| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a wound type electrochemical device restrained in characteristics fluctuations and a manufacturing method for the same. <P>SOLUTION: An electrochemical device comprises auxiliary metal parts T1 and T2 provided around the axes of winding at one end along the axes of winding of an anode electrode A and a cathode electrode K, a separator S1 intervening between the anode electrode A and the cathode electrode K, and a thermoplastic resin disposed between the auxiliary metal parts T1 and T2 and active substance layers AE1 and KE1, wherein reinforced resin layers TC1 and TC2 thinner than the auxiliary metal parts T1 and T2 and not in contact with the separator S1 but in contact with both the flanks of the auxiliary metal parts T1 and T2 and the flanks of the active substance layers AE1 and KE1. <P>COPYRIGHT: (C)2012,JPO&INPIT |
