Golf club
AssigneeDunlop Sports Co. Ltd.
InventorsTakashi NAKAMURA, Hiroshi HASEGAWA, Takashi NAKANO
Life of this patent
Estimating the term…
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.
Claims20
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, wherein
- a club weight is not larger than 265 g,
- a ratio (head weight/club weight) of a head weight to the 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.
Dependencies are inferred from the claim text.