JPH05299116
PURPOSE:To simplify the manufacturing process of a battery by improving the collecting structure of a negative electrode in a rectangular hydride secondary battery. CONSTITUTION:A positive electrode 1 containing a metal oxide or a metal hydroxide, a negative electrode containing a hydrogen storage a...
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Zusammenfassung: | PURPOSE:To simplify the manufacturing process of a battery by improving the collecting structure of a negative electrode in a rectangular hydride secondary battery. CONSTITUTION:A positive electrode 1 containing a metal oxide or a metal hydroxide, a negative electrode containing a hydrogen storage alloy, a separator 3 interplaced between both of the electrodes, and an electrolyte consisting of alkaline aqueous solution are stored in a negative electrode can 5, and a sealing body 6 is provided on the opening part of the can. The negative electrode 2 is formed out of a molding in the form of a sheet, for which hydrogen storage alloy powder is press-fitted to a collector, which is unevenly distributed to the surface side rather than in the center of the direction of the depth of the molding, while the negative electrode 2 is stored in the negative electrode can 5 so that the collector is situated in the inner wall surface side of the negative electrode can 5. |
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