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. 07, 2017
Filed:
Oct. 20, 2015
Hyundai Motor Company, Seoul, KR;
Seong Wook Hwang, Gunpo-si, KR;
KyeongHun Lee, Seoul, KR;
Sueng Ho Lee, Seoul, KR;
Kangsoo Seo, Yongin-si, KR;
Jae Chang Kook, Hwaseong-si, KR;
Dong Hwan Hwang, Seoul, KR;
Wookjin Jang, Yongin-si, KR;
Myeong Hoon Noh, Seongnam-si, KR;
Seongwook Ji, Ansan-si, KR;
Wonmin Cho, Hwaseong-si, KR;
JongSool Park, Hwaseong-si, KR;
Hyu Tae Shim, Hwaseong-si, KR;
Chang Wook Lee, Suwoni-si, KR;
Hyundai Motor Company, Seoul, KR;
Abstract
A planetary gear train of an automatic transmission for vehicles may include an input shaft receiving torque of an engine, an output shaft outputting changed torque of the engine, a first planetary gear set, a second planetary gear set, a third planetary gear set, a fourth planetary gear set, a first shaft, a second rotation shaft, a third rotation shaft, a fourth rotation shaft selectively connected to the input shaft, a fifth rotation shaft selectively connected to the input shaft or selectively connected to the transmission housing, a sixth rotation shaft directly connected to the output shaft to be continuously operated as an output element, a seventh rotation shaft selectively connected to the transmission housing, an eighth rotation shaft selectively connected to the third rotation shaft, a ninth rotation shaft directly connected to the input shaft to be continuously operated as an input element, and six friction elements.