Chemistry: electrical current producing apparatus – product – and – With heat exchange feature
Reexamination Certificate
2011-08-02
2011-08-02
Yuan, Dah-Wei D (Department: 1727)
Chemistry: electrical current producing apparatus, product, and
With heat exchange feature
C429S149000, C429S163000, C429S121000
Reexamination Certificate
active
07989102
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.
REFERENCES:
patent: 3156813 (1964-11-01), Trainor
patent: 4585712 (1986-04-01), Wedlake
patent: 2004/0232891 (2004-11-01), Kimoto et al.
patent: U 60-192367 (1985-12-01), None
patent: A 2002-216731 (2002-08-01), None
Eto Toyohiko
Fukusako Naoki
Marukawa Shuhei
Misu Masahiro
Enin-Okut Edu E
Oliff & Berridg,e PLC
Panasonic EV Energy Co., Ltd.
Yuan Dah-Wei D
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