| 摘要 |
PROBLEM TO BE SOLVED: To improve a cleanliness in a clean room by preventing fine particles generated due to scuffing of a movable unit of various type equipments (personal computer, a precision machine) used in the room or a dust stored in a distribution board installed in the room from floating and scattering in the room by connecting a transmission line or a communication cable to various type equipments. SOLUTION: A method for removing the dust in the clean room comprises the steps of connecting a dust exhausting duct 11 to a cooling fan 9a mounted at the various type equipment (the personal computer and/or the precision equipment, network unit) 10 installed in the room 1 having a dust collecting duct 4 under a floor for forming a floor 2 in a mesh-like state on an abovefloor, connecting a dust exhaust duct 15 to a vent port 13a of a distribution board box 13 installed in the room 1, drawing the ducts 11 and 15 under the floor to collect the dust and to exhaust the dust.
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