초록

A putter type golf club having a series of V-shaped grooves positioned immediately adjacent each other forming outermost ball gripping edges which grip a golf ball when the ball is struck by the putter.

대표청구항 ▼

[ I claim:] [1.] A putter type golf club head, including a club head body with a heel, toe, a planar ball striking face, upper surface and bottom surface, wherein the improvement comprises:a series of grooves formed in said planar ball striking face, said grooves having a common size and configurati

[ I claim:] [1.] A putter type golf club head, including a club head body with a heel, toe, a planar ball striking face, upper surface and bottom surface, wherein the improvement comprises:a series of grooves formed in said planar ball striking face, said grooves having a common size and configuration defining outermost ball gripping edges which form a ball striking surface on said planar ball striking face;each of said grooves extending in a heel to toe direction; each of said grooves being positioned immediately adjacent another corresponding groove; said outermost ball gripping edges of a groove being common to immediately adjacent grooves on either side thereof; and said outermost ball gripping edges each having a width less than the width of a groove at the ball striking surface said grooves being further defined by a pair of groove wall surfaces being symmetrical to each other; said wall surfaces being identical in size and shape.