Electrical switch, especially rotary switch for electrical tool, e.g. saw, drill or grinder, has movable actuation element with contact system with on/off states and demand value potentiometer

摘要

The device has a movable actuation element (5) with a contact system (3) with on/off states and a potentiometer (4). The actuation element is movable from an initial position to at least one actuation position so the contact system is off and the potentiometer at null in the initial position; the contact system is turned on and the potentiometer moved from null to a demand value position if the actuation element is moved to an actuation position.