"COMMUTATOR AND METHOD FOR THE PRODUCTION THEREOF"
DE2914464A1
Thyristor controller for universal motor - provides selective speed control or fixed voltage operation using potentiometer connected to moving contact of selector switch
DE2904646B1
Push button switch
DE2634871A1
Electric hand tools or domestic appliances - contains switch with additional bridge contact for current limiting resistor, which can be locked by bimetal strip
DE2634808A1
Pushbutton switch with spring loaded operating element - has slide movable against spring pressure and making contact with contact bridge and spring contact