Annular electrochemical accumulator having spirally wound electrodes
Patent
·
OSTI ID:7068200
An annular electrochemical accumulator having spirally wound positive and negative electrodes with an interposed separator and including electrolyte wherein the spiral assembly of electrodes and separator is enclosed between a pair of concentric cylindrical tubular metallic casing components, with end seals for the two components, said two casing components serving respectively as the electric terminals of the cells, the electrodes having portions bearing active electrode materials and bare portions which latter serve as current collectors are secured electrically to respective of the casing components or parts connected thereto as by welding or soldering.
- Assignee:
- Societe Accumulateurs Fixes et Traction SA
- Patent Number(s):
- US 3490949
- OSTI ID:
- 7068200
- Resource Relation:
- Patent Priority Date: Priority date 25 Jul 1966, France
- Country of Publication:
- United States
- Language:
- English
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