Carrier web for laminar batteries
First Claim
1. In a thin flat laminar battery of the kind having first and second end terminals, a portion of said first end terminal being folded around one edge of said battery to be accessible on the same side as said second end terminal, the improvement which comprises an insulating sheet between the superposed portions of the end terminals, said superposed portions consisting of said folded-around portion of said first end terminal and the confronting portion of said second end terminal, said insulating sheet consisting of a laminate comprising paper, a barrier layer of liquid impermeable insulating material on said paper, and a layer of adhesive on said insulating material and adhering said insulating sheet to said second end terminal.
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Accused Products
Abstract
Carrier web and end cell insulator stock for laminar batteries comprising a laminate of paper, a thermoplastic liquid impervious resin, and an overlayer on the resin of a heat sealing adhesive.
36 Citations
6 Claims
- 1. In a thin flat laminar battery of the kind having first and second end terminals, a portion of said first end terminal being folded around one edge of said battery to be accessible on the same side as said second end terminal, the improvement which comprises an insulating sheet between the superposed portions of the end terminals, said superposed portions consisting of said folded-around portion of said first end terminal and the confronting portion of said second end terminal, said insulating sheet consisting of a laminate comprising paper, a barrier layer of liquid impermeable insulating material on said paper, and a layer of adhesive on said insulating material and adhering said insulating sheet to said second end terminal.
- 3. A laminate useful as a carrier web and interterminal insulator in the manufacture of laminar batteries, comprising a sheet of paper, a thin layer of low density polyethylene on one surface of and adhering to said sheet, and a thin layer of ethylene/vinyl acetate adhesive on said layer of polyethylene.
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5. As a carrier web and end cell insulator for laminar batteries, a laminate of paper, a layer of thermoplastic liquid impervious resin on one surface of said paper, and an overlayer on said resin of a heat sealing adhesive.
Specification