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Flexible cells and batteries formed therefrom

  • US 4,092,464 A
  • Filed: 07/19/1976
  • Issued: 05/30/1978
  • Est. Priority Date: 07/19/1976
  • Status: Expired due to Term
First Claim
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1. A cathodic structure for a flexible electrochemical cell comprising a compressed mixture of a powdered cathode active material, chopped graphite fibers, and a binder;

  • said mixture being affixed to a flexible metallic current collector;

    a metal tab affixed to said collector; and

    said compressed mixture and said current collector being sealed within a plastic pouch with said metallic tab extending therethrough;

    the plastic of said plastic pouch having sufficient porosity to permit ionic flow therethrough, and the pores thereof being sufficiently small that solid particles will not pass therethrough.

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