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Golf club head having hollow metal shell

  • US 6,162,132 A
  • Filed: 05/17/1999
  • Issued: 12/19/2000
  • Est. Priority Date: 02/25/1999
  • Status: Active Grant
First Claim
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1. A golf club head comprising:

  • a hollow shell formed of titanium or titanium alloy, and having a toe side and a heel side,said shell comprising a sole plate extending between the toe side and the heel side;

    a plurality of holes formed through said sole plate substantially at a middle portion thereof, said holes being aligned in a swinging direction;

    a plurality of balance weight members formed of tungsten, said balance weight members being press-fitted from the interior of said hollow shell into said holes, respectively,each of said balance weight members having a radially extending flange portion projecting from an upper end thereof, said flange portion abutting against an inner surface of said sole plate around said respective hole; and

    a metal plate extending over and covering the upper ends of said plurality of balance weight members, wherein an edge portion of said metal plate is welded to the inner surface of said sole plate so as to retain said plurality of balance weight members in said holes.

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