Electrical transmission or interconnection systems – Plural supply circuits or sources – Substitute or emergency source
Patent
1974-08-16
1976-02-17
Hohauser, Herman J.
Electrical transmission or interconnection systems
Plural supply circuits or sources
Substitute or emergency source
307 10BP, 307 64, H02J 700
Patent
active
039393593
ABSTRACT:
A battery charging and discharging system includes a charging circuit for charging a battery from supply mains and a first switching circuit responsive to a failure of the supply mains for switching the battery from the charging circuit to a discharge circuit which imposes a load thereon. A second switching circuit is thereafter responsive to the output of the battery to disconnect the load from the battery when the battery output falls below a predetermined level.
REFERENCES:
patent: 3419779 (1968-12-01), Zehner
patent: 3684891 (1972-08-01), Sieron
patent: 3778634 (1973-12-01), Hanrihan
patent: 3784892 (1974-01-01), Zeling
Nehushtan Jacob
Schusberger Meyer
Hohauser Herman J.
Tadiran Israel Electronics Industries Ltd.
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