A production apparatus is equipped with supply means which has a cassette member 50 for bearing a predetermined number of positive electrode plates or negative electrode plates, and which batchwise supplies a plurality of positive electrode plates 5 or neg...

After a separator is brought into a tension-free state, a plurality of guide members are crossed in a horizontal direction between rows of the guide members to fold the separator or a superposed body zigzag. Positive electrode plates or negative electrode ...

The present invention provides a negative electrode for a nonaqueous electrolyte secondary battery, the negative electrode being produced at reduced costs, having a high graphite packing density, and having stable quality. The negative electrode according ...

The present invention provides a positive electrode for a non-aqueous electrolyte secondary battery in which the charge/discharge rate of a secondary battery is increased by increasing the discharge/discharge rate of the positive electrode as a result of i...

A battery lid with an electrode terminal according to the present invention comprises: a lid member having an outer surface and an inner surface, and having an opening; a packing that includes a cylindrical portion penetrating through the opening of the li...