Facility for supplying spare or auxiliary power supply to...

Details Facility for supplying spare or auxiliary power supply to... Facility for supplying spare or auxiliary power supply to...

2005-05-17

2005-05-17

Laxton, Gary L. (Department: 2838)

Electrical transmission or interconnection systems

Plural supply circuits or sources

One source floats across or compensates for other source

C713S002000

Reexamination Certificate

active

06894405

ABSTRACT:
A power supply facility includes a primary power circuit coupled to energize a CPU, a control circuit coupled to the CPU, and an auxiliary power circuit coupled to the control circuit for supplying electric power to the CPU via the control circuit. A detecting device nay detect the power supply to the CPU, and may actuate the control circuit to couple the auxiliary power circuit to energize the CPU when the primary power circuit is unable to energize the CPU, or when the electric power supplied to the CPU is cut off, or when the power supply is less then the required value.

REFERENCES:
patent: 4694194 (1987-09-01), Hansel et al.
patent: 5758100 (1998-05-01), Odisho
patent: 5839081 (1998-11-01), Joao et al.
patent: 5939799 (1999-08-01), Weinstein
patent: 6275946 (2001-08-01), Meir
patent: 6665806 (2003-12-01), Shimizu

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