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.:
Date of Patent:
Aug. 24, 2004
Filed:
Sep. 30, 2002
Applicant:
Inventors:
Assignee:
Matsushita Battery Industrial Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/04 ;
U.S. Cl.
CPC ...
H02J 7/04 ;
Abstract
A battery power source device is provided for supplying high electric power used for a drive power source for a vehicle. The battery power source device includes a battery box for storing a plurality of batteries arranged in a connected state in a battery storage room, an inlet opening for introducing a temperature control medium into the battery storage room, an outlet opening for discharging the medium from the battery storage room to the outside, a medium circulation passage for leading the medium discharged from the outlet opening to the inlet opening for feeding into the battery storage room again, and a medium transport device for forcing the medium flow.