An end cover assembly (100), an energy storage apparatus (1000), and an electricity-consumption device are provided. The end cover assembly (100) includes a lower plastic member (10, 20), a connector (40, 50), and a heat insulating member (80). The lower p...

In order to accurately protect current collectors included in an electric storage device, the electric storage device includes an electric storage element 3 arranged inside an electric storage device case BC; an electrode terminal 5 arranged outside the el...

An electric storage device is provided having a structure that can reliably produce the sealing effect between a case and a sealing member. The electric storage device of the present invention includes an electrode assembly (4); a case (1) that includes a ...

An electric double layer capacitor (1) comprises: a cell (2) which includes a pair of polarizable electrodes (20)(21) impregnated with an electrolytic solution and disposed in opposed relation with a separator (6) interposed therebetween; collector electro...

An electrochemical device comprises a pair of electrodes (31, 32) having electrode layers (31b, 31c, 32b, 32c) formed on strip-like collectors (31a, 32a) except on their strip-like portions (31ax, 32ax) along a longitudinal side of the strip-like collector...