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IPC Subgroup
H01R 39/46

Auxiliary means for improving current transfer, or for reducing or preventing sparking or arcing

Introduced: September 1968

Last revised: January 2006

Full Title

Rotary current collectors, distributors or interrupters > Details > Auxiliary means for improving current transfer, or for reducing or preventing sparking or arcing

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

preventing arcing in electric current collectors

4 direct subcodes

Child Classifications

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  • H01R 39/48 by air blast; by surrounding collector with non-conducting liquid or gas
  • H01R 39/5 Barriers placed between brushes
  • H01R 39/52 by use of magnets
  • H01R 39/54 by use of impedance between brushes or segments