The device has a control element (8) such as control arm e.g. joystick (12) or switch panel or keypad panel, arranged at a control console i.e. armrest. The control element is arranged on a convex or approximately cylindrical concave surface (F). The surfa...

The device has an operating element (8) i.e. joystick (13), arranged at an operating console i.e. arm rest, where a rotary encoder or a rotary resetting unit is utilized as the operating element. The operating element is fixed in an opening of a cover elem...