Patent ID: 9308430
Filing Date: 2016-04-12
CPC Classification: A63B

Claim Text:
1. A golf club comprising: a striking face; a top portion; a sole portion opposite the top portion; a shaft assembly including a shaft having a butt end and a tip end, and a shaft sleeve located at the tip end, the shaft sleeve including indicia; and a hosel extending from the top portion, the hosel including a sidewall, a tip end, an internal bore for receiving the shaft assembly, a hosel axis, and an aperture extending through, and circumscribed by, the sidewall such that the indicia of the shaft sleeve corresponds with the aperture, wherein the aperture has a width greater than or equal to 2 mm and less than 4 mm, wherein the aperture has a top portion and a bottom portion such that at least one of the top portion and the bottom portion, in its entirety, follows a semi-circular path, and wherein the sidewall circumscribing the aperture includes an inner surface having a first thickness T