Patent ID: 7811178
Filing Date: 2010-10-12
Classification: A63B

Abstract:
1. A golf club head comprising a club face, a body comprised of a shell having a shaped wall, said wall having an outer surface and an inner surface; wherein said club face and body are configured such that, when attached to a shaft, such assembly forms a putter; wherein said body has an upper surface and a sole; wherein said body, viewed from above, has an outer periphery and a peripheral region containing said outer periphery; wherein said upper surface has a first center portion, located inwardly of said peripheral region; and further comprising a vertically oriented port defined by a peripheral wall which extends between said upper surface in said first center portion and said sole, said port having opposite ends which are open and secured to said upper surface and sole, respectively; wherein said club face and the inner surface of said body are spaced from said peripheral wall to define an enclosed, hollow interior of said head; and wherein said outer peripheral region has an average weight-per-unit of outer surface area which is substantially greater than the weight-per-unit of outer surface area of said center portion.