Heated extended nip press apparatus

Details Heated extended nip press apparatus Heated extended nip press apparatus

D - Textiles, Paper

21

F

D21F 3/02 (2006.01)

Patent

CA 2057029

2057029 9100389 PCTABS00003 A heated extended nip press apparatus (10) is disclosed for pressing water from a formed web (W). The apparatus (10) includes a frame (12) and a backing roll (14) rotatably supported by the press frame (12). A press device (16) is connected to the press frame (12) and movable relative to the backing roll (14). The press device (16) cooperates with the backing roll (14) for defining therebetween an extended nip (N) for the passage therethrough of the web (W). An endless looped blanket (18) extends through the extended nip (N) such that the web (W) is disposed between the blanket (18) and the backing roll (14). Additionally, the press device (16) includes an arrangement for selectively changing the pressure applied on the blanket (18) along a machine direction (MD) relative to a further pressure (P) applied for moving the press device (16) relative to the backing roll (14) such that optimum web properties are obtained and delamination of the pressed web (W) is inhibited.

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