    wherein a gap is defined by the recessed portion of the second member between the first member and the metal plate,wherein an average width of the gap is between 4 mm to 12 mm, andwherein a depth of the gap is between 0.7 mm to 1.5 mm.

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