Battery charging circuit for electronic apparatus

Details Battery charging circuit for electronic apparatus Battery charging circuit for electronic apparatus

1984-04-26

1986-12-23

Hickey, R. J.

Electricity: battery or capacitor charging or discharging

Serially connected batteries or cells

With discharge of cells or batteries

307 66, 320 22, 320 39, H02J 704

Patent

active

046314687

ABSTRACT:
A battery charging circuit comprises a first circuit provided for interrupting the power supplied to a load to rapid charge a secondary battery with an external power source, and a second circuit provided for enabling the power supplied to the load and charging the secondary battery with a trickle charge. A control circuit is provided for selectively activating the first circuit and the second circuit.

REFERENCES:
patent: 3214670 (1965-10-01), Schaf
patent: 3344899 (1967-10-01), Wang et al.
patent: 3521142 (1970-07-01), Ludlam
patent: 4152635 (1979-05-01), Scott, Jr.
patent: 4233553 (1980-11-01), Prince et al.

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