Battery backup power switch

Details Battery backup power switch Battery backup power switch

1983-06-10

1985-07-09

Pellinen, A. D.

Electrical transmission or interconnection systems

Plural supply circuits or sources

Substitute or emergency source

307 86, H02J 906

Patent

active

045284598

ABSTRACT:
Switching apparatus for connecting a device requiring a backup power source to a battery bus upon disconnect or failure of the primary power source, without interruption of power, and without loading the backup power source when the device is off. Therefore, the apparatus provides nearly total or complete isolation of the backup source from the load when the device (load) is off.

REFERENCES:
patent: 3419779 (1968-12-01), Zehner
patent: 3454781 (1969-07-01), Scholler
patent: 4044268 (1977-08-01), Hammel et al.
patent: 4104539 (1978-08-01), Hase
patent: 4272650 (1981-06-01), Bolgiano et al.
patent: 4441031 (1984-04-01), Moriya et al.

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