发明名称 PUTTER HEAD
摘要 <p>PURPOSE:To provide a putter capable of giving an address for maintaining always, constant not only the driving direction, but also the loft of a face surface and the inclination of a sole. CONSTITUTION:A reticle 24 composed of a line engraved along the rear extension of a sweet spot and a line engraved parallel to a face surface is engraved on the upper surface part of a putter head. Also, a check plate 26 spaced above from the engraved surface and having a check reticle 28 engraved similarly to the reticle 24 provided. The putter head can be always set to the optimum address state by aiming simultaneously the reticle and check reticle to make both coincide with each other.</p>
申请公布号 JPH05137820(A) 申请公布日期 1993.06.01
申请号 JP19910331453 申请日期 1991.11.20
申请人 MITSUI ENG & SHIPBUILD CO LTD 发明人 MIYAZAKI KAZUAKI
分类号 A63B53/00;A63B53/04 主分类号 A63B53/00
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