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.

Date of Patent:
Oct. 20, 2015

Filed:

Dec. 01, 2014
Applicant:

Hyundai Motor Company, Seoul, KR;

Inventors:

Seongwook Hwang, Gunpo-Si, KR;

Seongwook Ji, Ansan-Si, KR;

Myeonghoon Noh, Seongnam-Si, KR;

Kangsoo Seo, Yongin-Si, KR;

Jaechang Kook, Hwaseong-Si, KR;

Won-jun Sung, Seoul, KR;

Wonmin Cho, Hwaseong-Si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 3/66 (2006.01);
U.S. Cl.
CPC ...
F16H 3/66 (2013.01); F16H 2200/0078 (2013.01); F16H 2200/0082 (2013.01); F16H 2200/2015 (2013.01); F16H 2200/2046 (2013.01);
Abstract

A planetary gear train of an automatic transmission may include an input shaft, a first planetary gear set including a first sun gear, a first planetary carrier, and a first ring gear, a second planetary gear set including a second sun gear, a second planetary carrier, and a second ring gear, a third planetary gear set including a third sun gear, a third planetary carrier, and a third ring gear, a fourth planetary gear set including a fourth sun gear, a fourth planetary carrier, and a fourth ring gear, a fifth planetary gear set including a fifth sun gear, a fifth planetary carrier, and a fifth ring gear, first to ninth rotational shafts, and six friction elements selectively connecting the rotational shafts and the rotational shaft and the transmission housing.


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