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US 9,168,427 B1Granted
Adjustable golf club shaft and hosel assembly
AssigneeCallaway Golf Company
InventorsHomer E. Aguinaldo, Broadus Perry Wall, Jr., Denver Holt, James A. Seluga, Scott R. Manwaring
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, and a ball joint, wherein the ball joint is located either on the shaft sleeve or the hosel portion and fits within, and is rotatable along various axes within, a socket.
Claims12
An adjustable golf club head comprising:
- a body comprising a face, a sole, a crown, and a hosel having a hosel bore;
- a shaft sleeve comprising a shaft sleeve axis and a shaft-receiving bore having a bore axis that is coaxial with the shaft sleeve axis;
- a ball joint comprising a threaded joint bore;
- a socket sized to receive the ball joint;
- a first wheel having a first bore with a first diameter;
- a second wheel having a second bore with a second diameter that is smaller than the first diameter;
- and
- a fastener comprising a head and a threaded body, wherein the threaded body engages the threaded joint bore,
- wherein the threaded body of the fastener fits within the first and second bores,
- wherein the fastener affixes the first and second wheels to the body, and
- wherein an angle between the shaft sleeve axis and the body can be adjusted by rotating the first and second wheels.
8 more elements
Dependencies are inferred from the claim text.