Battery charging system

Electricity: battery or capacitor charging or discharging – Serially connected batteries or cells – With discharge of cells or batteries

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320 39, 320 51, 320 57, 323906, H02J 710

Patent

active

043119522

ABSTRACT:
A battery charging system designed to charge a battery, especially a nickel-cadmium (Ni-Cd) battery from a lead acid power supply without overcharging, and to charge uniformly a plurality of batteries in parallel. A non-linear resistance is utilized and is matched to the voltage difference of the power supply battery and the batteries being charged.

REFERENCES:
patent: 979155 (1910-12-01), Gugler
patent: 3086160 (1963-04-01), Loftus
patent: 3148322 (1964-09-01), Booe et al.
patent: 3393355 (1968-07-01), Whoriskey et al.
patent: 3484659 (1969-12-01), Nagai et al.
patent: 3825740 (1974-07-01), Friedman et al.
Jakobi, "Alkaline Secondary Cells", Encyclopedia of Chem. Technology, vol. 3, 2nd Ed., 1963, John Wiley & Sons.

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