Suction device

Details Suction device Suction device

1998-02-05

1999-11-02

Bennett, Henry

Drying and gas or vapor contact with solids

Apparatus

Rotary drums or receptacles

34120, D21F 500, D06F 5800

Patent

active

059746840

ABSTRACT:
A suction device for a machine to produce a fibrous pulp web is provided that includes a suction unit extending transverse to a web run direction over a width of the web, a vacuum source coupled to the end of the suction unit, and a plurality of suction openings distributed over the web width, where the plurality of suction openings form an entire suction zone extending over the width of the web, and where the entire suction zone includes a plurality of partial suction zones successively arranged transverse to the web run direction.

REFERENCES:
patent: 3906596 (1975-09-01), Fleissner
patent: 5020242 (1991-06-01), Mayer et al.
patent: 5347728 (1994-09-01), Pinter et al.
patent: 5371954 (1994-12-01), Pinter et al.
patent: 5465502 (1995-11-01), Holik et al.
patent: 5640782 (1997-06-01), Deshpande et al.
Copy of a German Search Report dated Sep. 24, 1997 issued in connection with German Patent Application No. 297 01 986.4.

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