Chemistry: electrical current producing apparatus – product – and – Plural concentric or single coiled electrode
Patent
1990-06-11
1992-02-25
Kalafut, Stephen
Chemistry: electrical current producing apparatus, product, and
Plural concentric or single coiled electrode
429131, 296234, H01M 202
Patent
active
050912739
ABSTRACT:
In an electrochemical wound cell having a negative and positive plate strip, and at least one inorganic separator interleaved between the plates, the improvement comprising: a thin sheet of flexible material having a leading and trailing end, the sheet wrapped around the wound cell and heat softened to attach the trailing end to a portion of the sheet between the leading and trailing ends. A method for making the electrochemical cell characterized herein is also described.
REFERENCES:
patent: 4112202 (1978-09-01), Hug et al.
patent: 4402784 (1983-09-01), Romero-Medrano
patent: 4664979 (1987-05-01), Johnson
patent: 4802275 (1989-02-01), Freluche
patent: 4963445 (1990-10-01), Marple et al.
Hug Leonard F.
Sutton Martyn
Castleman, Jr. C. H.
Isaac J. L.
Kalafut Stephen
Oberg H. W.
Optima Batteries, Inc.
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