AIR MANAGEMENT SYSTEM FOR MANUFACTURE OF NONWOVEN WEB AND LAMINATE

摘要

PROBLEM TO BE SOLVED: To provide an air management control system which does not need a dumper and other manual adjustments over a wide process air speed range. SOLUTION: An air handler for collecting air discharged from a melt spinning apparatus. The air handier includes an outer housing having walls defining a first interior space. One of the walls has an intake opening for receiving the discharged air. Another wall has an exhaust opening for discharging the air. The intake opening is in fluid communication with the first interior space. An inner housing is positioned within the first interior space and has walls defining a second interior space. At least one of the walls of the inner housing has an opening. The first interior space communicates with the second interior space through the opening. The second interior space is in fluid communication with the exhaust opening.