Power supply with battery charger for emergency sign

Details Power supply with battery charger for emergency sign Power supply with battery charger for emergency sign

1999-02-11

2000-10-31

Riley, Shawn

Electric power conversion systems

Current conversion

With means to connect the input to diverse power sources

362 20, H02M 110

Patent

active

061412341

ABSTRACT:
A power supply for an emergency light includes a battery and battery charging circuit. The battery charging circuit is formed by two diodes and two resistors and possibly a capacitor.

REFERENCES:
patent: 4682147 (1987-07-01), Bowman
patent: 5446440 (1995-08-01), Gleason et al.
patent: 5897194 (1999-04-01), Ham

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