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Multiple material golf club head

  • US 7,399,237 B2
  • Filed: 09/24/2007
  • Issued: 07/15/2008
  • Est. Priority Date: 09/10/2004
  • Status: Expired due to Term
First Claim
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1. A golf club head comprising:

  • a major body composed of a metal material, the major body having front wall section, a return section, a sole section, a ribbon section and a ledge section, the front wall section has an opening, the major body having a mass ranging from 140 grams to 200 grams, wherein the sole section has a plurality of stiffening members having a thickness ranging from 0.050 inch to 0.500 inch;

    a striking plate insert positioned in the opening of the front wall section of the major body, the striking plate insert having a thickness in the range of 0.010 inch to 0.250 inch;

    a minor body having a crown section and a ribbon section, the minor body attached to the ledge section of the major body, the minor body having a mass ranging from 4 grams to 50 grams; and

    wherein the sole section has a first keel and a second keel;

    wherein the golf club head has a volume ranging from 350 cubic centimeters to 495 cubic centimeters.

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