Patent ID: 9337453
Filing Date: 2016-05-10
CPC Classification: H01M,Y02E

Claim Text:
1. A battery pack adapted for use with a hand-held, electric power tool, comprising: a housing comprised of a rigid material, the housing containing a cooling air passage therein, which is in gaseous communication with the outside environment, and at least one isolated space, which is isolated from the cooling air passage, at least one isolating wall disposed inside the housing so as to physically separate and isolate the cooling air passage from the at least one isolated space, and a plurality of battery cells disposed within the housing such that an end portion thereof is disposed within the at least one isolated space and an intermediate portion thereof is disposed adjacent the cooling air passage, a plurality of first portions of the at least one isolating wall respectively contacting the plurality of battery cells, wherein: at least the plurality of first portions is comprised of a material that is more flexible and/or elastic than the rigid material of the housing, the housing is comprised of an upper half and a lower half, and a seal comprised of a material that is more flexible and/or elastic than the rigid material of the housing is disposed at least partially within the at least one isolated space and at least partially along a joint of the upper half and the lower half.