发明名称 IRON GOLF CLUB HEAD
摘要 <p>PROBLEM TO BE SOLVED: To provide an iron golf club head which hardly transmits vibration at the time of impact to the hands and provides an excellent fitting feel. SOLUTION: This iron golf club head is formed with a sole 3 from the bottom end of a face 1 for hitting a ball toward a back face 2 side and is formed with a recess 5 in the central part enclosed by a rib formed on the circumference of the back face 2. The rear side of the face 1 is provided with a planar body 7 of a magnesium-based allay at the point where is the bottom 5A of the recess 5.</p>
申请公布号 JPH09276455(A) 申请公布日期 1997.10.28
申请号 JP19960120934 申请日期 1996.04.18
申请人 BRIDGESTONE SPORTS CO LTD 发明人 HIRUTA MASAOMI
分类号 A63B53/04;(IPC1-7):A63B53/04 主分类号 A63B53/04
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