A film-covered battery 1 includes battery element 6 and laminate films 3 and 4 for sealing battery element 6. Laminate films 3 and 4 are realized by laminating a heat-seal resin layer and a metal foil layer and seal battery element 6 by arranging the films...

A lithium ion secondary battery comprising a battery element obtained by alternately stacking a plurality of positive electrodes having layers of a positive electrode active material formed on both sides of positive current collectors and a plurality of ne...

A radiating member (2) of the present invention comprises a plurality of first walls (2a), and second walls (2b) connected to first walls (2a) and formed substantially at right angles to the first walls (2a), which are alternately and continuously formed. ...

A film-covered electric device has an electric device element and casing films. The casing films include a sealing area formed by thermally fusing the facing surfaces of the casing films together around the periphery of the electric device element, an elec...

A laminated battery has a battery element in which a plurality of positive electrode sheets, which are each composed of a positive electrode collector in which positive electrode material has been applied and in which a portion to which the positive electr...

A film covered battery has a battery element, a positive and a negative lead terminal connected to the battery element, and a casing for sealing the lead terminals and the battery element together with an electrolytic solution, with portions of the lead te...

A film covered battery has a battery element, a casing for sealing the battery element, and lead terminals connected to a positive electrode and a negative electrode, respectively, of the battery element, and extending from the casing. The casing is flexib...