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Iron golf club head made of fiber-reinforced resin

  • US 5,228,694 A
  • Filed: 02/28/1992
  • Issued: 07/20/1993
  • Est. Priority Date: 09/11/1989
  • Status: Expired due to Fees
First Claim
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1. An iron golf club head made of a fiber-reinforced resin, comprising:

  • a frame having a sole portion and a hosel portion molded integrally from stainless steel, said sole portion having a recess formed in its upper surface;

    a core portion disposed above the upper surface of said sole portion of said frame;

    a separate weight comprising a molded composite of from 92 to 98% by weight of powdery tungsten and a polyamide resin, said weight being disposed in said recess in said sole portion between the sole portion and said core portion, said weight having a specific gravity greater than that of the stainless steel of said frame; and

    a fiber-reinforced resin covering the outer periphery of said core portion and the outer periphery of said frame other than said sole portion.

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