| 摘要 |
PROBLEM TO BE SOLVED: To provide a battery which takes a metal resin laminated film as a battery case and which is hard to short circuit. SOLUTION: A battery having a power generating element 5 which has an isolation body 4 for preventing short circuit of a positive pole 2, a negative pole 3, and between the positive and negative poles, and a metal resin laminated film case 6 for receiving the power generating element, includes covers 8, 9 for preventing stress deformation of end portions of the power generating element 5, on the end portions. The battery is hard to short circuit and is safe in spite of its being lightweight and compact in size. |
