Indicating or measuring instruments

Details Indicating or measuring instruments Indicating or measuring instruments

1975-04-01

1976-08-31

Rolinec, R. V.

Electricity: measuring and testing

Measuring, testing, or sensing electricity, per se

Plural ranges, scales or registration rates

G01R 1508

Patent

active

039784045

ABSTRACT:
A multi-range electrical measuring or indicating instrument including a current sensitive movement adapted to provide an indication of an electrical signal. The movement is connected to contacts which make electrical connection with contact members on a printed circuit member. The printed circuit member includes circuit apparatus for controlling the sensitivity of the instrument, and is movable relative to the contacts to selectively connect the circuit apparatus to the movement.

REFERENCES:
patent: 408157 (1889-07-01), Barrett
patent: 2466558 (1949-04-01), Sadlon
patent: 3544896 (1970-12-01), Solow

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