| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an outdoor hood capable of removing dust attached to a filter without using wind pressure of a ventilator or the outside air and without performing maintenance of the filter by a user. <P>SOLUTION: This outdoor hood is composed of a cylindrical portion 5 inserted into a duct 4 formed in a wall 1 and communicating an indoor part 2 and an outdoor part 3, a main body 8 disposed on an outer wall 6 and having an opening portion 7 approximately at its center, a hood 9 disposed in a state of covering the main body 8 and having an opening at its lower part, and the filter 10 disposed in the cylindrical portion 5. A vibrator 11 is disposed on a front face of a filter 10 face, a vibration receiver 13 receiving pressure fluctuation is disposed on an end portion 12 of the vibrator 11, the vibration receiver 13 receives vibration by pressure fluctuation in the cylindrical portion 5 generated by opening and closing of a door of a room, or the wind passing through the cylindrical portion 5, and the vibration is transmitted to the vibrator 11, so that the dust attached to the filter 10 can be removed by the vibration of the vibrator 11. <P>COPYRIGHT: (C)2008,JPO&INPIT |
