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:
Jun. 07, 2016
Filed:
Dec. 23, 2014
Applicant:
Ford Global Technologies, Llc, Dearborn, MI (US);
Inventors:
Russell Randall Pearce, Ann Arbor, MI (US);
Niels Christopher Kragh, Commerce Township, MI (US);
Scott A. Bohr, Novi, MI (US);
Mark Bunge, Dearborn, MI (US);
Mark W. Peters, Wolverine Lake, MI (US);
Assignee:
Ford Global Technologies, LLC, Dearborn, MI (US);
Primary Examiner:
Int. Cl.
CPC ...
F02D 19/00 (2006.01); F02D 41/00 (2006.01); F02M 25/08 (2006.01); F02D 19/06 (2006.01);
U.S. Cl.
CPC ...
F02D 41/004 (2013.01); F02D 19/0621 (2013.01); F02D 41/003 (2013.01); F02D 41/0032 (2013.01); F02M 25/089 (2013.01); F02M 25/0836 (2013.01); F02M 25/0854 (2013.01); F02M 25/0872 (2013.01);
Abstract
A method for operating a fuel system is disclosed. The method includes sequentially purging fuel vapors from each of a plurality of regions of a canister. Purging a region includes opening an air inlet valve associated with that region and maintaining air inlet valves associated with each other region closed to direct fuel vapors to at least one purge outlet.