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:
Aug. 06, 2013
Filed:
Dec. 01, 2011
Baekyu Kim, Suwon-si, KR;
Jang MI Lee, Tongyeong-si, KR;
Sungik Bae, Suwon-si, KR;
Yeonho Kim, Suwon, KR;
Baekyu Kim, Suwon-si, KR;
Jang Mi Lee, Tongyeong-si, KR;
Sungik Bae, Suwon-si, KR;
Yeonho Kim, Suwon, KR;
Hyundai Motor Company, Seoul, KR;
Abstract
A power transmission system of a hybrid electric vehicle may include an input shaft, a first planetary gear set having a third rotation element fixedly connected to the input shaft and a second rotation element fixedly connected to a first motor/generator, a second planetary gear set having a fourth rotation element selectively connected to the second rotation element, a fifth rotation element directly connected to the first rotation element, and a sixth rotation element fixedly connected to a second motor/generator, an output gear connected to the fifth rotation element, a first clutch selectively connecting the second rotation element with the fourth rotation element, a second clutch adapted to selectively connect the third rotation element with the second motor/generator, a first brake interposed between the fourth rotation element and a transmission housing, and a second brake interposed between the sixth rotation element and the transmission housing.