Patent ID: 7462109

Claim:
A golf club head comprising: a body composed of a titanium alloy material, the body comprising a sole section; a plurality of stiffening members disposed on an interior surface of the sole section, each of the plurality of stiffening members extending along a majority of the length of the sole section and having a thickness ranging from 0.100 inch to 0.400 inch and a height ranging from 0.05 inch to 0.50 inch; wherein a moment of inertia about the Izz axis through the center of gravity of the golf club head that ranges from 2800 to 5000 grams-centimeters squared, the moment of inertia about the Ixx axis through the center of gravity of the golf club head that ranges from 2000 to 3500 grams-centimeters squared and the moment of inertia about the Iyy axis through the center of gravity of the golf club head that ranges from 2000 to 3500 grams-centimeters squared; wherein the golf club head has a length ranging from 3.5 inches to 4.5 inches and a width ranging from 4.0 inches to 5.5 inches; wherein the golf club head has a volume ranging from 350 cubic centimeters to 495 cubic centimeters.