| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a ventilation device for use in ventilating the interior of a vehicle, the cost of which is low and which is free from rattling. <P>SOLUTION: A ventilation device has a frame 12 made of a first material component, and a non-return flap element 14 made of a second material component, wherein the first material component is harder than the second material component. The non-return flap element 14 includes a movable non-return flap 18 arranged to rest exclusively against the non-return flap element 14, or the ventilation device 10 can be installed on a vehicle component, and part of the ventilation device 10 engaged with the vehicle component is part of the non-return flap element 14. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
