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