| 摘要 |
PROBLEM TO BE SOLVED: To solve the following problem: because forming only a certain constant circulation air current inside a room when an air direction of a blowing air current is constant, a stagnant point wherein an air current is absent is generated inside the room, and pollution of air in the stagnant point is made hardly to be circulated to a position of an air cleaner. SOLUTION: By detecting dust or an odor by a sensor 11 while automatically swinging a movable louver 10 provided in a blowoff port 9 back and forth, or right and left to change the air current inside the room, the air pollution of the room can be quickly searched for. By stopping the movable louver 10 in a position wherein the air pollution of a prescribed amount or above is detected to form an optimum air current inside the room and performing cleaning operation, the dust can be efficiently collected. COPYRIGHT: (C)2006,JPO&NCIPI |
