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:
Jul. 03, 2018
Filed:
Dec. 09, 2016
Hyundai Motor Company, Seoul, KR;
Jin Ho Kim, Suwon-si, KR;
Jinseok Kim, Seoul, KR;
Jae Chang Kook, Hwaseong-si, KR;
Dong Hwan Hwang, Seoul, KR;
Seong Wook Hwang, Gunpo-si, KR;
Woo Jin Chang, Suwon-si, KR;
Tae Whan Kim, Yongin-si, KR;
Seongwook Ji, Gunpo-si, KR;
Chon Ok Kim, Yongin-si, KR;
Wonmin Cho, Hwaseong-si, KR;
Hyun Sik Kwon, Seoul, KR;
Jong Sool Park, Hwaseong-si, KR;
Kyeong Hun Lee, Seoul, KR;
Jong Soo Kim, Seoul, KR;
HYUNDAI MOTOR COMPANY, Seoul, KR;
Abstract
A planetary gear train of an automatic transmission for a vehicle is disclosed. The planetary gear train provides ten forward speed stages and one reverse speed stage by combining four planetary gear sets with seven control elements. The planetary gear train includes an input shaft, an output shaft, four planetary gear sets, eight shafts interconnecting rotation elements of the four planetary gear sets, four clutches, and three brakes for controlling operation of the planetary gear train. The planetary gear train is configured to have a gear ratio span greater than 10.0 while securing linearity of step ratios of shift stages.