FIELD: electrical engineering. SUBSTANCE: method of removal of oxide film from surface of collector of electric machine consists in action of vanadium pentoxide on oxide film. For this purpose briquettes are manufactured from vanadium pentoxide identical by shape and dimensions to current collecting brush, briquettes are put into brush holder and armature is set in rotation. EFFECT: enhanced efficiency of method. 4 dwg
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Authors
Dates
1995-10-10—Published
1989-09-12—Filed