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US 9,849,350 B2Granted
Adjustable golf club shaft and hosel assembly
AssigneeCallaway Golf Company
InventorsKevin P. Dacey, Denver Holt
Life of this patent
Estimating the term…
Abstract
An adjustable shaft and hosel assembly allows for dependent and independent adjustment of a golf club's face angle, loft angle, and lie angle. The adjustable shaft and hosel assembly comprises a shaft sleeve, a hosel portion, a tubular adjustment piece having non-parallel upper and lower surfaces, and a retention feature that provides an engagement between the tubular adjustment piece and the shaft sleeve to prevent the tubular adjustment piece from becoming detached from the shaft sleeve.
Claims13
An adjustable golf club comprising:
- a golf club head comprising a hosel;
- a shaft sleeve comprising a bell-shaped tip end, a middle portion, an upper end, a shaft-receiving bore disposed in the upper end and extending into the middle portion, an external surface, and a first ridge protruding from the external surface;
- a first tubular adjustment piece comprising non-parallel upper and lower surfaces, an interior surface, and a second ridge protruding from the interior surface, the tubular adjustment piece encircling at least a part of the middle portion of the shaft sleeve;
- and
- a fastener comprising a threaded extension,
- wherein the tip end comprises a threaded tip bore,
- wherein the threaded extension engages with the threaded tip bore, and
- wherein the first ridge abuts the second ridge to removably fix the tubular adjustment piece on the shaft sleeve between the second ridge and the upper end.
5 more elements
Dependencies are inferred from the claim text.