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:
Oct. 01, 2019
Filed:
Nov. 03, 2017
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Kyeong Hun Lee, Seoul, KR;
Jong Sool Park, Hwaseong-si, KR;
Jong Soo Kim, Seoul, KR;
Dong Hwan Hwang, Seoul, KR;
Jin Ho Kim, Suwon-si, KR;
HYUNDAI MOTOR COMPANY, Seoul, KR;
KIA MOTORS CORPORATION, Seoul, KR;
Abstract
A planetary gear train includes: first to fourth planetary gear sets respectively having first to third, fourth to sixth, seventh to ninth, and tenth to twelfth rotational elements; an input shaft axial to the first to third planetary gear sets; and an output shaft axial to the fourth planetary gear set. In particular, the first and fourth rotational elements, the second rotational element and the input shaft, the fifth and eighth rotational elements, and the eleventh rotational element and the output shaft are fixedly interconnected by first, second, fourth, and ninth shafts respectively. Moreover, the third, sixth, seventh, and ninth rotational elements are fixedly connected with third, fifth, sixth, and seventh shafts respectively, an eighth shaft is fixedly connected with the tenth rotational element and externally gear-meshed with the sixth shaft, and a tenth shaft fixedly connected with the twelfth rotational element and externally gear-meshed with the fourth shaft.