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:
Oct. 25, 2016
Filed:
Oct. 29, 2014
Applicant:
Ford Global Technologies, Llc, Dearborn, MI (US);
Inventors:
Helmut Hans Ruhland, Eschweiler, DE;
Jens Dunstheimer, Cologne, DE;
Albert Breuer, Cologne, DE;
Shuya Shark Yamada, Novi, MI (US);
Assignee:
Ford Global Technologies, LLC, Dearborn, MI (US);
Primary Examiner:
Int. Cl.
CPC ...
F01L 1/34 (2006.01); F02D 13/02 (2006.01); F02D 13/00 (2006.01); F01N 13/10 (2010.01); F02D 41/00 (2006.01);
U.S. Cl.
CPC ...
F02D 13/0246 (2013.01); F01N 13/10 (2013.01); F02D 13/00 (2013.01); F02D 13/02 (2013.01); F02D 13/0257 (2013.01); F02D 13/0249 (2013.01); F02D 2041/001 (2013.01); Y02T 10/18 (2013.01);
Abstract
A method for controlling valve actuation in an engine is provided. The method includes initiating combustion operation in a first cylinder, opening, via a first cam, a first exhaust valve coupled to the first cylinder for a first opening duration. The method further includes opening, via a second cam, a second exhaust valve coupled to the first cylinder for a second opening duration not equivalent to the first opening duration.