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IPC Subgroup
H01R 39/56

Devices for lubricating or polishing slip-rings or commutators during operation of the collector

Introduced: September 1968

Last revised: January 2006

Full Title

Rotary current collectors, distributors or interrupters > Details > Devices for lubricating or polishing slip-rings or commutators during operation of the collector

Classification Context

Section:
ELECTRICITY
Class:
ELECTRIC ELEMENTS
Subclass:
ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS

Related Keywords

LUBRICATION of electric slip rings for commutatorsPOLISHING of electric slip rings or commutators