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:
Nov. 19, 2013

Filed:

May. 12, 2011
Applicants:

Yuichi Ushiroda, Okazaki, JP;

Kaoru Sawase, Anjo, JP;

Inventors:

Yuichi Ushiroda, Okazaki, JP;

Kaoru Sawase, Anjo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 37/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

A left and right wheels drive system includes: first and second drive sources left and right drive wheels; and a gear mechanism interposed between the drive sources and the drive wheels, the gear mechanism including: a pinion set including a plurality of pinion gears installed on one shaft; and an element group linked with the pinion set and includes first, second, third, and fourth elements When the first element is held stationary, the second, third and fourth elements rotate in the same direction. When the first element is held stationary, the second element rotates at a higher speed than the third and fourth elements. One of the first and second drive sources is connected to the first element, and the other is connected to the second element. One of the left and right drive wheels is connected to the third element, and the other is connected to the fourth element.


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