Apparatus for supplying or draining a fluid to or from the margi

Details Apparatus for supplying or draining a fluid to or from the margi Apparatus for supplying or draining a fluid to or from the margi

1981-05-29

1983-09-06

Skapars, Anthony

Chemistry: electrical current producing apparatus, product, and

With pressure equalizing means for liquid immersion operation

429 39, H01M 804

Patent

active

044030185

ABSTRACT:
Apparatus for supplying or draining a fluid to or from a marginal portion of a flat fuel cell electrode, consisting of a supply or drainage device for the fluid, which is connected with a spacious collecting channel (5) which runs substantially parallel to the marginal portion of the fuel cell electrode and which is connected with a number of substantially equidistantly spaced points of this marginal portion via micro-channels (4), these micro-channels having substantially identical dimensions and a width b that is smaller than their depth d. Preferably b/d is at most 0.9, and H/h is larger than 3, H and h being the hydraulic diameters of, respectively, the collecting channel (5) and the micro-channels (4).

REFERENCES:
patent: 3717505 (1973-02-01), Unkle, Jr. et al.
patent: 3814631 (1974-06-01), Warszawski et al.
patent: 3901731 (1975-08-01), Warszawski et al.
patent: 4124478 (1978-11-01), Tsien et al.

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