Clamp type galvanometer

Details Clamp type galvanometer Clamp type galvanometer

1979-05-18

1981-08-11

Karlsen, Ernest F.

Electricity: measuring and testing

Measuring, testing, or sensing electricity, per se

With coupling means

324157, 336176, G01R 122

Patent

active

042836778

ABSTRACT:
A clamp type galvanometer comprising a current transformer constituted from a coil-wounded split iron core pivotally secured so that it can be opened or closed, a lever for opening or closing said split iron core, a meter assembly consisting of a pointer and graduations for indicating the output of said current transformer through a cut-over circuit in the measuring range, and a grip for actuating said cut-over circuit in the measuring range. The device is compactly housed in a case of a size portable with one hand.

REFERENCES:
patent: 1906812 (1933-05-01), Rowell
patent: 2476121 (1949-07-01), Smith, Jr.
patent: 3213365 (1965-10-01), Wilson
patent: 3253215 (1966-05-01), Moakler et al.
patent: 3403656 (1968-10-01), Barry et al.
patent: 3571772 (1971-03-01), Bennon et al.

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