Device for producing filaments from thermoplastic synthetic
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United States of America Patent
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Issued Date -
Mar 23, 2006
app pub date -
Sep 15, 2005
filing date -
Sep 17, 2004
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Device for producing filaments from thermoplastic synthetic, with a meltblown die head, which as a guiding core with at least one row of orifices for the discharge of molten synthetic, one or more feed devices for primary blown air on both sides of the synthetic guiding core with which the filaments in the region of the apertures of the orifices can be subjected to primary blown air on both sides, and at least one feed device for secondary blown air with which the filaments can be subjected to secondary blown air sideways beneath the meltblown die head.
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