Patent ID: 7951478
Filing Date: 2011-05-31
Classification: H01M,Y02E

Abstract:
1. A battery pack comprising: battery module stacked members, the battery module stacked members including at least one battery module, wherein the battery module has a battery in a case; and a lower plate configured to hold the battery module stacked members on a mounting surface, the lower plate including a main body made from a resin and metal frames in the main body, wherein adjacent frames are electrically insulated from each other by a gap, at least a portion of the gap lying between adjacent battery module stacked members wherein each of the metal frames includes longitudinal members located apart from each other by a distance corresponding to a width of one of the battery module stacked members, and lateral members connecting the longitudinal members, wherein the battery pack further comprises cooling passages located between the battery module stacked members and the lower plate, wherein at least a part of the lateral members is exposed to the cooling passages, and wherein the battery pack is mounted in a vehicle and the main body includes fixing portions to fix the main body to the vehicle, which are located outward from the metal frames.