Patent ID: 6761992
Filing Date: 2004-07-13
Classification: H01M,Y02E

Abstract:
A battery pack comprising:a plurality of prismatic battery modules, each prismatic battery module of said plurality of prismatic battery modules having six side faces with opposing side faces having substantially equal side face surface area, two of the side faces having surface areas equal to or greater than the remaining four side faces surface areas; said plurality of prismatic battery modules arranged so that said two side faces of each prismatic battery module of said plurality of prismatic battery modules are adjacent a respective one side face of said two side faces of adjacent prismatic battery modules of said plurality of prismatic battery modules except at a first end and a second end in a direction of arrangement of said plurality of prismatic battery modules with coolant passages between the plurality of prismatic battery modules; end plates arranged at the first end and the second end of the plurality of prismatic battery modules; and restraining straps tying the plurality of prismatic battery modules together arranged at predetermined intervals on a side face of the remaining four side faces of the plurality of prismatic battery modules, said restraining straps each having a height, a width and a length, wherein the length is perpendicular to the surface areas of said two of the side faces having surface areas equal to or greater than the remaining four side faces surfaces areas and said height is greater than said width.