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. 12, 1991
Filed:
Jul. 27, 1989
Applicant:
Inventors:
Frederic Porchet, Birchwil, CH;
Robert Hofer, Elgg, CH;
Assignee:
Sulzer Brothers Limited, Witnerthur, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M / ;
U.S. Cl.
CPC ...
2395333 ; 239600 ; 239D / ;
Abstract
The fuel injection valve is provided with a pair of ceramic rings in order to define a plurality of nozzles for injecting fuel into a combustion chamber. The two rings are mounted about an annular groove on an end of the valve body and communicate with a fuel delivery duct. The rings are mounted in place by threaded rings and intermediate rings with conical surfaces facing a conical surface of the valve body.
Porchet, Frederic. (1991). Fuel injection valve (U.S. Patent No. 4991771). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4991771
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile