BATTERY MODULE STRUCTURE OF BATTERY

PROBLEM TO BE SOLVED: To provide battery module structure of a battery capable of assembling in simple technique and from one direction, suppressing dispersion of temperatures between battery cells, and reducing a burden to an assembling worker. SOLUTION: The battery module structure is equipped with a frame-shaped resin spacer 5 surrounding a central thick part with thin parts of a battery cell 3 arranged on the upper side and a battery cell 4 arranged on the lower side, and ventilation parts 62, 64 communicating with a recessed part 61 of a resin lower case 6 from the outside and having upper and lower symmetrical shape and size, and the battery cell 3 arranged on the upper side and the battery cell 4 arranged on the lower side are held up and down with the resin lower case 6 and the resin spacer 5, and an upper case 2. COPYRIGHT: (C)2009,JPO&INPIT