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High loft, low center-of-gravity golf club heads

  • US 9,358,430 B2
  • Filed: 12/29/2011
  • Issued: 06/07/2016
  • Est. Priority Date: 12/31/2010
  • Status: Active Grant
First Claim
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1. A golf club head, comprising:

  • a body defining an interior cavity, a sole portion positioned at a bottom portion of the golf club head, a crown portion positioned at a top portion, and a skirt portion positioned around a periphery between the sole and crown, the body also having a forward portion and a rearward portion, and a face positioned at the forward portion of the body, the face having a thickness no greater than 2.5 mm,wherein the body has a volume greater than 250 cm3,wherein the face has a static loft angle of 12-19 degrees,wherein the golf club head has a center of gravity that is 7-20 mm below the geometric center of the face of the golf club head as measured along a z-axis of the golf club head having an origin at the geometric center,wherein a projection of the center of gravity is located on the face and at an elevation below the geometric center of the face,wherein the golf club head has a Delta 1 value of less than or equal to 25 mm,wherein a first portion of the body located above the geometric center of the face is formed of a non-metallic material having a non-metallic material density and a first portion thickness of less than 0.7 mm,wherein a second portion of the body located below the geometric center of the face is formed of a metallic material having a metallic material density that is at least twice the non-metallic material density, andwherein at least a portion of the sole portion is formed of the metallic material and has a sole thickness that is at least twice the first portion thickness.

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