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Golf club head

  • US 7,503,854 B2
  • Filed: 01/11/2008
  • Issued: 03/17/2009
  • Est. Priority Date: 06/25/2004
  • Status: Expired due to Term
First Claim
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1. A golf club head comprising:

  • a body having a crown, a sole, a ribbon disposed between the crown and sole, and a hollow interior;

    a striking plate insert attached to the body, the striking plate insert being composed of a material having a density greater than that of the body; and

    a weighting member disposed within an exterior recess in the ribbon at an aft end of the body, the weighting member providing weighting at least at a rear portion of the body;

    wherein a center of gravity of the golf club head is located less than approximately 1.7 inches from an exterior surface of the striking plate insert;

    wherein the golf club head has a robustness efficiency parameter of less than approximately 0.410;

    wherein the golf club head has a volume ranging from 300 cubic centimeters to 500 cubic centimeters;

    wherein the golf club head has a moment of inertial Izz about the Z-axis through the center of gravity of greater than 3000 g-cm2 and a moment of inertia Iyy about the Y-axis through the center of gravity in the range from 2000 g-cm2 to 4000 g-cm2.

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