| 摘要 |
PROBLEM TO BE SOLVED: To minimize the dust inhalation of an operator in a classification site. SOLUTION: A classification facility has a refuse selection chamber 2 provided with a conveyer 3 for classifying refuse and a refuse storage chamber 4 in which the classified refuse, which is dropped and guided through a chute 5 arranged in the side part of the conveyer 3, is stored. An air suction duct 6 is connected with the chute 5 through a connection duct 7, and a ventilation volume controller 8 for controlling ventilation volume is provided below a joint between the chute 5 and the duct 7.
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