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IGRA ETS
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IGRA ETS
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Publication of FR651741ApublicationCriticalpatent/FR651741A/fr
H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
H01R39/00—Rotary current collectors, distributors or interrupters
H01R39/02—Details for dynamo electric machines
H01R39/04—Commutators
FR651741D1928-03-241928-03-24Dispositif éliminant les étincelles au collecteur dans les machines de faible puissance
ExpiredFR651741A
(fr)