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:
Jul. 09, 1996

Filed:

Apr. 29, 1994
Applicant:
Inventors:

Satoshi Watanabe, Utsunomiya, JP;

Hitoshi Nakayama, Kawaguchi, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M / ; B60K / ;
U.S. Cl.
CPC ...
429 61 ; 429 97 ; 429 99 ; 429100 ; 429150 ; 180 653 ; 180 658 ;
Abstract

A battery box device for use on an electric vehicle includes a drive power supply having a plurality of storage batteries for supplying the electric energy to drive the electric vehicle, a circuit breaker device having a controller for producing a power supply control signal based on conditions of the electric vehicle, and a circuit breaker for turning off the drive power supply in response to the control signal from the controller. A battery box housing at least the storage batteries and the circuit breaker device. The battery box device also has a breaker box housing at least the controller and the circuit breaker device with the storage batteries and the circuit breaker device being separate from each other. A circuit breaker switch is operable from outside of the battery box.


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