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Golf club head

  • US 7,438,649 B2
  • Filed: 04/04/2005
  • Issued: 10/21/2008
  • Est. Priority Date: 04/02/2004
  • Status: Expired due to Fees
First Claim
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1. A golf club head of a hollow shell structure, the golf club head comprising:

  • a first member made of a metal, including a face portion and a peripheral portion continuous with the face portion;

    a metal sole plate extending in a front-rear direction of the golf club head on a sole portion and independent from the first member; and

    a second member made of a fiber reinforced plastic, whereinat least a central portion of the face portion is made of an amorphous metal,other portions of the first member are made of a crystalline metal, andthe first member and the metal sole plate have a gap therebetween, and are affixed together by the second member, whereinthe gap between the first member and the metal sole plate is formed to be in a range from 4 mm to 12 mm, andthe second member is exposed outward at the gap and formed with a recess that is concaved upward from a bottom face of the metal sole plate at the gap.

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