Patent ID: 8048553
Filing Date: 2011-11-01
Classification: H01M,Y02E,Y02P

Abstract:
1. A battery apparatus comprising: a case having a width, a thickness, and a length; a battery cell housed in the inside of the case; a battery-side terminal disposed at a surface of the case and electrically connected to the battery cell; guide grooves extending in a length direction and formed on both sides of the case in a width direction for positioning the case in a thickness direction within a battery housing chamber by engaging with projections disposed in the battery housing chamber; and a cut out portion formed in an end of a bottom surface of the case, the cutout portion configured to receive a locking device of the battery housing chamber, the cutout portion open to both the bottom surface and a side surface of the case, wherein when the battery apparatus is inserted into a battery housing chamber of an electronic device in the length direction, the battery-side terminal makes an electrical connection with a housing chamber-side terminal of the battery housing chamber.