Invention Grant
- Patent Title: Golf club
- Patent Title (中): 高尔夫俱乐部
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Application No.: US14167597Application Date: 2014-01-29
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Publication No.: US09345935B2Publication Date: 2016-05-24
- Inventor: Akio Yamamoto
- Applicant: DUNLOP SPORTS CO. LTD.
- Applicant Address: JP Kobe-Shi
- Assignee: DUNLOP SPORTS CO. LTD.
- Current Assignee: DUNLOP SPORTS CO. LTD.
- Current Assignee Address: JP Kobe-Shi
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JP2013-015161 20130130
- Main IPC: A63B53/02
- IPC: A63B53/02 ; A63B53/00

Abstract:
A golf club gc includes a head hd, a shaft sf, a sleeve sv, and a screw sc. The sleeve sv is secured to a tip part of the shaft sf. The sleeve sv includes a plurality of engaging projections sv6 and non-engaging surfaces sv7, each of the non-engaging surfaces sv7 positioned between the engaging projections sv6 adjacent to each other. A hosel 10 of the head hd includes an engaging recess 10a extending downward from a hosel end face 10b, and a hosel hole h1. Rotation of the sleeve sv to the head hd is regulated by engagement between the engaging projection sv6 and the engaging recess 10a. A space is formed between an inner surface of the hosel hole h1 and the non-engaging surface sv7 in the connected state.
Public/Granted literature
- US20140213386A1 GOLF CLUB Public/Granted day:2014-07-31
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