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:
Jan. 06, 2026

Filed:

Dec. 02, 2024
Applicants:

Hyundai Motor Company, Seoul, KR;

Kia Corporation, Seoul, KR;

Inventor:

Seong Yeop Lim, Hwaseong-si, KR;

Assignees:

Hyundai Motor Company, Seoul, KR;

Kia Corporation, Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 37/08 (2006.01); B60K 1/02 (2006.01); B60K 17/16 (2006.01);
U.S. Cl.
CPC ...
F16H 37/0806 (2013.01); B60K 1/02 (2013.01); B60K 17/20 (2013.01); F16H 2200/0021 (2013.01); F16H 2200/2007 (2013.01); F16H 2200/201 (2013.01); F16H 2200/2033 (2013.01); F16H 2200/2038 (2013.01); F16H 2200/2094 (2013.01);
Abstract

A driving apparatus for an electric vehicle includes a first motor transmits driving torque to the wheels on both sides, and including a first motor shaft of a hollow shaft, a second motor disposed parallel to the first motor, an output shaft coaxially disposed with a second motor shaft of the second motor, a first reduction mechanism including a first planetary gear set disposed on one driveshaft, including first, second, and third rotation elements, a second reduction mechanism including a second planetary gear set disposed between the second motor shaft and the output shaft, which includes fourth, fifth and sixth rotation elements, and reduces speed of torque input from the second motor and outputs to the output shaft, and a third reduction mechanism including an output gear fixed to one side of the output shaft and the differential ring gear engaged with the output gear.


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