Patent ID: 8741475
Filing Date: 2014-06-03
Classification: H01M,Y02E,Y02P

Abstract:
1. A secondary battery comprising: an electrode assembly; a collector plate electrically connected to the electrode assembly and having a bottom surface support portion facing a bottom surface of the electrode assembly, a connecting portion coupled to the bottom surface and facing a side surface of the electrode assembly, and a side surface support portion protruding from the connecting portion toward the side surface of the electrode assembly, wherein the bottom surface of the collector plate is at an angle to the side surface of the electrode assembly; and a case surrounding the electrode assembly and the collector plate, the case having a bottom portion and a side portion at an angle to the bottom portion, wherein the bottom surface support portion of the collector plate is between the bottom surface of the electrode assembly and the bottom portion of the case, and wherein the side surface support portion is between the side surface of the electrode assembly and the side portion of the case.