Invention Application
- Patent Title: GOLF CLUB
- Patent Title (中): 高尔夫俱乐部
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Application No.: US13644949Application Date: 2012-10-04
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Publication No.: US20130095946A1Publication Date: 2013-04-18
- Inventor: Takashi NAKAMURA , Hiroshi HASEGAWA , Takashi NAKANO
- Applicant: DUNLOP SPORTS CO. LTD.
- Applicant Address: JP KOBE
- Assignee: DUNLOP SPORTS CO. LTD.
- Current Assignee: DUNLOP SPORTS CO. LTD.
- Current Assignee Address: JP KOBE
- Priority: JP2011-224552 20111012
- Main IPC: A63B53/00
- IPC: A63B53/00

Abstract:
Provided is a golf club having a head disposed at a front end of a shaft and a grip disposed at a back end of the shaft. A club weight is not larger than 290 g, and a ratio (head weight/club weight) of a head weight to a club weight is not lower than 0.67 but not higher than 0.72. When an inertia moment of the club at a grip end is MI, 2700 kg·cm2≦MI≦3000 kg·cm2 is satisfied, and when a frequency of flexural vibration of the club is F, 190 cpm≦F≦230 cpm is satisfied.
Public/Granted literature
- US08858355B2 Golf club Public/Granted day:2014-10-14
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