Patent ID: 7775903

Claim:
A golf club head, comprising: a face plate formed from metal; a crown formed from fiber reinforced plastic attached to the face plate, wherein the crown includes a means for transmitting a deformation wave including a low rigidity portion extending from a vicinity of the face plate toward a rearmost portion of the golf club head, wherein the low rigidity portion has a width that becomes gradually narrower as it extends toward the rearmost portion; a sole formed from fiber reinforced plastic attached to the face plate and the crown; and a weighted member provided inside a space defined by the crown, the sole, and the face plate, wherein the weighted member is provided at the rearmost portion of the golf club head; wherein the means for transmitting a deformation wave is constructed and arranged to transmit a deformation wave generated in the crown when the golf club strikes a ball along the low rigidity portion to the weighted member and back toward the face plate from the weighted member along the low rigidity portion.