US 11,666,807 B2
Golf club
Kosuke Tachibana, Kobe (JP); and Takashi Nakamura, Kobe (JP)
Assigned to Sumitomo Rubber Industries, Ltd., Hyogo (JP)
Filed by Sumitomo Rubber Industries, Ltd., Hyogo (JP)
Filed on Jan. 18, 2022, as Appl. No. 17/578,304.
Claims priority of application No. JP2021-008207 (JP), filed on Jan. 21, 2021.
Prior Publication US 2022/0226701 A1, Jul. 21, 2022
Int. Cl. A63B 53/04 (2015.01); A63B 53/06 (2015.01); A63B 53/02 (2015.01); A63B 60/02 (2015.01)
CPC A63B 53/0466 (2013.01) [A63B 53/02 (2013.01); A63B 53/0433 (2020.08); A63B 53/06 (2013.01); A63B 60/02 (2015.10); A63B 2053/0491 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A golf club comprising a shaft, a golf club head attached to one of ends of the shaft, and a grip attached to the other of the ends of the shaft and defining a grip end,
wherein
the golf club head comprises a head main body and at least one weight,
the head main body is provided with a plurality of ports for attaching said at least one weight to the head main body,
said at least one weight is configured to be able to be attached to and detached from each of said plurality of ports so that, by changing a position or positions of said at least one weight, the position of the center of gravity of the head is changed, and
a difference between a maximum value and a minimum value of linear distances from the grip end to positions of the respective ports is not more than 20 mm, wherein the position of each of the ports is defined by the center of gravity of the weight attached to the port.