Patent ID: 7597996
Filing Date: 2009-10-06
Classification: H01M,Y02E,Y02P,Y02T

Abstract:
1. A cartridge-type battery pack comprising: at least two batteries in which corresponding electrode tabs are connected to each other so as to connect with a desired instrument, and an upper plate and a lower plate disposed at top and bottom of the whole batteries, respectively, and coupled to each other so that each battery is partially covered with them; wherein each of the upper plate and the lower plate is provided with cross members disposed along the length of each plate, the cross members being spaced apart from each other by a predetermined distance in the direction of width, so that the batteries in each battery pack are partially exposed to the exterior for cooling, and at least a part of the cross members have through-holes at end edges thereof and at least two battery packs can be integrally fixed by bolts and nuts via the through-holes.