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METAL WOOD CLUB WITH IMPROVED MOMENT OF INERTIA

  • US 20120322579A1
  • Filed: 08/31/2012
  • Published: 12/20/2012
  • Est. Priority Date: 12/07/2007
  • Status: Active Grant
First Claim
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1. A golf club head comprising a face, crown, skirt, hosel and sole,wherein the sole comprises at least a first weight member, a second weight member, and a non-weighted section;

  • wherein the first weight member is located toward and substantially parallel to the face edge of the sole and is substantially centered between a toe edge and a heel edge of the sole, andwherein the second weight member is located toward a back edge of the sole and is substantially centered between the toe edge and heel edge of the sole,wherein the non-weighted section completes the remainder of the sole,wherein the first and second weight members have a higher density than the non-weighted section of the sole or have a higher thickness than the non-weighted section of the sole to increase the moment of inertia of the golf club head,further comprising a cavity formed between the crown and the sole, andwherein the cavity forms a protrusion extending out from the skirt of the golf club head,wherein the sole further comprises four sections,wherein a first section has an edge coinciding with the entire face edge of the sole and which tapers as it extends back toward the back edge of the sole forming a waist and which then flutes slightly at its terminating edge, andwherein a second section has a bow-shape and a first edge coinciding and connecting with the terminating edge of the first section and a second edge that extends off of the sole, unconnected to the skirt or crown, to form the back edge of the sole such that the extremities of the bow-shaped second section extend beyond the terminal end of the crown of the golf club head to form the cavity between the crown and the sole, andwherein a third section comprises the area between the toe edge of the sole and the first section and which has a terminating edge that comprises a portion of the edge of said cavity, andwherein a fourth section comprises the area between the heel edge of the sole and the first section and which has a terminating edge that comprises a portion of the edge of said cavity.

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