| 摘要 |
<P>PROBLEM TO BE SOLVED: To enhance resistance to external impacts. <P>SOLUTION: A secondary battery according to an embodiment comprises a negative electrode film 14 and a positive electrode film 10, and a plurality of hard bodies 20 disposed in at least one of the negative electrode film 14 and the positive electrode film 10 and harder than the at least one electrode film. A method for manufacturing a secondary battery according to another embodiment comprises the steps of applying a paste containing at least one of a negative electrode material and a positive electrode material, and a plurality of hard bodies 20 on a conductor plate 16, and squeegeeing the paste to form at least one corresponding electrode film of a negative electrode film 14 and a positive electrode film 10 on the conductor plate from the at least one material, and the plurality of hard bodies is harder than the at least one electrode film. <P>COPYRIGHT: (C)2012,JPO&INPIT |
