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Golf club head and manufacturing method of the same

  • US 7,281,993 B2
  • Filed: 02/07/2005
  • Issued: 10/16/2007
  • Est. Priority Date: 03/17/2004
  • Status: Active Grant
First Claim
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1. A golf club head including a head shell portion made of a metal material and having an opening portion, and a resin member made of a fiber reinforced resin arranged in the opening portion of said head shell portion, said golf club head having an inner hollow portion in an inner portion thereof,wherein said resin member is constituted by a molded body formed by subjecting a laminated body of plural layers of prepregs having a magnitude covering said opening portion and having different resin percentage contents, to integral molding with said head shell portion in accordance with an internal pressure molding method, andwherein a prepreg having the largest resin percentage content is used in an innermost layer of said laminated body which is closest to said hollow portion.

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