Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Separator – retainer or spacer insulating structure
Reexamination Certificate
2005-06-14
2005-06-14
Chaney, Carol (Department: 1745)
Chemistry: electrical current producing apparatus, product, and
Current producing cell, elements, subcombinations and...
Separator, retainer or spacer insulating structure
C429S047000, C429S047000, C429S217000, C429S218200, C420S900000
Reexamination Certificate
active
06905794
ABSTRACT:
An air-hydrogen battery with high energy density and satisfactory cycle characteristics is provided.The air-hydrogen battery includes: a positive electrode made of an air electrode; a negative electrode provided with a hydrogen-absorbing alloy; and a cation-exchange film or an anion-exchange film formed as an electrolyte between the positive electrode and the negative electrode, wherein a periphery of the hydrogen-absorbing alloy of the negative electrode is covered with an anion-exchange resin, whereby the contact area between the anion-exchange resin that functions as an electrolyte and the hydrogen-absorbing alloy is increased, and the utilization factor and resistance to corrosion of the hydrogen-absorbing alloy are enhanced.
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Arishima Yasuo
Kashino Hiroshi
Nagai Ryo
Seki Gun
Shibata Shinsuke
Chaney Carol
Hitachi Maxell Ltd.
Martin Angela J.
Osha & May L.L.P.
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