Patent classifications
H
ELECTRICITY
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H01
ELECTRIC ELEMENTS
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H01R
ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
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39/00
Rotary current collectors, distributors or interrupters
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H01R39/02
Details; for dynamo electric machines
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H01R39/18
Contacts for co-operation with commutator or slip-ring, e.g. contact brush
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H01R39/24
Laminated contacts; Wire contacts, e.g. metallic brush, carbon fibres
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