Hybrid golf club head

• US 8,246,488 B2
• Filed: 09/17/2010
• Issued: 08/21/2012
• Est. Priority Date: 09/24/2009
• Status: Active Grant

• Current Assignee: Callaway Golf Company (Topgolf Callaway Brands Corp.)
• Original Assignee: Callaway Golf Company (Topgolf Callaway Brands Corp.)
• Inventors: Stevens, Daniel M., Foster, Philip G., Byrne, Wayne H., Erickson, Joel B.
• Primary Examiner(s): Passaniti, Sebastiano
• Application Number:
  US12/885,181
• Publication Number:
  US 20110070969A1
• Time in Patent Office: 704 Days
• Field of Search: 473324-350, 473287-292
• US Class Current: 473/335
• CPC Class Codes: A63B 2053/0491 with added weights, e.g. changeable, replaceable
• CPC Class Codes: A63B 53/04 Heads
• CPC Class Codes: A63B 53/0408 characterised by specific dimensions, e.g. thickness
• CPC Class Codes: A63B 53/0412 Volume
• CPC Class Codes: A63B 53/0433 with special sole configurations
• 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 60/02 Ballast means for adjusting the centre of mass A63B60/24, A63B60/54 take precedence

Abstract

A hybrid type golf club head is disclosed herein. The hybrid golf club head preferably has an exterior heel weight, an exterior toe weight, and interior sole weight and a stainless steel body. The hybrid golf club head preferably has a moment of inertia Ixx about a center of gravity ranging from 2100 to 2300 grams-centimeters squared.

Claims

1. A hybrid golf club head comprising:

a body comprising a crown section, a sole section and a face section;

an exterior heel weight bonded in recesses on an exterior surface of the sole section, the exterior heel weight having a mass ranging from 5 to 10 grams;

an exterior toe weight bonded in recesses on the exterior surface of the sole section, the exterior toe weight having a mass ranging from 5 to 10 grams;

an interior weight chip positioned on an interior surface of the sole section near the face section, the interior weight chip having a mass ranging from 4 to 8 grams;

wherein the hybrid golf club head has a moment of inertia Izz about a center of gravity ranging from 2000 to 3000 grams-centimeters squared;

wherein the hybrid golf club head has a moment of inertia Ixx about a center of gravity ranging from 1900 to 2500 grams-centimeters squared;

wherein the hybrid golf club head has a loft angle ranging from 18 degrees to 28 degrees;

wherein the hybrid golf club head has a volume ranging from 100 to 150 cubic centimeters;

wherein the hybrid golf club head has a mass ranging from 210 grams to 240 grams.

2. The hybrid golf club head according to claim 1 wherein the body is composed of a stainless steel material.

3. The hybrid golf club head according to claim 1 wherein the body is composed of a titanium alloy material.

4. The hybrid golf club head according to claim 1 wherein the hybrid golf club head has a moment of inertia Izz about a center of gravity ranging from 2300 to 2700 grams-centimeters squared.

5. The hybrid golf club head according to claim 1 wherein the hybrid golf club head has a moment of inertia Ixx about a center of gravity ranging from 2100 to 2300 grams-centimeters squared.