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:
Mar. 17, 2009
Filed:
Sep. 06, 2005
Shinji Hamada, Toyohashi, JP;
Toyohiko Eto, Toyota, JP;
Yoshiaki Ogata, Toyohashi, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Abstract
A battery packhas plural battery moduleseach of which constituted with plural unit cellsarranged in a row. Furthermore, a spacerintervenes between adjoining battery modulesto constitute a cooling passagewhich makes cooling medium flow and cools down the unit cells. The spaceris designed to flow the cooling medium in a row direction of unit cell casesintegrated in a battery module. The spaceris structured such that touch area of the cooling medium and the unit cell casesbecomes lager as going from inlet side to outlet side of the cooling passagewith respect to each of the plural battery modules