IP Library Granted Patent US 9,327,170
Granted Patent B2
US 9,327,170 · App. 14/282,786 · Granted May 3, 2016

Golf clubs with hosel inserts and related methods

Inventors: John A. Solheim (Phoenix, AZ); Eric V. Cole (Phoenix, AZ); Jeffrey A. Blankenship (Phoenix, AZ); Eric J. Morales (Laveen, AZ); Ryan M. Stokke (Scottsdale, AZ); Martin R. Jertson (Phoenix, AZ)
Assignee: Karsten Manufacturing Corporation
A63B53/02A63B53/0466A63B2053/023Y10T29/49826
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Quick Facts
Patent No.
US 9,327,170
App. No.
14/282,786
Granted
May 3, 2016
Kind
B2
Abstract

Embodiments of golf clubs with hosel inserts are presented herein. Other examples and related methods are also disclosed herein.

Claims (139)

1. A golf club head comprising:

an exterior head surface comprising:

a strike face;

an exterior crown surface coupled to the strike face, the exterior crown surface comprising an exterior hosel surface, and the exterior hosel surface comprising a top opening that provides access to an interior head volume of the golf club head; and

an exterior sole surface coupled to the strike face and opposite the exterior crown surface;

an interior head surface opposite the exterior head surface and defining the interior head volume;

a receiver located within the interior head volume and comprising:

a receiver hosel structure adjacent to the top opening and defined at least in part by the interior head surface opposite the exterior hosel surface; and

a receiver lower structure separated by the interior head volume from the receiver hosel structure;

and

a shaft sleeve comprising a sleeve bottom coupler;

wherein:

the receiver lower structure comprises a receiver bottom coupler that is complementary with the sleeve bottom coupler and that is configured to secure the sleeve bottom coupler when the shaft sleeve is seated in the receiver;

one of the sleeve bottom coupler or the receiver bottom coupler comprises:

a female coupler comprising:

a tub bottom surface; and

a tub wall bounding the tub bottom surface; and

a tub diameter of the tub bottom surface bounded by the tub wall;

a different one of the sleeve bottom coupler or the receiver bottom coupler comprises:

a male coupler comprising:

a male coupler bottom surface; and

a male coupler diameter of the male coupler bottom surface;

when the shaft sleeve is fully seated in the receiver:

the tub diameter complementarily accommodates the male coupler diameter; and

the tub bottom surface remains separated from the male coupler bottom surface;

a majority of a top end of the receiver lower structure is exposed to a majority of the interior head volume; and

the majority of the top end of the receiver lower structure is decoupled from the receiver hosel structure.

2. The golf club head of claim 1 , wherein:

the receiver lower structure is defined at least in part by the interior head surface.

3. The golf club head of claim 1 , wherein:

the shaft sleeve further comprises a first sleeve coupler;

the receiver hosel structure comprises a first receiver coupler adjacent to the top opening; and

the first receiver coupler is complementary to, and configured to mate with, the first sleeve coupler when the shaft sleeve is fully seated in the receiver.

4. The golf club head of claim 1 , wherein:

the receiver is configured to receive the shaft sleeve through the top opening; and

when the shaft sleeve is fully seated in the receiver, a majority of a bottom half of the shaft sleeve is exposed to the interior head volume of the golf club head.

5. The golf club head of claim 1 , wherein:

the receiver bottom coupler is configured to restrict a heel-to-toe direction displacement of the sleeve bottom coupler when the shaft sleeve is secured in the receiver.

6. The golf club head of claim 1 , wherein:

the receiver lower structure is devoid of one or more anti-rotation couplers with which to restrict a rotational movement of the shaft sleeve when the shaft sleeve is fully seated in the receiver.

7. The golf club head of claim 1 , wherein:

the tub bottom surface is substantially flat and circular; and

the male coupler bottom surface is substantially flat and circular.

8. The golf club head of claim 1 , wherein:

a surface area of the top end of the receiver lower structure is greater than a surface area of the tub bottom surface bounded by the tub wall.

9. The golf club head of claim 1 , wherein:

the exterior hosel surface comprises a hosel top end bounding the top opening; and

the hosel top end comprises a hosel top diameter less than or equal to 15.2 mm.

10. The golf club head of claim 1 , wherein:

a maximum distance from a bottom end of the receiver hosel structure to the top end of the receiver lower structure is up to approximately 25.4 mm.

11. The golf club head of claim 1 , wherein:

a maximum distance from the top opening to the top end of the receiver lower structure is up to approximately 38.1 mm.

12. The golf club head of claim 1 , further comprising:

a fastener configured to be received by the receiver lower structure.

13. A golf club head comprising:

an exterior head surface comprising:

a strike face;

an exterior crown surface coupled to the strike face, the exterior crown surface comprising an exterior hosel surface, and the exterior hosel surface comprising a top opening that provides access to an interior head volume of the golf club head; and

an exterior sole surface coupled to the strike face and opposite the exterior crown surface;

an interior head surface opposite the exterior head surface and defining the interior head volume;

a receiver located within the interior head volume and comprising:

a receiver hosel structure adjacent to the top opening and defined at least in part by the interior head surface opposite the exterior hosel surface; and

a receiver lower structure separated by the interior head volume from the receiver hosel structure;

and

the shaft sleeve;

wherein:

the receiver lower structure comprises:

a receiver bottom coupler bounded by the top perimeter of the receiver lower structure;

the receiver bottom coupler is complementary with a sleeve bottom coupler of a shaft sleeve and configured to secure the sleeve bottom coupler when the shaft sleeve is seated in the receiver;

the receiver hosel structure comprises a first receiver coupler adjacent to the top opening;

the shaft sleeve comprises a first sleeve coupler complementary to the first receiver coupler of the receiver hosel structure;

when the shaft sleeve is fully seated in the receiver, the first receiver coupler engages the first sleeve coupler to restrict a rotation of the shaft sleeve;

an arcuate surface of the first sleeve coupler is curved throughout an entire surface area of the first sleeve coupler;

an arcuate surface of the first receiver coupler is curved throughout an entire surface area of the first receiver coupler; and

at least 25% of a top perimeter of the receiver lower structure is decoupled from a bottom perimeter of the receiver hosel structure.

14. The golf club head of claim 13 , wherein:

a top end of the receiver lower structure is bounded by the top perimeter and separated from the receiver hosel structure by a structural void in the interior head volume.

15. The golf club head of claim 13 , further wherein:

the shaft sleeve comprises a bore and a bore wall bounding the bore; and

the bore wall comprises one or more voids therethrough extending from the bore to an exterior of the shaft sleeve.

16. The golf club head of claim 13 , wherein:

the receiver lower structure comprises a fastener passageway that extends to the interior head volume through the interior and exterior head surfaces;

the exterior hosel surface defines a hosel axis about which the exterior hosel surface is centered; and

the hosel axis extends through a center of the fastener passageway and a center of the top opening.

17. The golf club head of claim 13 , wherein:

the first receiver coupler is configured to mate with the first sleeve coupler when the shaft sleeve is fully seated in the receiver.

18. The golf club head of claim 13 , wherein:

the exterior hosel surface comprises a hosel top end bounding the top opening; and

the hosel top end comprises a hosel top diameter less than or equal to 15.2 mm.

19. The golf club head of claim 13 , wherein:

the receiver comprises a receiver material; and

the receiver is devoid of an internal duct that:

extends from the receiver hosel structure to the receiver lower structure; and

comprises the receiver material.

20. The golf club head of claim 13 , wherein:

a top surface of the receiver lower structure is bounded by the top perimeter and exposed to a majority of the interior head volume.

21. The golf club head of claim 13 , wherein:

at least one of:

a maximum distance from a bottom end of the receiver hosel structure to a top end of the receiver lower structure is up to approximately 25.4 mm; or

a maximum distance from the top opening to a top end of the receiver lower structure is up to approximately 38.1 mm.

22. The golf club head of claim 13 , wherein:

at least a toeward end of the top perimeter of the receiver lower structure is decoupled from a toeward end of the bottom perimeter of the receiver hosel structure by a structural void in the interior head volume.

23. The golf club head of claim 13 , wherein:

a heelward end of the top perimeter of the receiver lower structure is coupled to a heelward end of the bottom perimeter of the receiver hosel structure via the interior head surface.

24. The golf club head of claim 13 , further comprising:

a receiver sheath extended from the receiver hosel structure to the receiver lower structure;

wherein:

the receiver sheath defines a sheath passageway configured to accommodate insertion of at least a portion of the shaft sleeve therethrough;

access via the top opening to the interior head volume outside the sheath passageway is blocked by the receiver sheath;

the receiver sheath comprises a sheath material; and

a density of a material of the receiver is greater than a density of the sheath material.

25. A method for providing a golf club head comprising:

providing an exterior head surface comprising:

a strike face;

an exterior crown surface coupled to the strike face, the exterior crown surface comprising an exterior hosel surface, and the exterior hosel surface comprising a top opening that provides access to an interior head volume of the golf club head; and

an exterior sole surface coupled to the strike face and opposite the exterior crown surface;

providing an interior head surface opposite the exterior head surface and defining the interior head volume;

providing a receiver located within the interior head volume and comprising:

a receiver hosel structure adjacent to the top opening and defined at least in part by the interior head surface opposite the exterior hosel surface; and

a receiver lower structure separated by the interior head volume from the receiver hosel structure;

and

providing a shaft sleeve comprising a sleeve bottom coupler;

wherein:

the receiver lower structure comprises a receiver bottom coupler that is complementary with the sleeve bottom coupler and that is configured to secure the sleeve bottom coupler when the shaft sleeve is seated in the receiver;

one of the sleeve bottom coupler or the receiver bottom coupler comprises:

a female coupler comprising:

a tub bottom surface; and

a tub wall bounding the tub bottom surface; and

a tub diameter of the tub bottom surface bounded by the tub wall;

a different one of the sleeve bottom coupler or the receiver bottom coupler comprises:

a male coupler comprising:

a male coupler bottom surface; and

a male coupler diameter of the male coupler bottom surface;

when the shaft sleeve is fully seated in the receiver:

the tub diameter complementarily accommodates the male coupler diameter; and

the tub bottom surface remains separated from the male coupler bottom surface;

providing the receiver comprises:

providing a majority of a top end of the receiver lower structure exposed to the interior head volume; and

providing the majority of the top end of the receiver lower structure decoupled from the receiver hosel structure.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 28, 2014
From: SOLHEIM, JOHN A.; COLE, ERIC V.; BLANKENSHIP, JEFFREY A.; MORALES, ERIC J.; STOKKE, RYAN M.; JERTSON, MARTIN R.
To: KARSTEN MANUFACTURING CORPORATION
Reel/Frame 032974/0182 →
Continuity (14)
Continuation In Part 13795653 · Mar 12, 2013
Continuation In Part 13429319 · Mar 24, 2012
Continuation In Part 13468663 · May 10, 2012
Continuation In Part 13468675 · May 10, 2012
Continuation In Part 13735123 · Jan 7, 2013
Continuation In Part 13429319
Continuation In Part 13429319
Continuation In Part 13468663
Continuation In Part 13468675
Continuation In Part 13468677 · May 10, 2012
Continuation 13429319
Provisional Application 61590232 · Jan 24, 2012
Provisional Application 61529880 · Aug 31, 2011
Related Publication 20140370999A1 · Dec 18, 2014