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. 02, 2011
Filed:
Aug. 09, 2007
Naoki Fukusako, Toyohashi, JP;
Shuhei Marukawa, Toyohashi, JP;
Masahiro Misu, Nissin, JP;
Toyohiko Eto, Toyota, JP;
Naoki Fukusako, Toyohashi, JP;
Shuhei Marukawa, Toyohashi, JP;
Masahiro Misu, Nissin, JP;
Toyohiko Eto, Toyota, JP;
Panasonic EV Energy Co., Ltd., Kosai-shi, JP;
Abstract
A battery pack structure with heater including a plurality of secondary batteries, a housing case housing them, and a heater is arranged to prevent uneven heating among the secondary batteries, reducing temperature variations among the secondary batteries. Specifically, the battery pack structure with heater of the present invention includes: a battery pack including a plurality of secondary batteries and a housing case housing them; a first heater; and a second heater. The housing case includes a metal spaced part separated with a space S from each of the secondary batteries. The first heater and the second heater are placed on at least part of an outer surface of the spaced part of the housing case.