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:
Sep. 28, 2010
Filed:
Mar. 30, 2005
Applicants:
Hiroyuki Horimura, Wako, JP;
Kosuke Doi, Wako, JP;
Inventors:
Hiroyuki Horimura, Wako, JP;
Kosuke Doi, Wako, JP;
Assignee:
Honda Motor Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C 14/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
To provide a valve spring retainer made of titanium, capable of reduction in raw material cost and processing cost, a valve spring retainer is formed out of a titanium alloy raw material composed of 0.8 wt %≦Fe≦1.2 wt %, 0.24 wt %≦O≦0.32 wt %, 0.02 wt %≦N≦0.05 wt %, and balance Ti containing unavoidable impurities through cold forging.