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. 26, 2017
Filed:
Sep. 18, 2015
Applicant:
Hyundai Motor Company, Seoul, KR;
Inventors:
In Sang Ryu, Incheon, KR;
Ingee Suh, Yongin-si, KR;
Kyoung Pyo Ha, Seongnam-si, KR;
Back Sik Kim, Osan-si, KR;
Kiyoung Kwon, Yongin-si, KR;
Assignee:
Hyundai Motor Company, Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D 17/02 (2006.01); F02D 13/06 (2006.01); F02D 41/00 (2006.01); F01L 13/00 (2006.01); F02D 41/38 (2006.01); F02D 35/02 (2006.01);
U.S. Cl.
CPC ...
F02D 17/02 (2013.01); F02D 13/06 (2013.01); F01L 13/0005 (2013.01); F01L 2013/001 (2013.01); F02D 35/028 (2013.01); F02D 41/0087 (2013.01); F02D 41/38 (2013.01); F02D 2041/0012 (2013.01); Y02T 10/18 (2013.01);
Abstract
An asymmetry cylinder de-activation (CDA) engine provided with a first, a second, a third and a fourth cylinder of which CDA apparatuses are mounted thereto respectively may include a crankshaft connected with pistons of each cylinder through a first, a second, a third and a fourth cranking journal respectively, and a controller configured to control operations of the CDA apparatuses, in which phase differences between cranking journals according to firing order may include 90±10 degrees and 270±10 degrees.