Patent ID: 8268469
Filing Date: 2012-09-18
Classification: B60K,B60L,B62D,H01M,Y02E,Y02T

Abstract:
1. A battery pack thermal management system, comprising: a multi-sided, substantially airtight battery pack enclosure configured to hold a plurality of batteries, wherein an inner enclosure wall corresponding to at least one side member of said battery pack enclosure includes a plurality of perforations, said perforations configured to pass gas from within said battery pack enclosure to a first extended hollow region within said at least one side member; and at least one gas exhaust port integrated into an outer wall of said battery pack enclosure, wherein said at least one gas exhaust port is in gaseous communication with said first extended hollow region of said at least one side member, and wherein said at least one gas exhaust port is configured to pass gas from within said first extended hollow region to an ambient environment external to said battery pack enclosure when at least one battery of said plurality of batteries enters into thermal runaway.