Patent ID: 6800040
Filing Date: 2004-10-05
Classification: A63B

Abstract:
A golf club head comprising:a face member composed of a metal material, the face member comprising a face plate for striking a golf ball having an exterior surface and an interior surface, the face plate extending from a heel section of the golf club head to a toe section of the golf club head, a face extension extending laterally inward from a perimeter of the face plate, and an interior tubing for receiving a shaft, the interior tubing engaging an upper portion of the face extension; a crown secured to the upper portion of the face extension at a distance ranging from 0.2 inch to 1.0 inch from the perimeter of the face plate; and a sole secured to a lower portion of the face extension at a distance ranging from 0.2 inch to 1.0 inch from the perimeter of the face plate, wherein the face plate has a plurality of concentric regions of varying thickness with the thickest region in the center, and wherein the golf club head has a volume no greater than 400 cubic centimeters and a coefficient of restitution of ranging from 0.80 to 0.93 under standard USGA conditions.