Device for bonding textile fibers by means of hot gases
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United States of America Patent
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May 10, 2016
Grant Date -
Jan 2, 2014
app pub date -
Mar 22, 2012
filing date -
Mar 23, 2011
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Abstract
In a device for bonding web-shaped textile products by means of hot gases, in particular for bonding a nonwoven fabric that has thermally fusible fibers and/or filaments, comprising
- a drum that is rotatably mounted within a treating chamber to which hot air is supplied, said drum comprising a circumferential surface which is designed to be gas-permeable by means of a plurality of openings and which is partly looped by the web to be bondedthe device also comprises a suction unit which is paired with the drum and by means of which the drum is placed under suction such that the hot air flows out of the treating chamber through the material web to be bonded, andthe device comprises a heater for heating the air that is conducted out of the drum,it is provided that a structured lining (8) that embosses the textile product (1, 11) by means of a plurality of openings (9) during the bonding process is wound onto the drum (5) circumferential surface that is designed to be gas-permeable, said openings (9) being larger than the openings in the drum (5) circumferential surface that is designed to be gas-permeable.
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