Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Plural housing having spacing means or channels for air...
Reexamination Certificate
2006-03-21
2006-03-21
Alejandro, Raymond (Department: 1745)
Chemistry: electrical current producing apparatus, product, and
Current producing cell, elements, subcombinations and...
Plural housing having spacing means or channels for air...
C429S156000, C429S099000, C429S120000
Reexamination Certificate
active
07014949
ABSTRACT:
A battery pack includes an outer case, and a plurality of cylindrical lithium ion secondary batteries accommodated in the outer case in vertical N rows and lateral M rows (N rows≦M rows), with a gap between the secondary batteries, wherein the outer case has a draft port opened in a first wall facing an outer circumferential surface of the secondary batteries in the first vertical row, and an exhaust port opened in a second wall positioned at the opposite side of the first wall, in each secondary battery in the first vertical row and the second vertical row, a part of the outer circumferential surface, which is at a shorter distance from the first wall than any other parts, faces the draft port of the outer case.
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Hisano Katsumi
Iwasaki Hideo
Kanai Hideyuki
Kanda Motoya
Alejandro Raymond
Kabushiki Kaisha Toshiba
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
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