Dustproof suit for clean room

A dustproof suit for sucking air in the dustproof suit thereby to maintain an interior of the dustproof suit under its decompressed condition relative to a pressure of a clean room, said dustproof suit comprising:

• a garment consisting of a pair of pants and a jacket, both of which are formed in one body;
• a pair of inner pants disposed inside said garment, each of said inner pants having a elastically squeezed hem defining a predetermined suction area in each of said inner pants;
• a hood detachably mounted on said jacket, said hood having an opening formed at a position corresponding to a worker's face and covered with a shade for opening and closing said opening;
• and
• a suction unit attached to said garment for decompressing an interior of said garment, said suction unit including:
• a suction belt arranged inside said garment and tied around a worker's waist portion, said suction belt being in the form of a band member having a hollow passage formed to extend along a longitudinal direction of said band member and a plurality of suction holes formed on upper and lower surfaces of said band member so as to communicate with said hollow passage;
• and
• an air cleaner arranged outside said garment and connected with said suction belt, said air cleaner sucking air into said suction belt through said suction holes, sequentially filtrating the air and finally discharging it outside said garment.