H ELECTRICITY
H01 ELECTRIC ELEMENTS
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
H01R27/00 Coupling parts adapted for co-operation with two or more dissimilar counterparts
H01R27/02 for simultaneous co-operation with two or more; dissimilar; counterparts