Patent ID: 7319305
Filing Date: 2008-01-15
Classification: B60L,H01M,H02J,Y02E,Y02T

Abstract:
1. A battery pack apparatus comprising: a battery pack having a plurality of rechargeable batteries arranged in parallel, with a cooling medium passage interposed therebetween; a cooling medium feeding device for feeding a cooling medium through the cooling medium passage; and a control section for controlling the charge and discharge of the battery pack, wherein the battery pack apparatus comprises a first unit comprising the battery pack and the cooling medium feeding device, and a first case accommodating the battery pack, and a second unit having the control section and a second case accommodating the control section, the first and second cases being separated from each other, the battery pack of the first unit being connected to the control section of the second unit by means of a harness or metallic connecting member, wherein the second case is configured to cool the control section by forcible supply of the cooling medium into the second case.