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:
Dec. 28, 2010
Filed:
May. 02, 2008
Applicant:
Adrian Crisan, Chatham, CA;
Inventor:
Adrian Crisan, Chatham, CA;
Assignee:
Continental Automotive Canada, Chatham, Ontario, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 37/20 (2006.01); F02M 37/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A system and method are provided for detecting a leak in an automotive fuel system. The functions of vacuum sensing, vacuum relief (high vacuum relief level) and pressure relief (high pressure relief level) are all performed by a single self-actuated diaphragm-seal valve mechanism.