Patent ID: 7166389
Filing Date: 2007-01-23
Classification: H01M,Y02E,Y10T

Abstract:
1. A battery pack comprising a battery device having a cathode, an anode and a polymer electrolyte, with a terminal being taken out from each of the cathode and the anode; a packaging unit having a first area, carrying a housing recess for accommodating the battery device therein, a second area formed in continuation to the first area, and a third area formed in continuation to the second area, wherein the third area is substantially at a right angle relative to the first area; a frame mounted around the battery device, wherein the battery device is accommodated in the housing recess and covered up by and bonded to the second area; and a connection substrate mounted on the frame, and including a terminal unit connected to the terminals, the terminal unit being adapted to be electrically connected to an external apparatus; wherein the battery device is accommodated in the housing recess, the second area, lying opposite to the terminals of the accommodated battery device, is folded back against the first area to cover up a first surface of the battery device, exposed to outside, the first and second areas being then bonded to each other, the terminals of the battery device, accommodated in the housing recess and covered up by and bonded to the second area, are connected to the connection substrate, the frame is mounted around the battery device and the connection substrate is mounted to the frame; the third area of the packaging unit is folded against the second area to cover up a second surface opposite to the first surface of the battery device, accommodated in the housing recess, covered up by and bonded to the first area; with the third area, and the third area and the first area are bonded to each other.