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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.:

US 9168818 B1

PDFFull Text
Date of Patent:
Oct. 27, 2015

Filed:

Jan. 24, 2013

Electric vehicle

Applicant:

Ntn Corporation, Osaka, JP;

Inventors:

Isao Hirai, Shizuoka, JP;

Tetsuya Yamamoto, Shizuoka, JP;

Wataru Yamada, Shizuoka, JP;

Assignee:

NTN CORPORATION, Osaka, JP;

Attorney:

Clark & Brody

Primary Examiner:

John Walters

Assistant Examiner:

James Triggs

Int. Cl.
CPC ...
B60K 7/00 (2006.01); B60K 1/00 (2006.01); B60G 3/00 (2006.01); B60T 8/17 (2006.01); B60K 17/356 (2006.01); B62D 21/11 (2006.01); B60G 13/00 (2006.01); B60K 1/04 (2006.01); B60K 26/02 (2006.01); B60T 7/02 (2006.01);
U.S. Cl.
CPC ...
B60K 1/00 (2013.01); B60G 3/00 (2013.01); B60G 13/003 (2013.01); B60K 1/04 (2013.01); B60K 7/0007 (2013.01); B60K 17/356 (2013.01); B60K 26/02 (2013.01); B60T 7/02 (2013.01); B60T 8/17 (2013.01); B62D 21/11 (2013.01); B60K 2001/001 (2013.01); B60K 2001/0411 (2013.01); B60K 2007/0046 (2013.01); B60K 2007/0061 (2013.01); B60T 2260/06 (2013.01);
Abstract

An electric vehicle includes: a body that includes a body frame; a driving module that includes a sub-frame detachable from the body frame, driving wheels, a driving device provided with a motor mounted on the sub-frame and applying driving force to the driving wheels to start or accelerate the electric vehicle, a driving-wheel suspension device attached to the sub-frame, a driving-wheel brake device stopping or decelerating the electric vehicle, and some other components; a connection unit that maintains the relative position relationship between the body and driving module upon attachment of the sub-frame to the body frame and connects the body to the driving module with signal lines; and a control unit that controls the driving module under an input signal input from the body side through the signal lines connected with the connection unit.

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