Unique computer power system with backup power

Details Unique computer power system with backup power Unique computer power system with backup power

1994-11-23

1996-11-26

Shoop, Jr., William M.

Electrical transmission or interconnection systems

Plural supply circuits or sources

Selective or optional sources

307 66, 174 71R, 361827, 439557, 439578, H02J 110

Patent

active

055788769

ABSTRACT:
A computer power system comprises an AC-to-DC power supply for providing DC power to the computer during the presence of AC line power and a backup power supply for providing DC power from batteries directly to the DC operated components of the computer system, completely bypassing the AC to DC power supply, when AC line voltage is absent or low.

REFERENCES:
patent: 4703497 (1987-10-01), Ingalsbe
patent: 4941845 (1990-07-01), Eppley et al.
patent: 5237258 (1993-08-01), Crampton
patent: 5243136 (1993-09-01), Chen
patent: 5306870 (1994-04-01), Abat

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