| 摘要 |
The invention relates to a control system (10) having a rotary switch, in particular for a dashboard of a motor vehicle, comprising a plate (12), a rotary wheel (14) which is rotatably mounted with respect to the plate (12) about a main axis (A1), the wheel (14) being axially retained with respect to the plate (14) and guided rotatably about the main axis (A1) thereof, a switching device for converting the rotational movement of the wheel (14) into an electrical control signal addressed to an electronic control unit, characterized in that at least one roller (46) is provided, which is rotatably mounted on the plate (12) about a secondary axis (A2) that is stationary with respect to the main axis (A1) and which is provided with a tread (50) provided for rolling on a rolling track arranged on the peripheral axial wall of the wheel (14). |
