Press apparatus for removing water from a web

Details Press apparatus for removing water from a web Press apparatus for removing water from a web

2003-03-31

2010-10-12

Hug, Eric (Department: 1791)

Paper making and fiber liberation

Apparatus

Running or indefinite length product forming and/or treating...

C162S205000, C100S037000, C100S153000, C100S156000

Reexamination Certificate

active

07811419

ABSTRACT:
A press apparatus (10) is disclosed for removing water from a web (W). The apparatus includes a rotatable roll (12) which defines a peripheral surface (14). An elongate shoe (16) has a curved surface (18) which cooperates with the peripheral surface (14) of the roll (12) for defining therebetween a nip (N) for the passage therethrough of the web (W). The arrangement is such that when the web (W) extends through the nip (N), water is pressed from the web (W). A blanket (20) is disposed between the curved surface (18) of the shoe (16) and the web (W) for supporting the web (W) during the passage of the web through the nip (N), the blanket (20) enclosing the shoe (16). Moreover, the blanket (20) has a diameter within a range 500 mm to 875 mm.

REFERENCES:
patent: 4707222 (1987-11-01), Mullner et al.
patent: 6210530 (2001-04-01), Loser et al.
patent: 6254728 (2001-07-01), Henssler et al.
patent: 2002/0092639 (2002-07-01), Ishii et al.
patent: WO 02/064885 (2002-08-01), None

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