| 摘要 |
PROBLEM TO BE SOLVED: To provide a ventilation device capable of improving the cleaning property of a fan by providing a bell mouse and a shutter part attachably to and detachably from a frame having a fan motor. SOLUTION: This ventilation device has the frame 4 provided with a fan motor part 2 having the centrifugal fan 1, the bell mouse 6 matched to the suction port 6 of the fan of the frame 4, the shutter part 7, and a cover 16 installed to the frame 4 so as to cover the shutter part 7. The bell mouse 6 and the shutter part 7 are integrally provided through a mounting member 8 so as to be attachable to and detachable from the frame. According to this, the bell mouse 6 and the shutter part 7 can be released from the frame 4, and the cleaning of the axial fan 1 can be easily performed. COPYRIGHT: (C)2004,JPO
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