Patent ID: 8163419
Filing Date: 2012-04-24
Classification: H01M,Y02E

Abstract:
1. A battery pack comprising: a plurality of battery modules; and a holding spacer which is placed between any two of the battery modules, wherein the holding spacer has a spacer body; in the holding spacer, a plurality of projections which protrude in a direction of placement of the plurality of battery modules and extend in a straight line shape in a vertical direction and which contact a side surface of at least one battery module and hold the battery module are formed, a cooling path through which a coolant is circulated is formed so as to extend in the vertical direction in a part where the projection is not formed, and a heat generating unit which heats the battery module is present within the spacer body; and the spacer body is placed between one side of the heat generating unit and one of the two battery modules and between the other side of the heat generating unit and the other of the two battery modules.