发明名称 Golf club head and golf club
摘要 A golf club head (1) has a hollow structure provided on a heel side thereof with a hosel portion (7) having a shaft inserting hole. The hollow structure comprises a main frame (1A) made of at least one kind of metal material and a rear casing (1C) made of a fiber reinforced resin and fixed to the main frame. The main frame comprises: the hosel portion; a front section (8) extending from the hosel portion toward a club face (2A) for hitting a ball and toward a toe side of the golf club head; and a rear section (9) extending from the hosel portion toward a back face of the golf club head and toward the toe side of the golf club head while keeping a distance (L3) in the front-back direction of the golf club head from the front section (8).
申请公布号 US8870680(B2) 申请公布日期 2014.10.28
申请号 US201213644078 申请日期 2012.10.03
申请人 Dunlop Sports Co. Ltd. 发明人 Yamamoto Akio
分类号 A63B53/04 主分类号 A63B53/04
代理机构 Birch, Stewart, Kolasch & Birch, LLP 代理人 Birch, Stewart, Kolasch & Birch, LLP
主权项 1. A golf club head having a hollow structure provided on a heel side thereof with a hosel portion having a shaft inserting hole, the hollow structure comprisinga main frame made of at least one kind of metal material anda rear casing made of a fiber reinforced resin and fixed to the main frame, the main frame including said hosel portion and further including a front section and a rear section,whereinthe front section extends from the hosel portion through a club face for hitting a ball and toward a toe side of the golf club head, and the rear section extends from the hosel portion through a back face of the golf club head and toward the toe side of the golf club head while keeping a distance in the front-back direction of the golf club head from the front section and terminates without reaching to the front section so that the front section and the rear section are connected to each other at only the hosel portion.
地址 Kobe JP