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:
Mar. 03, 2015

Filed:

Sep. 07, 2010
Applicants:

Hideaki Nakagawa, Wako, JP;

Isao Shokaku, Wako, JP;

Kenji Tamaki, Wako, JP;

Inventors:

Hideaki Nakagawa, Wako, JP;

Isao Shokaku, Wako, JP;

Kenji Tamaki, Wako, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60L 1/00 (2006.01); B60L 3/04 (2006.01); B60L 3/00 (2006.01); B60L 11/18 (2006.01); B62K 11/10 (2006.01); B60K 1/04 (2006.01); B60K 7/00 (2006.01); B60K 11/06 (2006.01); B60K 1/00 (2006.01);
U.S. Cl.
CPC ...
B60L 3/04 (2013.01); B60L 3/0046 (2013.01); B60L 11/1818 (2013.01); B60L 11/1868 (2013.01); B60L 11/1877 (2013.01); B62K 11/10 (2013.01); B60K 1/04 (2013.01); B60K 7/0007 (2013.01); B60L 2200/12 (2013.01); B60L 2210/10 (2013.01); B60L 2210/30 (2013.01); B62K 2202/00 (2013.01); B62K 2204/00 (2013.01); B62K 2208/00 (2013.01); B60K 11/06 (2013.01); B60K 2001/005 (2013.01); B60K 2007/0038 (2013.01); B60K 2007/0061 (2013.01); B60Y 2200/126 (2013.01); Y02T 10/7088 (2013.01); Y02T 10/7005 (2013.01); Y02T 10/7241 (2013.01); Y02T 10/7066 (2013.01); Y02T 10/7216 (2013.01); Y02T 90/121 (2013.01); Y02T 90/14 (2013.01); Y02T 90/127 (2013.01);
Abstract

In an electric vehicle in which a high voltage battery supplying electric power to an electric motor generating power to drive a drive wheel and a low voltage battery supplying electric power to an accessory are mounted in a vehicle body, a breaker () is provided in a circuit () of a high power system linked to the high voltage battery (); manual connection-disconnection means () for allowing switching between connection and disconnection of a circuit () of a low power system linked to the low voltage battery () to be performed by a manual operation is provided in the circuit () of the low power system; a relay switch () which is capable of performing switching between connection and disconnection of the circuit () of the high power system by being supplied with electric power from the circuit () of the low power system, and which interrupts the circuit () of the high power system when the circuit () of the low power system is interrupted is provided on the circuit () of the high power system; and touch prevention means allows the breaker () to be touched only when the circuit () of the low power system is interrupted by using the manual connection-disconnection means (). Accordingly, it is possible to make a work procedure in the maintenance of a breaker of a high power system easier to follow.


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