Releasable and interchangeable connections for golf club heads and shafts
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A63B-053/06
A63B-053/14
A63B-053/02
출원번호
US-0873665
(2018-01-17)
등록번호
US-10130856
(2018-11-20)
발명자
/ 주소
Boggs, Joshua M.
Sander, Raymond J.
Boyd, Robert M.
Rubal, Matthew P.
출원인 / 주소
Karsten Manufacturing Corporation
인용정보
피인용 횟수 :
0인용 특허 :
46
초록▼
Golf club heads are releasably engaged with shafts so that the club heads and shafts can be readily interchanged and/or so that the shaft position with respect to the club head can be readily changed. Assemblies for connecting the club head and shaft may include: a shaft adapter, a collet, a ferrule
Golf club heads are releasably engaged with shafts so that the club heads and shafts can be readily interchanged and/or so that the shaft position with respect to the club head can be readily changed. Assemblies for connecting the club head and shaft may include: a shaft adapter, a collet, a ferrule, and a club head having an interior chamber. The club head and shaft may be changed by releasing the securing system and exchanging the original parts with different parts.
대표청구항▼
1. A golf club, comprising: a golf club head having a hosel area that provides access to a club head chamber defined in the club head;a shaft adapter being generally cylindrical in shape having a first end and an opposite second end, wherein an exterior surface of the shaft adapter includes a first
1. A golf club, comprising: a golf club head having a hosel area that provides access to a club head chamber defined in the club head;a shaft adapter being generally cylindrical in shape having a first end and an opposite second end, wherein an exterior surface of the shaft adapter includes a first rotation-inhibiting structure, wherein the first rotation-inhibiting structure is not uniform around the circumference of the exterior surface of the shaft adapter, and wherein the second end includes a securing structure;a hosel adapter being generally cylindrical in shape, wherein an internal bore on a first end of the hosel adapter includes a second rotation-inhibiting structure that engages the first rotation-inhibiting structure, wherein the second rotation-inhibiting structure is not uniform around the circumference of the internal bore on the first end of the hosel adapter, and further wherein an exterior surface of the hosel adapter includes a third rotation-inhibiting structure, and wherein the third rotation-inhibiting structure is not uniform around the circumference of the exterior surface of the hosel adapter;a hosel ring being generally cylindrical in shape and located within the club head chamber, wherein an internal bore of the hosel ring includes a fourth rotation-inhibiting structure that engages the third rotation-inhibiting structure, wherein the fourth rotation-inhibiting structure is not uniform around the circumference of the internal bore of the hosel ring, wherein the hosel ring includes indexable positions with respect to the club head to further change a configuration of the golf club head with an external portion of the hosel ring including tabs or separate splines to index and rotate the hosel ring within the club head chamber such that the tabs or separate splines cooperatively engage matching tabs or splines on an interior of the club head chamber, and further wherein the hosel ring only allows a specific number of rotatable positions of the hosel ring within the club head chamber;a shaft engaged in a cylindrical interior chamber of the shaft adapter; anda securing system for releasably securing the shaft adapter and the hosel adapter,wherein the adjustment of the hosel ring independently changes a lie angle of the golf club head from an upright lie angle to a downward lie angle, wherein adjusting the lie angle is effectively independent of an adjustment of a loft angle or a face angle. 2. The golf club of claim 1, wherein the adjustment of one of the face angle or the loft angle of the club head is based on a first indicator on the hosel adapter and the adjustment of the other of the face angle or the loft angle is set by aligning a second indicator on the shaft adapter to the first indicator, and adjusting the face angle is effectively independent of the adjustment of the loft angle, and adjusting the loft angle is effectively independent of the adjustment of the face angle. 3. The golf club of claim 1, wherein the engagement between the first rotation-inhibiting structure and the second rotation-inhibiting structure limits the adjustment of one of the face angle or the loft angle of the club head and the engagement between the third rotation-inhibiting structure and the fourth rotation-inhibiting structure limits the adjustment of the other of the face angle or the loft angle of the club head, and adjusting the face angle is effectively independent of the adjustment of the loft angle, and adjusting the loft angle is effectively independent of the adjustment of the face angle. 4. The golf club of claim 1, wherein the first rotation-inhibiting structure includes a first spline configuration, the second rotation-inhibiting structure includes a second spline configuration, the third rotation-inhibiting structure includes a third spline configuration, and the fourth rotation-inhibiting structure includes a fourth spline configuration. 5. The golf club of claim 4, wherein the engagement of the third spline configuration and the fourth spline configuration limits the adjustability of the face angle to three different face angle configurations. 6. The golf club of claim 5, wherein the three face angle configurations are open, neutral, and closed. 7. The golf club of claim 1, wherein there are two indexable positions of the hosel ring within the club head chamber. 8. The golf club of claim 1, wherein there are more than two indexable positions of the hosel ring within the club head chamber. 9. A golf club, comprising: a golf club head having a hosel area that provides access to a club head chamber defined in the club head;a shaft adapter being generally cylindrical in shape having a first end and an opposite second end, wherein an exterior surface of the shaft adapter includes a first rotation-inhibiting structure, wherein the first rotation-inhibiting structure is not uniform around the circumference of the exterior surface of the shaft adapter, and wherein the second end includes a securing structure;a hosel adapter being generally cylindrical in shape, wherein an internal bore on a first end of the hosel adapter includes a second rotation-inhibiting structure that engages the first rotation-inhibiting structure, wherein the second rotation-inhibiting structure is not uniform around the circumference of the internal bore on the first end of the hosel adapter, and further wherein an exterior surface of the hosel adapter includes a third rotation-inhibiting structure, and wherein the third rotation-inhibiting structure is not uniform around the circumference of the exterior surface of the hosel adapter;an indexable hosel ring being generally cylindrical in shape and located within the club head chamber, wherein an internal bore of the indexable hosel ring includes a fourth rotation-inhibiting structure that engages the third rotation-inhibiting structure, wherein the fourth rotation-inhibiting structure is not uniform around the circumference of the internal bore of the hosel ring, wherein the indexable hosel ring includes an external portion to index and rotate the indexable hosel ring within the club head chamber such that the external portion cooperatively engages an interior of the club head chamber, and further wherein the indexable hosel ring only allows a specific number of rotatable positions of the indexable hosel ring within the club head chamber;a shaft engaged in a cylindrical interior chamber of the shaft adapter; anda securing system for releasably securing the shaft adapter and the hosel adapter,wherein the engagement between the first rotation-inhibiting structure and the second rotation-inhibiting structure limits the adjustment of one of a face angle or a loft angle of the club head and the engagement between the third rotation-inhibiting structure and the fourth rotation-inhibiting structure limits the adjustment of the other of the face angle or the loft angle of the club head, and adjusting the face angle is effectively independent of the adjustment of the loft angle, and adjusting the loft angle is effectively independent of the adjustment of the face angle,wherein the adjustment of the indexable hosel ring independently changes a lie angle of the golf club head from an upright lie angle to a downward lie angle, wherein adjusting the lie angle is effectively independent of the adjustment of the loft angle and the face angle. 10. The golf club of claim 9, wherein the adjustment of one of the face angle or the loft angle of the club head is based on a first indicator on the hosel adapter and the adjustment of the other of the face angle or the loft angle is set by aligning a second indicator on the shaft adapter to the first indicator, and adjusting the face angle is effectively independent of the adjustment of the loft angle, and adjusting the loft angle is effectively independent of the adjustment of the face angle. 11. The golf club of claim 9, wherein the first rotation-inhibiting structure includes a first spline configuration, the second rotation-inhibiting structure includes a second spline configuration, the third rotation-inhibiting structure includes a third spline configuration, and the fourth rotation-inhibiting structure includes a fourth spline configuration. 12. The golf club of claim 11, wherein the engagement of the first spline configuration and the second spline configuration limits the adjustability of the loft angle to five different loft angles. 13. The golf club of claim 12, wherein the five loft angles are 8.5 degrees, 9.5 degrees, 10.5 degrees, 11.5 degrees, and 12.5 degrees. 14. The golf club of claim 11, wherein the engagement of the third spline configuration and the fourth spline configuration limits the adjustability of the face angle to three different face angle configurations. 15. The golf club of claim 14, wherein the three face angle configurations are open, neutral, and closed. 16. A golf club having a releasably coupled head and shaft comprising: a connection mechanism to couple the head to the shaft, said connection mechanism including a hosel adapter insertable into an indexable hosel ring located in a hosel of the head and rotatable inside the indexable hosel ring between a first plurality of rotational positions associated with a loft angle of the head, and a shaft adapter coupled to the shaft at a distal end and insertable into the hosel adapter and rotatable inside said hosel adapter between a second plurality of rotational positions associated with a face angle of the head,wherein at least one of the hosel adapter or the shaft adapter is releasably connected to either the shaft or the head, further wherein the first plurality of rotational positions changes the loft angle of the head and the second plurality of rotational positions changes the face angle of the head and the shaft, wherein changing the face angle is effectively independent of changing the loft angle, and changing the loft angle is effectively independent of changing the face angle,further wherein the first plurality of rotational positions is limited by a first spline configuration between the hosel adapter and the indexable hosel ring and the second plurality of rotational positions is limited by a second spline configuration between the hosel adapter and the shaft adapter,wherein the first spline configuration is defined by a first pair of non-uniform rotation-inhibiting structures between the hosel adapter and the hosel ring, and the second spline configuration is defined by a second pair of non-uniform rotation-inhibiting structures between the shaft adapter and the hosel adapter,further wherein the indexable hosel ring includes indexable positions with respect to the head to further change a configuration of the head with an external portion of the hosel ring including tabs or separate splines to index and rotate the hosel ring within the hosel such that the tabs or separate splines cooperatively engage matching tabs or splines on an interior of the hosel of the head, and further wherein the hosel ring only allows a specific number of rotatable positions of the hosel ring within the hosel of the head, andwherein an adjustment of the hosel ring independently changes a lie angle of the head from an upright lie angle to a downward lie angle, wherein adjusting the lie angle is effectively independent of an adjustment of the loft angle and the face angle. 17. The golf club of claim 16, wherein the adjustment of one of the face angle or the loft angle of the club head is based on a first indicator on the hosel adapter and the adjustment of the other of the face angle or the loft angle is set by aligning a second indicator on the shaft adapter to the first indicator, and adjusting the face angle is effectively independent of the adjustment of the loft angle, and adjusting the loft angle is effectively independent of the adjustment of the face angle. 18. The golf club of claim 16, wherein the first spline configuration limits the adjustability of the face angle to three different face angle configurations. 19. The golf club of claim 18, wherein the three face angle configurations are open, neutral, and closed.
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이 특허에 인용된 특허 (46)
Aguinaldo, Homer E.; Wall, Jr., Broadus Perry; Holt, Denver; Seluga, James A.; Manwaring, Scott, Adjustable golf club shaft and hosel assembly.
Desbiolles Jacques (Annecy FRX) Gomez Augustin (Annecy FRX) Pons Freddie (Cran Gevrier FRX), Device for the attachment of the head of a golf club on the handle.
Beach, Todd P.; Greaney, Mark V.; Wright, Ian C.; Willett, Kraig A.; Sargent, Nathan T.; Johnson, Matthew D.; Zimmerman, Gery M.; Harper, Kevin R., Golf club.
Pernelle Andre (Seynod FRX) Desbiolles Jack (Annecy FRX), Golf club capable of selective angle modification between the shaft and head, and method of assembling the golf club.
Bennett, Thomas Orrin; Bezilla, Stephanie; Golden, Charles E.; Hartwell, Bradford Hughes; Knutson, Scott A.; Murphy, Stephen S., Interchangeable shaft system.
Sander, Raymond J.; Boggs, Joshua Michael; Jones, Sherry Lynn; Lehman, Joseph M.; Wisniewski, Daniel Francis, Releasable and interchangeable connections for golf club heads and shafts.
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