Procedure and apparatus for removing the tissue web from the...

Details Procedure and apparatus for removing the tissue web from the... Procedure and apparatus for removing the tissue web from the...

D - Textiles, Paper

21

F

34/22, 92/21.1

D21F 5/18 (2006.01) D21F 11/14 (2006.01)

Patent

CA 1120260

ABSTRACT OF THE DISCLOSURE The present invention provides a process for removing tissue web from a pick-up fabric, moving it to a flow-through dryer by means of a flow-through drying wire, on top of which the web is carried over a cylinder of the flow-through dryer and on to a subsequent processing phase or transfer fabric, said pro- cess comprising in combination passing said flow-through drying wire over on the web which runs on the pick-up fabric, and apply- ing a high vacuum in a first vacuum zone on the sandwich structure produced from the direction of the flow-through drying wire in the running direction of the web over a first narrow detaching zone deviating, moving and securely maintaining the running direction of the pick-up fabric in relation to the flow-through wire and the web on the flow-through drying wire by means of a second vacuum zone applied on the web from the direction of the flow- through drying wire essentially immediately after the first detaching zone.

306988

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