Club head sets with varying characteristics and related methods

• US 8,574,094 B2
• Filed: 06/01/2010
• Issued: 11/05/2013
• Est. Priority Date: 07/25/2007
• Status: Active Grant

• Current Assignee: Karsten Manufacturing Corporation
• Original Assignee: Karsten Manufacturing Corporation
• Inventors: Nicolette, Michael R., Schweigert, Bradley D., Jertson, Marty R.
• Primary Examiner(s): Kim, Gene
• Assistant Examiner(s): STANCZAK, MATTHEW BRIAN
• Application Number:
  US12/791,738
• Publication Number:
  US 20100279794A1
• Time in Patent Office: 1,253 Days
• Field of Search: 473290-291, 473334-339, 473349-350, D21747-749
• US Class Current: 473/291
• CPC Class Codes: A63B 2053/0491 with added weights, e.g. changeable, replaceable
• CPC Class Codes: A63B 53/005 Club sets
• CPC Class Codes: A63B 53/04 Heads
• CPC Class Codes: A63B 53/0408 characterised by specific dimensions, e.g. thickness
• CPC Class Codes: A63B 53/0433 with special sole configurations
• CPC Class Codes: A63B 53/0454 Strengthening ribs on the rear surface of the impact face plate
• CPC Class Codes: A63B 53/0458 with non-uniform thickness of the impact face plate
• CPC Class Codes: A63B 53/047 iron-type
• CPC Class Codes: A63B 60/02 Ballast means for adjusting the centre of mass A63B60/24, A63B60/54 take precedence

Abstract

Embodiments of golf clubs head sets with varying characteristics are disclosed herein. Other examples and related methods are also generally described herein.

Claims

1. A club head set comprising:

a first club head comprising;

a first loft angle;

a first front face;

a first back portion comprising;

a first toe region comprising a first lower toe section; and

a first weight at the first lower toe section of the first toe region; and

a second club head comprising;

a second loft angle;

a second front face; and

a second back portion comprising;

a second toe region comprising a second lower toe section;

and

a second weight at the second lower toe section of the second toe region;

wherein;

the first loft angle is greater than the second loft angle;

the first club head comprises a short iron club head;

the second club head comprises a long iron club head;

a mass of the first weight is substantially similar to a mass of the second weight;

the first weight comprises a first-first dimension having a first-first dimensional direction;

the second weight comprises a second-first dimension having a second-first dimensional direction corresponding to the first-first dimensional direction of the first weight;

the first weight comprises a first-second dimension having a first-second dimensional direction;

the second weight comprises a second-second dimension having a second-second dimensional direction corresponding to the first-second dimensional direction of the first weight;

the first-first dimension of the first weight is greater than the second-first dimension of the second weight;

the second-second dimension of the second weight is greater than the first-second dimension of the first weight;

the first-first dimension of the first weight comprises a first depth of the first weight;

the second-first dimension of the second weight comprises a second depth of the second weight;

the first-second dimension of the first weight comprises;

a first length of the first weight;

or

a first width of the first weight;

and

the second-second dimension of the second weight comprises;

a second length of the second weight when the first-second dimension of the first weight comprises the first length of the first weight;

or

a second width of the second weight when the first-second dimension of the first weight comprises the first width of the first weight.

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

the first weight comprises;

the first depth between;

a first front end of the first weight towards the first back portion; and

a first back end of the first weight towards the first front face;

and

at least one of;

the first length substantially perpendicular to the first depth;

or

the first width substantially perpendicular to the first depth;

the second weight comprises;

the second depth between;

a second front end of the second weight towards the second back portion; and

a second back end of the second weight towards the second front face;

and

at least one of;

the second length substantially perpendicular to the second depth;

or

the second width substantially perpendicular to the second depth.

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

a second shortest distance between the second front face and the second weight is greater than a first shortest distance between the first front face and the first weight.

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

a second shortest distance between the second front face and a center of gravity of the second weight is greater than a first shortest distance between the first front face and a center of gravity of the first weight.

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

a center of gravity of the first club head is closer to the first front face than a center of gravity of the second club head is to the second front face.

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

the first club head further comprises a first hosel;

the second club head further comprises a second hosel;

the mass of the first weight counterbalances a mass of the first hosel; and

the mass of the second weight counterbalances a mass of the second hosel.

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

the first weight is visible at the first lower toe section of the first toe region; and

the second weight is visible at the second lower toe section of the second toe region.

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

the first club head further comprises a first perimeter weight at a periphery of the first back portion;

the first perimeter weight comprises a first cavity at the first lower toe section of the first toe region;

the first weight is located at the first cavity;

the second club head further comprises a second perimeter weight at a periphery of the second back portion;

the second perimeter weight comprises a second cavity at the second lower toe section of the second toe region; and

the second weight is located at the second cavity.

9. The club head set of claim 8, wherein:

the first weight of the first club head is incompatible with the second cavity of the second club head; and

the second weight of the second club head is incompatible with the first cavity of the first club head.

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

the mass of the first weight and the mass of the second weight are substantially equal to each other; and

the mass of each of the first and second weights comprises approximately 5 grams to approximately 50 grams.

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

the second club head comprises one of;

a 2-iron head, a 3-iron head, a 4-iron head, or a 5-iron head;

the first club head comprises one of;

a 9-iron head, or a wedge head;

when the second club head comprises the 2-iron head, the 2-iron head comprises;

the second loft angle having a 2-iron loft angle of approximately 18 degrees to approximately 20 degrees; and

a 2-iron distance between the second front face and the second weight of approximately 1.27 mm to approximately 28.1 mm;

when the second club head comprises the 3-iron head, the 3-iron head comprises;

the second loft angle having a 3-iron loft angle of approximately 20 degrees to approximately 23 degrees; and

a 3-iron distance between the second front face and the second weight of approximately 1.22 mm to approximately 27.9 mm;

when the second club head comprises the 4-iron head, the 4-iron head comprises;

the second loft angle having a 4-iron loft angle of approximately 21 degrees to approximately 25 degrees; and

a 4-iron distance between the second front face and the second weight of approximately 1.17 mm to approximately 27.9 mm;

when the second club head comprises the 5-iron head, the 5-iron head comprises;

the second loft angle having a 5-iron loft angle of approximately 23 degrees to approximately 28 degrees; and

a 5-iron distance between the second front face and the second weight of approximately 1.12 mm to approximately 27.4 mm;

when the first club head comprises the 9-iron head, the 9-iron head comprises;

the first loft angle having a 9-iron loft angle of approximately 38 degrees to approximately 45 degrees; and

a 9-iron distance between the first front face and the first weight of approximately 0.91 mm to approximately 23.3 mm;

and

when the first club head comprises the wedge head, the wedge head comprises;

the first loft angle having a wedge loft angle of approximately 42 degrees to approximately 64 degrees; and

a wedge distance between the first front face and the first weight of approximately 0.86 mm to approximately 25.7 mm.

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

a third club head comprising;

a third loft angle;

a third front face;

a third back portion comprising;

a third toe region comprising a third lower toe section; and

and

a third weight at the third lower toe section of the third toe region;

when the third club head comprise a 6-iron head, the 6-iron head comprises;

the third loft angle having a 6-iron loft angle of approximately 26 degrees to approximately 32 degrees; and

a 6-iron distance between the third front face and the third weight of approximately 1.07 mm to approximately 27.1 mm;

when the third club head comprise a 7-iron head, the 7-iron head comprises;

the first loft angle having a 7-iron loft angle of approximately 29 degrees to approximately 36 degrees; and

a 7-iron distance between the third front face and the third weight of approximately 1.02 mm to approximately 26.9 mm;

and

when the third club head comprise an 8-iron head, the 8-iron head comprises;

the first loft angle having an 8-iron loft angle of approximately 34 degrees to approximately 42 degrees; and

an 8-iron distance between the third front face and the third weight of approximately 0.97 mm to approximately 26.4 mm.

13. A method comprising:

providing a club head set, comprising;

providing a first club head of the club head set, the first club head comprising;

a first loft angle;

a first front face; and

a first back portion comprising;

a first lower toe section comprising a first cavity;

providing a first weight at the first cavity;

providing a second club head of the club head set, the second club head comprising;

a second loft angle;

a second front face; and

a second back portion comprising;

a second lower toe section comprising a second cavity;

and

providing a second weight at the second cavity;

wherein;

the first loft angle is greater than the second loft angle;

the first club head comprises a short iron club head;

the second club head comprises a long iron club head;

a mass of the first weight is substantially similar to a mass of the second weight;

the first weight comprises a first-first dimension having a first-first dimensional direction;

the second weight comprises a second-first dimension having a second-first dimensional direction corresponding to the first-first dimensional direction of the first weight;

the first weight comprises a first-second dimension having a first-second dimensional direction;

the second weight comprises a second-second dimension having a second-second dimensional direction corresponding to the first-second dimensional direction of the first weight;

the first-first dimension of the first weight is greater than the second-first dimension of the second weight;

the second-second dimension of the second weight is greater than the first-second dimension of the first weight;

the first-first dimension of the first weight comprises a first depth of the first weight;

the second-first dimension of the second weight comprises a second depth of the second weight;

the first-second dimension of the first weight comprises;

a first length of the first weight;

or

a first width of the first weight;

and

the second-second dimension of the second weight comprises;

a second length of the second weight when the first-second dimension of the first weight comprises the first length of the first weight;

or

a second width of the second weight when the first-second dimension of the first weight comprises the first width of the first weight.

14. The method of claim 13, further comprising:

the mass of the second weight is substantially equal to the mass of the first weight.

15. The method of claim 13, wherein:

providing the second weight at the second cavity comprises;

providing a minimum distance from the second weight to the second front face to be greater than a minimum distance from the first weight to the first front face.

16. The method of claim 13, wherein:

providing the first and second weights comprises;

providing a center of gravity of the first club head to be closer to the first front face than what a center of gravity of the second club head is to the second front face.

17. The method of claim 13, wherein:

providing the first weight at the first cavity comprises;

providing the first weight to counterbalance a hosel of the first club head; and

providing the second weight at the second cavity comprises;

providing the second weight to counterbalance a hosel of second first club head.