Invention Grant
- Patent Title: Golf club
- Patent Title (中): 高尔夫俱乐部
-
Application No.: US13644864Application Date: 2012-10-04
-
Publication No.: US08882607B2Publication Date: 2014-11-11
- 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
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JP2011-224535 20111012
- Main IPC: A63B53/00
- IPC: A63B53/00 ; A63B53/04 ; A63B59/00 ; A63B53/14

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 265 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 0.75. When a distance from the front end of the shaft to a center of gravity of the shaft is LG and when a full length of the shaft is LS, 0.52≦LG/LS≦0.65 is satisfied, and when a frequency of flexural vibration of the club is F, 180 cpm≦F≦210 cpm is satisfied.
Public/Granted literature
- US20130095945A1 GOLF CLUB Public/Granted day:2013-04-18
Information query