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:
Aug. 25, 2015
Filed:
Mar. 27, 2012
Applicants:
Joseph Norman Ulrey, Dearborn, MI (US);
Ross Dykstra Pursifull, Dearborn, MI (US);
Donald J. Lewis, Beaverton, OR (US);
Inventors:
Joseph Norman Ulrey, Dearborn, MI (US);
Ross Dykstra Pursifull, Dearborn, MI (US);
Donald J. Lewis, Beaverton, OR (US);
Assignee:
Ford Global Technologies, LLC, Dearborn, MI (US);
Primary Examiner:
Int. Cl.
CPC ...
F02M 21/02 (2006.01); F02D 19/02 (2006.01); F02D 41/00 (2006.01); F02D 19/06 (2006.01); F02D 19/08 (2006.01);
U.S. Cl.
CPC ...
F02D 19/027 (2013.01); F02D 41/0027 (2013.01); F02D 19/0628 (2013.01); F02D 19/0642 (2013.01); F02D 19/0647 (2013.01); F02D 19/08 (2013.01); F02D 19/081 (2013.01); F02D 2200/0406 (2013.01); F02D 2200/0602 (2013.01); Y02T 10/32 (2013.01);
Abstract
A system for method for emptying a gas storage tank of a vehicle is presented. In one example, engine valve timing is adjusted to facilitate reducing pressure within the gas storage tank. The system and method may extend the use of the gas stored in the gas storage tank.