US2007212436A1PendingUtilityA1
Machine For The Production Of A Finished Non-Woven
Est. expiryOct 31, 2023(expired)· nominal 20-yr term from priority
Inventors:Frederic Noelle
D04H 3/02D04H 3/11D04H 18/04D04H 3/16
53
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Claims
Abstract
A machine for the production of a nonwoven, comprises a spun-bond tower and a conveyor, a consolidation device, a vacuum for expressing the moisture from the web, and an applicator for applying a product to the web downstream of the vacuum are provided.
Claims
exact text as granted — not AI-modified1 - 5 . (canceled)
6 . A machine for the continuous production of a nonwoven, comprising a spun-bond tower depositing filaments as a web onto a conveyor and a device for consolidating the web, by water jets, characterized by a moisture-expressing means downstream, in the direction in which the web moves, of the consolidation device and by an applicator for applying a product to the web downstream of the expressing means.
7 . A machine according to claim 6 , wherein the expressing means comprises a vacuum device for subjecting the web to a suction effect.
8 . A machine according to claim 7 , wherein said vacuum device provides a vacuum of between about 40 millibar and about 700 millibar.
9 . A machine according to claim 6 , wherein the expressing means comprises a device for drying the web downstream of the product applicator.
10 . A machine according to claim 6 , wherein the product applicator is a foam applicator or a lick-roll applicator.
11 . A machine according to claim 6 , wherein the applicator is a device for applying longitudinal bands.Join the waitlist — get patent alerts
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