Unique computer power system with backup power

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

1987-12-15

1989-12-05

Hickey, R. J.

Electricity: battery or capacitor charging or discharging

Serially connected batteries or cells

With discharge of cells or batteries

307 66, H02J 700, H02J 900

Patent

active

048855219

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: 3603973 (1971-09-01), Hough
patent: 3721887 (1973-03-01), Nickerson
patent: 4327298 (1982-04-01), Burgin
patent: 4441031 (1984-04-01), Moriya et al.
patent: 4533196 (1985-11-01), Tokuyama et al.
patent: 4672293 (1987-06-01), Crampton
patent: 4675538 (1987-06-01), Epstein

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