Defective motor brush detector

Details Defective motor brush detector Defective motor brush detector

1983-02-14

1985-07-09

Rowland, James L.

Communications: electrical

Condition responsive indicating system

Specific condition

310245, G08B 2100

Patent

active

045285560

ABSTRACT:
This invention relates to apparatus for detection and monitoring of improper operation of commutator-brush combinations conveying current to or from the electromagnetic rotary member of a motor or generator, and relates, more particularly, to means for detecting defective brushes in critical motor driven textile units such as yarn storage feeder devices which operate to store yarn temporarily for use by user means such as a loom.

REFERENCES:
patent: 4024525 (1977-05-01), Baumgartner et al.
patent: 4316186 (1982-02-01), Purdy
patent: 4333095 (1982-06-01), Silva
"Current Indicator is Overload Proof" by Henno Normet, Electronics, 1/6/1977, p. 114.

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