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:
Apr. 14, 2020
Filed:
Nov. 19, 2018
Applicants:
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Inventors:
Jae Hyeok Song, Busan, KR;
Hyunsung Jung, Anyang-si, KR;
Assignees:
HYUNDAI MOTOR COMPANY, Seoul, KR;
KIA MOTORS CORPORATION, Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D 13/02 (2006.01); F02D 15/02 (2006.01); F02B 75/04 (2006.01); F02D 29/02 (2006.01); B60W 20/13 (2016.01); F02D 41/14 (2006.01);
U.S. Cl.
CPC ...
F02D 13/02 (2013.01); B60W 20/13 (2016.01); F02B 75/048 (2013.01); F02D 15/02 (2013.01); F02D 29/02 (2013.01); F02D 41/1497 (2013.01); F02D 2200/021 (2013.01); F02D 2200/023 (2013.01); F02D 2200/101 (2013.01); F02D 2200/1002 (2013.01); F02D 2200/503 (2013.01); F02D 2250/18 (2013.01); F02D 2250/21 (2013.01); F02D 2700/03 (2013.01);
Abstract
A variable compression ratio engine includes a piston reciprocally moving in a cylinder of an engine; a variable compression ratio apparatus controlling a movable range of the piston; and a controller controlling the variable compression ratio apparatus if a driving condition of a vehicle and a stability condition of the engine are satisfied to change a compression ratio and controlling a motor torque and an engine torque to control a requirement torque to be satisfied.