CO-FORGED GOLF CLUB HEAD AND METHOD OF MANUFACTURE
First Claim
1. A forged golf club head comprising:
- a body portion made out of a first material having at least one cavity;
at least one weight adjustment portion made out of a second material encased within said body portion; and
a cap, made out of said first material, at least partially enclosing said cavity;
wherein an outer surface area of said at least one weight adjustment portion equals an inner surface area of said at least one cavitywherein said first material has a first thermal expansion coefficient and said second material has a second thermal expansion coefficient, and wherein said first thermal expansion coefficient is greater than or equal to said second thermal expansion coefficient.
4 Assignments
0 Petitions
Accused Products
Abstract
A co-forged iron type golf club is disclosed. More specifically, the present invention discloses a co-forged iron type golf club with the body portion made out of a first material and at least one weight adjustment portion monolithically encased within the body portion of the co-forged iron type golf club head without the need for secondary attachment or machining operations. The present invention creates of an iron type golf club head from a pre-form billet that already contains two or more materials before the actual forging process resulting in a multi-material golf club head that doesn'"'"'t require any post manufacturing operations such as machining, welding, swaging, gluing, and the like.
-
Citations
14 Claims
-
1. A forged golf club head comprising:
-
a body portion made out of a first material having at least one cavity; at least one weight adjustment portion made out of a second material encased within said body portion; and a cap, made out of said first material, at least partially enclosing said cavity; wherein an outer surface area of said at least one weight adjustment portion equals an inner surface area of said at least one cavity wherein said first material has a first thermal expansion coefficient and said second material has a second thermal expansion coefficient, and wherein said first thermal expansion coefficient is greater than or equal to said second thermal expansion coefficient. - View Dependent Claims (2, 3, 4, 5, 6, 7)
-
-
8. A forged golf club head comprising:
-
a body portion made out of a first material having at least one cavity; at least one weight adjustment portion made out of a second material encased within said body portion; and a cap, made out of said first material, completely enclosing said cavity; wherein an outer surface area of said at least one weight adjustment portion equals an inner surface area of said at least one cavity. - View Dependent Claims (9, 10, 11, 12, 13, 14)
-
Specification