Patent ID: 6949031
Filing Date: 2005-09-27
Classification: A63B

Abstract:
1. A metal hollow golf club head comprising: a head main body including both side edges of a crown portion, a rear edge of the crown portion, both side edges of a face portion, and a side portion formed integrally therewith; a top plate including a crown main portion, which is a member of the crown portion other than the both side edges of the crown portion and the rear edge of the crown portion, and an upper edge of the face portion formed integrally therewith; and a face plate including a face main portion, which is a member of the face portion other than the both side edges of the face portion and the upper edge of the face portion, wherein: the head main body, the top plate, and the face plate are coupled to each other; and the metal material of the top plate has a longitudinal elastic modulus lower than that of metal material of the head main body and metal material of the face plate.