Device for indicating the direction of rotation of a body driven

Details Device for indicating the direction of rotation of a body driven Device for indicating the direction of rotation of a body driven

1975-07-02

1977-01-04

Corcoran, Robert J.

Electricity: measuring and testing

Measuring, testing, or sensing electricity, per se

Frequency of cyclic current or voltage

324165, 324158MG, 340271, G01R 3302, G01B 700

Patent

active

040016897

ABSTRACT:
A device for indicating the direction of rotation of a rotating body forming part of or associated with rotating electrical machine comprises the combination of a probe unit positioned to interrupt magnetic lines of force generated by the electrical machine, a detector for interpreting signals from the probe unit, and an indicator, which can be a center zero current meter or an oscilloscope, for displaying direction of rotation.

REFERENCES:
patent: 1111345 (1914-09-01), Wood
patent: 3188620 (1965-06-01), Mac Callum
patent: 3404339 (1968-10-01), Mitchell
patent: 3728565 (1973-04-01), O'Callaghan
patent: 3943504 (1976-03-01), Vosicky
Koppitz, Frank; Drehzahlmessung etc.; Archiv fur Technesches Messen; V. 145-12; pp. 121-122.

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