The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 19, 2002
Filed:
Sep. 28, 2000
Applicant:
Inventors:
Joel B. Erickson, Carlsbad, CA (US);
John G. Guard, Oceanside, CA (US);
James F. Dooley, Fallbrook, CA (US);
M. Grace Hohn Pimentel, Oceanside, CA (US);
Thomas J. DiMarco, Carlsbad, CA (US);
Assignee:
Callaway Golf Company, Carlsbad, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A63B 5/304 ; A63B 5/306 ; B23K 2/010 ; B23P 1/900 ;
U.S. Cl.
CPC ...
A63B 5/304 ; A63B 5/306 ; B23K 2/010 ; B23P 1/900 ;
Abstract
A golf club head having a defined internal cavity, and a golf club head containing a bi-material weight having a nonhomogeneous structure is disclosed herein. A method to add the bi-material weight to the golf club entails heating, vibration and cooling to produce the nonhomogeneous structure is also disclosed herein.