发明名称 Golf club and method of making golf club
摘要 A wood-type golf club including a club shaft and a club head, wherein the club length is in a range of from 43 to 48 inches, the volume of the club head is in a range of not less than 250 cc, and the torque T in degree of the club shaft and the gravity point distance L in mm between the gravity point of the club head and the center line of the club shaft satisfy conditions (1) T>=0.143L-2.79 and (2) T<=0.286L-7.14.
申请公布号 US7077761(B2) 申请公布日期 2006.07.18
申请号 US20030645559 申请日期 2003.08.22
申请人 SRI SPORTS LIMITED 发明人 NISHIO MASAYOSHI
分类号 A63B53/04;A63B53/00;A63B53/10;A63B53/12 主分类号 A63B53/04
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