Chemistry: electrical current producing apparatus – product – and – Fuel cell – subcombination thereof – or method of making or... – Process or means for control of operation
Reexamination Certificate
2007-11-13
2011-11-08
Ruddock, Ula C. (Department: 1729)
Chemistry: electrical current producing apparatus, product, and
Fuel cell, subcombination thereof, or method of making or...
Process or means for control of operation
C429S400000, C429S430000, C429S432000
Reexamination Certificate
active
08053121
ABSTRACT:
A system and technique for switching the polarity of an electrochemical cell stack to switch operation of the stack between a power producing mode of operation and an electrochemical pumping mode of operation is provided. The system and technique include a plurality of polarity switches that are switched between configurations in response to a mode select signal.
REFERENCES:
patent: 5411528 (1995-05-01), Miller et al.
patent: 2007/0148507 (2007-06-01), Mason et al.
patent: 2007/0188025 (2007-08-01), Keagy et al.
Brown Christopher
Schrieber Jeffrey W.
Davis Patricia
Honda Motor Co. Ltd.
Laurentano Anthony A.
Nelson Mullins Riley & Scarborough LLP
Ruddock Ula C.
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