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US 9,868,035 B2Granted
Golf clubs with hosel inserts and related methods
AssigneeKarsten Manufacturing Corporation
InventorsJacob Clarke, Eric J. Morales, Ryan M. Stokke, Evan Greer, Eric V. Cole
Life of this patent
Estimating the term…
Abstract
Embodiments of golf coupling mechanisms are presented herein. Other examples and related methods are also disclosed herein.
Claims18
A golf club head comprising:
- a club head body comprising:
- a sole portion comprising a sole bottom end, a top portion opposite the sole portion, a heel portion, a toe portion opposite the heel portion, a rear portion, a front portion opposite the rear portion, the front portion comprising a strike face;
- and
- a hosel;
- a shaft sleeve insertable into the hosel and configured to couple a golf club shaft with the hosel;
- and
- a securing fastener configured to couple to a sleeve bottom end of the shaft sleeve to secure the shaft sleeve in the hosel;
- wherein:
- the hosel comprises a hosel bore configured to receive the shaft sleeve;
- the shaft sleeve comprises:
- a shaft bore configured to receive an end of the golf club shaft;
- a shaft sleeve body comprising a sleeve body outer wall, and at least one coupler at the sleeve body outer wall;
- and
- a shaft sleeve cap configured to be coupled with the shaft sleeve body;
- the club head body further comprises an assembled club head center of gravity when the club head body is assembled with the shaft sleeve and the securing fastener;
- the assembled club head center of gravity is located at an assembled club head CG vertical distance relative to the sole bottom end;
- and
- when the golf club head is at an address position, with the shaft sleeve secured in the hosel:
- the shaft sleeve center of gravity is located at a shaft sleeve CG vertical distance less than or equal to approximately 46.5 millimeters relative to the sole bottom end, and the sleeve CG vertical distance is at least approximately 7.6 mm greater than the assembled club head CG vertical distance.
16 more elements
A golf club head comprising:
- a club head body comprising:
- a sole portion comprising a sole bottom end, a top portion opposite the sole portion, a heel portion, a toe portion opposite the heel portion, a rear portion, a front portion opposite the rear portion, the front portion comprising a strike face;
- and
- a hosel;
- a shaft sleeve insertable into the hosel and configured to couple a golf club shaft with the hosel;
- and
- a securing fastener configured to couple to a sleeve bottom end of the shaft sleeve to secure the shaft sleeve in the hosel;
- wherein:
- the hosel comprises a hosel bore configured to receive the shaft sleeve;
- the shaft sleeve comprises:
- a shaft bore configured to receive an end of the golf club shaft;
- a shaft sleeve body comprising a sleeve body outer wall, and at least one coupler on the sleeve body outer wall;
- and
- a shaft sleeve cap configured to be coupled with the shaft sleeve body;
- the shaft sleeve body further comprises an intermediate region and a sleeve body wall;
- the shaft sleeve comprises a shaft sleeve mass of approximately 4.5 grams;
- the shaft sleeve body comprises a shaft sleeve body mass less than or equal to approximately 4.1 grams;
- the shaft sleeve cap comprises a cap bore and one or more ribs extending into the cap bore;
- when the shaft bore receives the end of the golf club shaft, the one or more ribs center the golf club shaft within the shaft bore;
- the shaft sleeve cap is removably coupled with the shaft sleeve body;
- the club head body further comprises an assembled club head center of gravity when the club head body is assembled with the shaft sleeve and the securing fastener;
- the assembled club head center of gravity is located at an assembled club head CG vertical distance relative to the sole bottom end;
- and
- when the golf club head is at an address position, with the shaft sleeve secured in the hosel:
- the shaft sleeve center of gravity is located at a shaft sleeve CG vertical distance greater than or equal to approximately 43.5 millimeters and less than or equal to approximately 47.0 millimeters relative to the sole bottom end, and the sleeve CG vertical distance is at least approximately 7.6 mm greater than the assembled club head CG vertical distance.
22 more elements
Dependencies are inferred from the claim text.