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:
Jan. 15, 2002
Filed:
Aug. 17, 2000
Applicant:
Inventors:
Haruki Kobayashi, Fujisawa, JP;
Tatsuo Kanzaki, Fujisawa, JP;
Makoto Abe, Fujisawa, JP;
Takeshi Sassa, Fujisawa, JP;
Assignee:
Fuji Oozx, Inc., Kanagawa-ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01L 3/10 ;
U.S. Cl.
CPC ...
F01L 3/10 ;
Abstract
To operate a poppet valve in an internal combustion engine, a valve operating mechanism comprises a valve spring retainer which has a taper bore, a pair of cotters which is inserted in the bore to support the poppet valve, and a valve spring between the valve spring retainer and a cylinder head. There is provided means for preventing the cotters from falling out the bore.