Patent ID: 8605450
Filing Date: 2013-12-10
Classification: H01M,Y02E

Abstract:
1. An in-vehicle electric storage device, comprising: a battery block including a metal casing and a plurality of battery cells accommodated in the metal casing; a control unit including a metal cabinet and a circuit board accommodated in the metal cabinet on which an electronic component is mounted, the control unit being set up on a top side of the battery block and monitoring a physical state of each of the plurality of the battery cells; wherein the cabinet includes a case having a bottom plate and an open top surface and a cover that closes the open top surface of the case, the case has an internal boss and an external boss on the bottom plate, the internal boss protruding toward inside of the case from a top side of the bottom plate and the external boss protruding toward outside the case from a bottom side of the bottom plate, the circuit board is set up on a top side of the internal boss, and a top side of the casing is provided with a depressed portion in which the external boss is accommodated.