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. 28, 2017
Filed:
Nov. 05, 2015
Hyundai Motor Company, Seoul, KR;
Wonmin Cho, Hwaseong-si, KR;
Jae Chang Kook, Hwaseong-si, KR;
Myeong Hoon Noh, Seongnam-si, KR;
Seongwook Ji, Ansan-si, KR;
Kangsoo Seo, Yongin-si, KR;
Seong Wook Hwang, Gunpo-si, KR;
Hyundai Motor Company, Seoul, KR;
Abstract
A planetary gear train of automatic transmission may include input shaft, output gear, first to fourth planetary gear sets, first rotating shaft including first sun gear, second rotating shaft including first planet carrier, second ring gear, third planet carrier, and fourth ring gear, third rotating shaft including first ring gear and third ring gear, and selectively connected to transmission housing, fourth rotating shaft including second sun gear, and selectively connected to transmission housing, fifth rotating shaft including second planet carrier, and selectively connected with first rotating shaft and simultaneously and directly connected with input shaft, sixth rotating shaft including third sun gear, seventh rotating shaft including fourth sun gear, and selectively connected with sixth rotating shaft and simultaneously and selectively connected to transmission housing, eighth rotating shaft including fourth planet carrier, and selectively connected with sixth rotating shaft and simultaneously and directly connected with output gear, and six friction elements.