Patent ID: 9694265
Date: 2017-07-04
CPC Classifications: A63B

Claim:
1. A method of adjusting a golf club comprising: adjusting a center of gravity of a weight adjustment member by locking a heavy weighted portion of said weight adjustment member at a preferred location on a connection rod of said weight adjustment member; installing said weight adjustment member into a grip end of said golf club; wherein said golf club comprises a shaft and a grip located at said grip end of said shaft and wherein said weight adjustment member comprises a flange, a locking bolt, and a rubber stopper; wherein installing said weight adjustment member comprises inserting said weight adjustment member inside said shaft until a portion of said grip resides in an annular channel formed in said flange, and tightening said locking bolt, expanding said rubber stopper against said shaft, securing said weight adjustment member to said golf club; wherein said weight adjustment member has a mass (Mass  having a Factor of Adjustment (F) between about 10 to about 30; wherein said shaft has a shaft mass of between about 60 grams to about 100 grams; and wherein said grip has a mass of about 45 grams to about 55 grams.