Patent ID: 8785018
Filing Date: 2014-07-22
Classification: H01M,Y02E

Abstract:
1. A battery pack case, comprising: a lower support base forming a bottom of an internal space to contain a battery module including battery cells electrically connected to each other; side covers coupled to respective opposite side edges of the lower support base, each of the side covers comprising a plate placed upright; an upper cover coupled to upper ends of the side covers to form an upper surface of the battery pack case; a front cover and a rear cover respectively coupled to front and rear ends of the upper cover and the side covers; and a fixing band fastened to opposite sidewalls of the battery pack case to couple the front cover, the side covers, the lower support base and the rear cover together, wherein the upper cover, the lower support base and each of the side covers have at least one seating depression extending in a sideways direction, each of the front and rear covers has at least one band locking depression at a position corresponding to said at least one seating depression, said at least one band locking depression having a shape corresponding to a related one of ends of the fixing band, and the fixing band comprises a band body extending in one direction, and a locking protrusion provided on each of opposite ends of the band body, the locking protrusion having a structure corresponding to a related one of the band locking depression, so that the locking protrusion of the fixing band is inserted into the corresponding band locking depression, thus fastening the front cover, the upper cover, the side covers, the lower support base and the rear cover to each other.