COAXIAL KNEB CONTROLLER FOR VEHICLE VENT

A ventilation assembly of a vehicle includes a bezel defining a ventilation opening through which airflow is directed. The main blade extends through the vent opening and is movable about a main blade axis to adjust an airflow direction in a first direction. A plurality of secondary blades are arranged across the vent opening and are movable about the secondary blades to adjust the airflow direction in the second direction. A primary adjustment knob is located on the adjustment shaft and is rotatable about an adjustment axis. The primary adjustment knob is configured to effect movement of the primary blade about the primary blade axis. The secondary adjustment knob is coaxial with the primary adjustment knob and is independently rotatable about an adjustment axis. The secondary adjustment knob is configured to effect movement of the plurality of secondary blades about their respective secondary blade axes. 车辆的通风组件包括限定通风开口的边框，气流被引导通过通风开口。主叶片延伸穿过通风开口并且可围绕主叶片轴线移动，以在第一方向上调节气流方向。多个副叶片横跨通风开口排列，并且可围绕副叶片移动，以在第二方向上调节气