Dual power supply for electronic devices

Details Dual power supply for electronic devices Dual power supply for electronic devices

2005-04-15

2010-06-15

Ryan, Patrick (Department: 1795)

Chemistry: electrical current producing apparatus, product, and

Having magnetic field feature

C429S006000, C429S006000, C429S061000, C320S101000

Reexamination Certificate

active

07736773

ABSTRACT:
A dual power supply assembly for providing power to an electrical device includes a fuel cell and a battery in electrical communication with the fuel cell. The fuel cell and the battery act in tandem to supply power to the electrical device. Either the fuel cell of the battery may be removed from the dual power supply assembly without interrupting the continuous operation of the electrical device.

REFERENCES:
patent: 4810204 (1989-03-01), Wilson
patent: 5401589 (1995-03-01), Palmer et al.
patent: 6326097 (2001-12-01), Hockaday
patent: 2003/0142467 (2003-07-01), Hachiya et al.

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