Patent ID: 8119278
Filing Date: 2012-02-21
Classification: H01M,Y02E,Y02P,Y10T

Abstract:
1. A flat battery comprising: a first substrate having an inner surface and an outer surface; a cathode current collector printed directly on said inner surface of said first substrate; a cathode printed directly on said current collector; a zinc ink anode applied directly on said first substrate without an intermediate anode current collector such that said anode and said cathode are substantially co-planar; an electrolyte in contact with both said anode and said cathode, said electrolyte comprising an additive to prevent or reduce gassing; and a second substrate secured to said first substrate thereby defining a cell volume between them that is isolated from an ambient environment; said electrolyte and at least major proportions of said cathode current collector, said cathode and said zinc ink anode all being contained within said cell volume.