Patent ID: 9023508
Filing Date: 2015-05-05
Classification: H01M,H01R,Y02E

Abstract:
1. A battery module assembly comprising: a bus bar assembly to electrically connect two or more cell module assemblies such that the cell module assemblies are arranged in a lateral direction in a state in which the cell module assemblies are in tight contact with each other or adjacent to each other to constitute a battery module assembly, the bus bar assembly comprising: a cell module assembly stack comprising the two or more cell module assemblies, each of which is configured to have a structure in which two or more cell modules, each of which comprises one or more battery cells mounted in a cell cover, are mounted in cartridges; and a front cover and a rear cover respectively mounted to a front and a rear of the cell module assembly stack, wherein each of the cell module assemblies comprises: wherein through holes are formed in the cartridges, the upper end plate, and the lower end plate such that the through holes communicate with each other, wherein hollow fixing members to decide fastening height are inserted through the through holes, and wherein coupling members are inserted through the fixing members to fasten the cartridges, the upper end plate, and the lower end plate, wherein the cell modules are connected in parallel to each other by bus bars, and wherein each of the bus bars comprises: