发明名称 Golf putter
摘要 A golf putter for improving the accuracy of putting is provided for putting a golf ball along a desired line of travel. The putter has a shaft, and a sleeve fixedly connected to the shaft, and a plate fixedly connected to the sleeve. The plate has an upper surface, a lower surface, a rear surface and a front surface. The front surface has a pair of vertical contact surfaces in the shape of a V-shaped groove. The vertical contact surfaces are disposed at equal angles of 30 degrees with a plane that passes through the center of gravity of the plate.
申请公布号 US4846477(A) 申请公布日期 1989.07.11
申请号 US19880161965 申请日期 1988.02.29
申请人 PHELAN, HERBERT A. 发明人 PHELAN, HERBERT A.
分类号 A63B69/36 主分类号 A63B69/36
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