IP Library Granted Patent US 7,491,135
Granted Patent B1
US 7,491,135 · App. 11/275,363 · Granted Feb 17, 2009

Dual face putter head

Assignee: Callaway Golf Company
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Quick Facts
Patent No.
US 7,491,135
App. No.
11/275,363
Granted
Feb 17, 2009
Kind
B1
Abstract

A putter-type club head having a blade member and a peripheral mass belt is disclosed herein. The blade member is preferably composed of an aluminum alloy, and has a first surface with a first insert and a second surface with a second insert. The blade member is removably attached to the peripheral mass belt to allow for a reversal of the striking surface from the first face surface to the second face surface.

Claims (36)

1. A putter-type club head comprising:

a blade member having a first face surface and a second face surface, the first face surface having a first recess therein, the second face surface having a second recess therein;

a first insert disposed within the first recess, the first insert composed of a polymer material;

a second insert disposed within the second recess, the second recess composed of a metal material;

a peripheral mass belt removably attached to the blade member, the peripheral mass belt having a central mass portion, a heel arc member extending from the central mass portion and a toe arc member extending from the central mass portion;

a crown member disposed above the peripheral mass belt and attached thereto;

a sole member disposed below the peripheral mass belt and attached thereto;

wherein the blade member, the crown member, the sole member and the central mass portion of the peripheral mass belt define a central aperture through the putter-type club head having a heel end opening and a toe end opening, and the central aperture separates the crown member from the sole member, and the blade member from the central mass portion;

wherein the putter-type club head has a length, L, from the first surface of the blade member to the rearward most end of the peripheral mass belt ranging from 3.0 inches to 6.0 inches.

2. The putter-type club head according to claim 1 further comprising

a plurality of recesses on an external surface of the crown member, each of the plurality of recesses having a circular shape with a diameter ranging from 1.62 inches to 1.70 inches;

a plurality of circular inserts, each of the plurality of circular inserts disposed within a corresponding recess of the plurality of recesses.

3. The putter-type club head according to claim 2 wherein each of the plurality of circular inserts is composed of a thermosetting polyurethane material, and each of the plurality of circular inserts has a white color.

4. The putter-type club head according to claim 1 wherein the center of gravity of the club head is located from between 0.25 inch to 1.0 inch upward from an external surface of the sole member.

5. The putter-type club head according to claim 4 wherein the center of gravity of the club head is located 1.50 inches to 3.5 inches rearward from the second surface of the blade member.

6. The putter-type club head according to claim 1 further comprising an alignment means disposed on the crown member.

7. The putter-type club head according to claim 1 wherein the first insert is composed of a thermoplastic polyurethane material having a Shore D hardness ranging from 30 to 60.

8. The putter-type club head according to claim 1 wherein the second insert is composed of a stainless steel material.

9. The putter-type club head according to claim 1 further comprising a plurality of bolts for attaching the blade member to the peripheral mass belt.

10. A putter-type club head comprising:

a blade member having a first face surface and a second face surface, the first face surface having a first recess therein, the second face surface having a second recess therein;

a first insert disposed within the first recess, the first insert composed of a polymer material;

a second insert disposed within the second recess, the second recess composed of a metal material;

a peripheral mass belt removably attached to the blade member, the peripheral mass belt having a central mass portion, a heel arc member extending from the central mass portion a toe arc member extending from the central mass portion;

a crown member disposed above the peripheral mass belt and attached thereto;

a sole member disposed below the peripheral mass belt and attached thereto; and

a dampening member disposed between the crown member and the sole member, the dampening member disposed within the heel arc member and the toe arc member of the peripheral mass belt.

11. The putter-type club head according to claim 10 wherein the putter-type club head has a length, L, from the face portion to the rearward most end of the peripheral mass belt ranging from 3.0 inches to 6.0 inches.

12. The putter-type club head according to claim 10 wherein the peripheral mass belt ranges from 20 to 50 volume percent of the putter-type club head and ranges from 40 to 60 weight percent of the body.

13. The putter-type club head according to claim 10 wherein the peripheral mass belt is composed of stainless steel.

14. The putter-type club head according to claim 10 wherein the first insert is composed of a thermoplastic polyurethane material having a Shore D hardness ranging from 30 to 60.

15. The putter-type club head according to claim 10 wherein the second insert is composed of a stainless steel material.

16. The putter-type club head according to claim 10 further comprising a plurality of bolts for attaching the blade member to the peripheral mass belt.

17. The putter-type club head according to claim 10 wherein the dampening member is composed of a polymer material.

18. The putter-type club head according to claim 10 wherein the crown member and the sole member are composed of an aluminum material.

19. The putter-type club head according to claim 10 wherein the peripheral mass belt is composed of a material having a density ranging from 7.00 g/cm 3 to 10.0 g/cm 3 .

Assignments (8)
RELEASE OF SECURITY INTEREST AT REEL/FRAME 063665/0176 Recorded Jun 1, 2026
From: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
To: CALLAWAY GOLF COMPANY (F/K/A TOPGOLF CALLAWAY BRANDS CORP.); TRAVISMATHEW, LLC; OGIO INTERNATIONAL, INC.; WORLD GOLF TOUR, LLC
Reel/Frame 075834/0150 →
SECURITY INTEREST Recorded May 17, 2023
From: TOPGOLF CALLAWAY BRANDS CORP.; OGIO INTERNATIONAL, INC.; TOPGOLF INTERNATIONAL, INC.; TRAVISMATHEW, LLC; WORLD GOLF TOUR, LLC
To: BANK OF AMERICA, N.A.
Reel/Frame 063692/0009 →
SECURITY AGREEMENT Recorded May 16, 2023
From: TOPGOLF CALLAWAY BRANDS CORP. (FORMERLY CALLAWAY GOLF COMPANY); OGIO INTERNATIONAL, INC.; TOPGOLF INTERNATIONAL, INC.; TRAVISMATHEW, LLC; WORLD GOLF TOUR, LLC
To: BANK OF AMERICA, N.A, AS COLLATERAL AGENT
Reel/Frame 063665/0176 →
RELEASE (REEL 048172 / FRAME 0001) Recorded Mar 17, 2023
From: BANK OF AMERICA, N.A.
To: TOPGOLF CALLAWAY BRANDS CORP. (F/K/A CALLAWAY GOLF COMPANY); OGIO INTERNATIONAL, INC.
Reel/Frame 063622/0187 →
SECURITY INTEREST Recorded Jan 23, 2019
From: CALLAWAY GOLF COMPANY; CALLAWAY GOLF SALES COMPANY; CALLAWAY GOLF BALL OPERATIONS, INC.; OGIO INTERNATIONAL, INC.; CALLAWAY GOLF INTERACTIVE, INC.; CALLAWAY GOLF INTERNATIONAL SALES COMPANY; TRAVISMATHEW, LLC
To: BANK OF AMERICA, N.A.
Reel/Frame 048110/0352 →
SECURITY AGREEMENT Recorded Jan 4, 2019
From: CALLAWAY GOLF COMPANY; OGIO INTERNATIONAL, INC.
To: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 048172/0001 →
SECURITY INTEREST Recorded Feb 16, 2018
From: CALLAWAY GOLF COMPANY; CALLAWAY GOLF SALES COMPANY; CALLAWAY GOLF BALL OPERATIONS, INC.; OGIO INTERNATIONAL, INC.; CALLAWAY GOLF INTERACTIVE, INC.; CALLAWAY GOLF INTERNATIONAL SALES COMPANY
To: BANK OF AMERICA, N.A.
Reel/Frame 045350/0741 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 6, 2006
From: ROLLINSON, AUGUSTIN W.
To: CALLAWAY GOLF COMPANY
Reel/Frame 017169/0490 →
Continuity (1)
Provisional Application 6064070500 · Dec 30, 2004