Patent ID: 8597825

Claim:
A battery pack assembly for a vehicle having a device for introducing fluid therein thereby affecting temperature of said battery assembly, said battery assembly presenting at least one battery sub-pack comprising: a battery module including a plurality of prismatic cells having side edges and a plurality of heat transfer elements extending between said prismatic cells with each heat transfer element presenting terminal ends and thermal transfer edges with at least one of said thermal transfer edges extending beyond said side edges of said prismatic cell with said heat transfer elements and said prismatic cells being removable interconnected with one another thereby applying pressure to said prismatic cells; a case in which the battery module is received; a potting material disposed in the case to at least partially encapsulate the battery module; and a blanket material encompassing the battery module to the extent necessary to be disposed between the potting material and the battery module, wherein the blanket material adheres to the potting material and maintains a separation between the potting material and the battery module resulting in the battery module being removable from the potting material.