| 摘要 |
<p>PROBLEM TO BE SOLVED: To obtain a ventilation duct capable of improving productivity and smoothly opening/closing an opening/closing valve.SOLUTION: A ventilation duct 10 comprises: a duct body 20 that includes an opening 38 communicating a cabin interior A with a cabin exterior B in a state in which the ventilation duct 10 is assembled into a vehicle, and a protrusion 46 provided in an upper edge portion 44 of the opening 38 and protruding toward the cabin exterior B; an opening/closing valve 22 inserted into the protrusion 46 to be able to oscillate and covering the opening 38; and a bent portion 49A for retention formed by bending a tip end of the protrusion 46.</p> |
