D. C. Power packs, inter alia of the disposable king, for provid

Electrical transmission or interconnection systems – Miscellaneous systems – Power packs

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363 18, H02J 700

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041211154

ABSTRACT:
A power pack for a d.c. energized device, the power pack providing a predetermined d.c. voltage and being of given shape and dimensions, its output terminals having predetermined positions. This power pack includes a casing having the given external shape and dimensions and two output terminals in said predetermined positions. Inside the casing a d.c. power supply is provided adapted to deliver an on-load d.c. voltage lower than the said predetermined d.c. voltage, and a low consumption converter circuit for converting a signal from the d.c. power supply into a d.c. voltage signal of the predetermined value. The signal from the converter circuit is applied across the output terminals.

REFERENCES:
patent: 3077563 (1963-02-01), Combs et al.
patent: 3702961 (1972-11-01), Erikson
patent: 3958168 (1976-05-01), Grundberg
Patent Associated Literature, "Stabilized Low Voltage D.C. Power Supply For Use with Thermal Conductivity Meters", D. F. Powell, Laboratory Practice, vol. 24, No. 7, pp. 471-472, Jul. 1975.

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