Welded battery elements and process

Details Welded battery elements and process Welded battery elements and process

1977-11-14

1978-07-04

Walton, Donald L.

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Intracell assembly having cell electrode connector

219118, 219 9123, H01M 226, B23K 1110

Patent

active

040989666

ABSTRACT:
A battery including a plurality of electrochemically negatively and positively polarized elements interleaved with each other and a plurality of appropriate interelement battery separators, wherein each of the elements has a foil-like metal tab extending therefrom and welded to like tabs from other elements of like polarity and to the battery terminal. The outermost tab of each tab bundle is longer than the other tabs and the free end thereof is folded back against the remainder of the tab and on the outside of the tab bundle for engagement by the welding electrode during welding.

REFERENCES:
patent: 2293247 (1942-08-01), Fentress
patent: 2883443 (1959-04-01), Ruetschi et al.
patent: 3164711 (1965-01-01), Shetterly
patent: 3640775 (1972-02-01), Fitchman et al.

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