Method of and apparatus for manufacturing longitudinally aligned nonwoven fabric
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United States of America Patent
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Feb 25, 2003
Grant Date -
N/A
app pub date -
Aug 24, 2000
filing date -
Aug 30, 1999
priority date (Note) -
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Abstract
An apparatus for manufacturing a nonwoven fabric has a spinning mechanism having a plurality of nozzles for extruding filaments, and a conveyor for collecting and delivering the extruded filaments. Between the spinning mechanism and the conveyor, there are disposed a high-speed air stream generating mechanism for generating a high-speed air stream to carry the filaments extruded from the nozzles to attenuate the filaments, and an air stream vibrating mechanism for periodically changing the direction of the high-speed air stream in the machine direction of the conveyor.
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