Battery separators with T-shaped ribs

Details Battery separators with T-shaped ribs Battery separators with T-shaped ribs

1991-09-23

1993-11-23

Willis, Jr., Prince

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Separator, retainer or spacer insulating structure

429146, 429147, H01M 216

Patent

active

052643042

ABSTRACT:
A sheet product useful as a battery separator in the form of a microporous base sheet having spaced T-shaped (cross-sectional) ribs extending from one surface of the base sheet.

REFERENCES:
patent: 3917772 (1975-11-01), Hollenbeck
patent: 4000352 (1976-12-01), Hollenbeck et al.
patent: 4024323 (1977-05-01), Versteegh
patent: 4490447 (1984-12-01), Battersby

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