Patent ID: 7137907
Filing Date: 2006-11-21
Classification: A63B

Abstract:
1. A golf club head comprising: a body having a crown, a sole, and a hollow interior; a face disposed on the body, the face comprising a heel vertical section, a toe vertical section, and a central horizontal section connected to each of the heel vertical section and toe vertical section, the face also comprising an upper central region, a lower central region, a heel region and a toe region, wherein the each of the heel vertical section, the toe vertical section and the central horizontal section has a first thickness, and each of the upper central region, the lower central region, the heel region and the toe region has a second thickness, and the first thickness is greater than the second thickness by at least 0.025 inch; wherein the golf club head has a volume ranging from 385 centimeters to 475 centimeters and a mass ranging from 170 grams to 250 grams, a coefficient of restitution ranging from 0.82 to 0.875.