Patent ID: 8815431
Filing Date: 2014-08-26
Classification: H01M,Y02E

Abstract:
1. A battery unit module comprising: a secondary battery; a unit case accommodating the secondary battery; a positive electrode terminal and a negative electrode terminal electrically coupled to the secondary battery and exposed outside of the unit case, wherein the positive electrode terminal and the negative electrode terminal have cross-sections that are asymmetrical with respect to each other, and wherein a securing means is formed on at least one of the positive electrode terminal and the negative electrode terminal; and a bus bar comprising a hole thereon coupled to one end of at least one of the positive electrode terminal and the negative electrode terminal, wherein the at least one of the positive electrode terminal and the negative electrode terminal comprises: wherein the securing means comprises a screw thread, and wherein the screw thread is formed on an outer surface of the joint member; and wherein the hole of the bus bar has a form corresponding to the cross-section of the modeling member.