Battery can-forming plate and battery can

Details Battery can-forming plate and battery can Battery can-forming plate and battery can

H - Electricity

01

M

H01M 4/80 (2006.01) B21D 22/28 (2006.01) B21D 51/36 (2006.01) H01M 2/02 (2006.01)

Patent

CA 2205613

A metal sheet to be used as an electrode substrate of a battery comprising a porous metal base sheet or a solid metal base sheet which is deformed upward and downward at predetermined intervals with respect to a reference plane to form a plurality of upward and downward projections conic, quadrangular pyramidal or wave-shaped having a large number of pores positioned on faces thereof. An active substance is filled into spaces surrounded with the upward and downward projections and held by the upward and downward projections.

L'invention est constituée par une feuille métallique utilisée comme substrat d'électrodes de pile. Cette feuille métallique est constituée d'une feuille de base en métal poreux ou en métal massif déformée vers le haut et vers le bas à intervalles prédéterminés par rapport à un plan de référence de façon à former une pluralité de projections coniques, quadrangulaires pyramidales ou ondulées vers le haut et vers le bas et ayant un grand nombre de pores sur leurs faces. Une substance active est introduite dans les espaces entourés par les projections vers le haut et vers le bas et délimités par ces projections.

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