发明名称 Golf club head and golf club
摘要 A sole portion of a golf club head includes a first portion contacting with ground in address position and a second portion being raised in a direction from the first portion toward a toe portion. The first and second portions are each in a shape of a curved surface convex toward the outside of a head body. An angle of the second portion with respect to the first portion is adjusted such that an angle formed by a first plane contacting with a vertex of the first portion in address position with a prescribed lie angle and a second plane contacting with a vertex of the second portion becomes at least 30° and at most 60°.
申请公布号 US6960141(B2) 申请公布日期 2005.11.01
申请号 US20030744061 申请日期 2003.12.22
申请人 MIZUNO CORPORATION 发明人 NOGUCHI SHUICHI;DOGAN JUNICHI;INUKAI SHINICHI
分类号 A63B53/04;(IPC1-7):A63B53/04 主分类号 A63B53/04
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