Golf club head with a face insert

• US 6,669,577 B1
• Filed: 06/13/2002
• Issued: 12/30/2003
• Est. Priority Date: 06/13/2002
• Status: Expired due to Term

• Current Assignee: Callaway Golf Company (Topgolf Callaway Brands Corp.)
• Original Assignee: Callaway Golf Company (Topgolf Callaway Brands Corp.)
• Inventors: Gibbs, Evan D., Hocknell, Alan, Helmstetter, Richard C.
• Primary Examiner(s): Passaniti, Sebastiano
• Application Number:
  US10/064,135
• Publication Number:
  US 20030232662A1
• Time in Patent Office: 565 Days
• Field of Search: 473/324, 473/345, 473/346, 473/349, 473/350, 473/329, 473/290, 473/291, 473/292, 473/342
• US Class Current: 473/329
• CPC Class Codes: A63B 2209/00 Characteristics of used materials
• CPC Class Codes: A63B 53/0408 characterised by specific dimensions, e.g. thickness
• CPC Class Codes: A63B 53/0412 Volume
• CPC Class Codes: A63B 53/0416 Heads having an impact surface provided by a face insert
• CPC Class Codes: A63B 53/0466 wood-type

Abstract

A golf club head (20) having a body (22) with a front wall (30) with an opening (32) and a striking plate insert (40) is disclosed herein. The front wall (30) has a perimeter region (50) encompassing the opening (32), which has a thickness less than the thickness of the striking plate insert (40). The golf club head (20) has a volume between 200 cubic centimeters and 600 cubic centimeters. The golf club head (20) has a mass between 140 grams and 215 grams.

Claims

1. A wood-type golf club head comprising:

a body having a crown, a sole, a ribbon, and a front wall with an opening, the front wall having a perimeter region encompassing the opening, the perimeter region having a thickness of 0.070 inch to 0.0110 inch, the perimeter region extending from the opening to the perimeter of the front wall, the body composed of a cast titanium alloy material; and

a striking plate insert positioned within the opening, the striking plate insert having a uniform thickness in the range of 0.080 inch to 0.120 inch, the striking plate insert composed of a formed titanium alloy material;

wherein the perimeter region has a thickness less than the thickness of the striking plate insert, the golf club head has a volume ranging from 350 cubic centimeters to 420 cubic centimeters and a mass ranging from 185 grams to 215 grams, and the golf club head has a coefficient of restitution ranging from 0.82 to 0.89;

wherein the depth of the golf club head from the aft end to the striking plate insert ranges from 3.0 inches to 4.5 inches, the height of the golf club head from the sole to the crown ranges from 2.0 inches to 3.5 inches, and the width of the golf club head from the toe end to the heel end ranges 4.0 inches to 5.0 inches.

2. A wood-type golf club head comprising:

a body having a crown, a sole, a ribbon, and a front wall with an opening, the front wall having a perimeter region encompassing the opening, the perimeter region having a thickness of 0.070 inch to 0.0110 inch, the perimeter region extending from the opening to the perimeter of the front wall, the crown having a thickness of 0.030 inch to 0.050 inch, the sole having a thickness of 0.030 inch to 0.050 inch, the body composed of a cast titanium alloy material; and

a striking plate insert positioned within the opening and welded to the body, the striking plate insert having a uniform thickness in the range of 0.080 inch to 0.120 inch, the striking plate insert composed of a formed titanium alloy material;

wherein the perimeter region has a thickness less than the thickness of the striking plate insert, the golf club head has a volume ranging from 350 cubic centimeters to 420 cubic centimeters and a mass ranging from 185 grams to 215 grams, and the golf club head has a coefficient of restitution ranging from 0.82 to 0.89;

wherein the depth of the golf club head from the aft end to the striking plate insert ranges from 3.0 inches to 4.5 inches, the height of the golf club head from the sole to the crown ranges from 2.0 inches to 3.5 inches, and the width of the golf club head from the toe end to the heel end ranges 4.0 inches to 5.0 inches.