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:
Jan. 01, 2019
Filed:
Jul. 26, 2016
Applicant:
Ford Global Technologies, Llc, Dearborn, MI (US);
Inventors:
Leonhard Bartsch, Aachen, DE;
Rob Stalman, Selfkant, DE;
Assignee:
Ford Global Technologies, LLC, Dearborn, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F02B 33/44 (2006.01); F02D 17/02 (2006.01); F02D 9/10 (2006.01); F02D 41/00 (2006.01); F01N 13/08 (2010.01); F02D 13/02 (2006.01); F02D 13/06 (2006.01); F02M 26/05 (2016.01); F02M 26/06 (2016.01); F02B 75/18 (2006.01); F02B 37/00 (2006.01); F01N 3/021 (2006.01);
U.S. Cl.
CPC ...
F02D 41/0087 (2013.01); F01N 13/08 (2013.01); F02D 13/0249 (2013.01); F02D 13/06 (2013.01); F02D 41/005 (2013.01); F02D 41/0007 (2013.01); F02D 41/0082 (2013.01); F02M 26/05 (2016.02); F02M 26/06 (2016.02); F01N 3/021 (2013.01); F01N 2430/02 (2013.01); F02B 37/00 (2013.01); F02B 75/18 (2013.01); F02B 2075/1812 (2013.01); F02D 2041/001 (2013.01); F02D 2041/0012 (2013.01); F02D 2200/101 (2013.01); F02D 2200/1002 (2013.01); Y02T 10/144 (2013.01); Y02T 10/18 (2013.01); Y02T 10/47 (2013.01);
Abstract
A method includes deactivating one or more cylinders of the second cylinder group responsive to engine operation in a first engine speed-load region, and adjusting exhaust valve timing of one or more cylinders of the first cylinder group responsive to the deactivating. The method further includes adjusting exhaust valve timing of the one or more cylinders of the first cylinder group responsive to engine operation in a second engine speed-load region, and deactivating the one or more cylinders of the second cylinder group responsive to the adjusting.