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. 12, 2006
Filed:
Jul. 26, 2004
Applicants:
Gary M. Everingham, Ontario, CA;
Andre Veinotte, Ontario, CA;
Inventors:
Gary M. Everingham, Ontario, CA;
Andre Veinotte, Ontario, CA;
Assignee:
Siemens VDO Automotive, Inc., Chatham, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 33/04 (2006.01); F02M 33/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
An evaporative fuel vapor control system, purge valve and methods are described. The system includes a fuel supply, internal combustion engine, vapor canister, a bypass passage, and a purge valve. The bypass passage includes a sensor disposed in the bypass passage and in communication with the flow passage to provide a signal indicative of the magnitude of chemicals in the fuel vapor being provided to the engine. Various methodologies relating the system, purge valve and sensors are described.