BATTERY Russian patent published in 2014 - IPC H01M2/26 H01M2/30 H01M10/04 

FIELD: electricity.

SUBSTANCE: disclosed is a battery which comprises: an electrical power generating element (21), in which are layered one or more layers of single cells, each formed by successive superposition or layering of a positive electrode, an electrolyte and a negative electrode; a first current collector plate (25), which is provided on the surface of the outermost positive electrode of the electric power generating element (21); a second current collector plate (27), which is provided on the surface of the inner most negative electrode of the electric power generating element (21); an arching or protruding part (41), (42), provided on the first current collector plate (25) and/or the second current collector plate (27), with a width of not less than half the width of the end edge of the current collector plate (25), (27); and a terminal (44), (45), which is attached to the arching part (41), (42) to tap electric current from the arching part (41), (42).

EFFECT: longer service life.

8 cl, 7 dwg