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. 22, 2016
Filed:
Dec. 03, 2014
Hyundai Motor Company, Seoul, KR;
Changwook Lee, Suwon-Si, KR;
Donghwan Hwang, Seoul, KR;
Wonmin Cho, Hwaseong-Si, KR;
Jongsool Park, Hwaseong-Si, KR;
Kangsoo Seo, Yongin-Si, KR;
Horim Yang, Yongin-Si, KR;
Hyundai Motor Company, Seoul, KR;
Abstract
A power transmission system of a hybrid electric vehicle may includes an input shaft, a first planetary gear set disposed on the input shaft while including three rotation elements having a first sun gear, a first planetary carrier, and a first ring gear; a second planetary gear set having a second sun gear, a second planetary carrier, and a second ring gear; a third planetary gear set having a third sun gear, a third planetary carrier, and a third ring gear; first to seventh rotation shafts, and three friction elements configured to selectively connect the respective rotation shafts to each other or selectively connect the respective rotation shafts to the transmission housing.