Striking plate for a golf club head

• US 6,569,033 B2
• Filed: 11/13/2001
• Issued: 05/27/2003
• Est. Priority Date: 10/23/1996
• Status: Expired due to Fees

• Current Assignee: Callaway Golf Company (Topgolf Callaway Brands Corp.)
• Original Assignee: Callaway Golf Company (Topgolf Callaway Brands Corp.)
• Inventors: Kosmatka, John B.
• Primary Examiner(s): Passaniti, Sebastiano
• Application Number:
  US09/683,057
• Publication Number:
  US 20020049094A1
• Time in Patent Office: 560 Days
• Field of Search: 473/324, 473/329, 473/330, 473/345, 473/346, 473/342, 473/349, 473/350, 473/347, 473/348, 473/290, 473/291, 473/292, 473/332
• US Class Current: 473/329
• CPC Class Codes: A63B 2209/02 with reinforcing fibres, e.g. carbon, polyamide fibres
• CPC Class Codes: A63B 53/04 Heads
• CPC Class Codes: A63B 53/0408 characterised by specific dimensions, e.g. thickness
• CPC Class Codes: A63B 53/0458 with non-uniform thickness of the impact face plate
• CPC Class Codes: A63B 53/0462 characterised by tapering thickness of the impact face plate
• CPC Class Codes: A63B 53/0466 wood-type
• CPC Class Codes: A63B 60/00 Details or accessories of golf clubs, bats, rackets or the like
• CPC Class Codes: A63B 69/3635 with sound-emitting source

Abstract

A golf club having a club head with a striking plate that has an aspect ratio in excess of 0.575. The golf club head has a thin striking plate with a high aspect ratio in order to increase the deflection of the striking plate during impact with a golf ball. The striking plate may be composed of stainless steel, titanium, aluminum, amorphous metal, composites, or the like. The golf club head may be a wood or an iron.

Claims

1. A golf club head comprising:

a body having a heel end and a toe end wherein a striking plate is disposed on the body and extends from the heel end to the toe end, wherein the striking plate is composed of a forged titanium material having an exterior surface with a depth, D, of the striking plate ranging from 1.45 inches to 2.50 inches and a width, W, ranging from 2.50 inches to 4.00 inches, wherein the striking plate has an aspect ratio of at least 0.575, and a striking plate thickness, T, ranging from 0.050 inch to 0.130 inch, and wherein the body has a volume ranging from 250 cubic centimeters to 400 cubic centimeters and wherein the golf club head has a COR value ranging from 0.81 to 0.93 as measured under USGA test conditions.

2. The golf club head according to claim 1 wherein the striking plate has a thickness, T, in the range of 0.100 inch to 0.110 inch.

3. The golf club head according to claim 1 wherein the body has a volume in the range of 300 cubic centimeters to 380 cubic centimeters.

4. The golf club head according to claim 1 wherein the club has a COR value in the range of 0.82 to 0.85.

5. A golf club head comprising:

a body having a heel end and a toe end wherein a striking plate is disposed on the body and extends from the heel end to the toe end, wherein the striking plate is composed of a forged titanium material having an exterior surface with a depth, D, of the striking plate ranging from 1.45 inches to 2.50 inches and a width, W, ranging from 2.50 inches to 4.00 inches, wherein the striking plate has an aspect ratio of at least 0.575, and a striking plate thickness, T, ranging from 0.100 inch to 0.110 inch, and wherein the body has a volume ranging from 300 cubic centimeters to 380 cubic centimeters and wherein the golf club head has a COR value ranging from 0.82 to 0.85 as measured under USGA test conditions.