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:
Nov. 09, 2021
Filed:
Apr. 14, 2020
Applicants:
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Inventors:
Seong Wook Hwang, Gunpo-si, KR;
Soonki Eo, Ansan-si, KR;
Ilhan Yoo, Hwaseong-si, KR;
Dongwoo Kim, Incheon, KR;
Yong Sug Choi, Hwaseong-si, KR;
Jong Hyo Park, Ansan-si, KR;
Assignees:
HYUNDAI MOTOR COMPANY, Seoul, KR;
KIA MOTORS CORPORATION, Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 3/66 (2006.01);
U.S. Cl.
CPC ...
F16H 3/66 (2013.01); F16H 2200/0065 (2013.01); F16H 2200/201 (2013.01); F16H 2200/2041 (2013.01); F16H 2200/2064 (2013.01); F16H 2200/2094 (2013.01);
Abstract
A power transmission apparatus for a hybrid electric vehicle may employ two clutches, two brakes, a dog clutch unit to a planetary gear train of having three planetary gear sets, and thereby provide various shifting modes such as an engine mode and a parallel hybrid mode of multiple shift-stages, an electronically-controlled continuously variable shifting mode, and an electric vehicle mode.