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. 12, 2008
Filed:
Jun. 03, 2003
Akira Iwamura, Kawanishi, JP;
Kenji Kimura, Kishiwada, JP;
Akira Iwamura, Kawanishi, JP;
Kenji Kimura, Kishiwada, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
A battery pack includes a plurality of batteries () and a plurality of holding frames () each of which is capable of accommodating and holding a corresponding one of the batteries () with spaces () provided therein and which are opened on both side faces opposed to each other to form openings. When the holding frames () respectively accommodating and holding the batteries () are arranged with their openings aligned; end plates () are arranged at both ends of the holding frames (); and the end plates () and the holding frames () are jointed as a unit so as to form an outer case () that forms a cooling space () surrounding each battery (), a gas-discharge passage portion () is provided in each holding frame (), which seals and covers a space surrounding a gas-discharge port () provided in the battery () and has connection ports () opened on both side faces of the holding frame ().