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FI87940B - Inloppslaoda vid pappersmaskin - Google Patents

Inloppslaoda vid pappersmaskin Download PDF

Info

Publication number
FI87940B
FI87940B FI862919A FI862919A FI87940B FI 87940 B FI87940 B FI 87940B FI 862919 A FI862919 A FI 862919A FI 862919 A FI862919 A FI 862919A FI 87940 B FI87940 B FI 87940B
Authority
FI
Finland
Prior art keywords
suspension
nozzle space
length
upper lip
lip
Prior art date
Application number
FI862919A
Other languages
English (en)
Finnish (fi)
Other versions
FI862919A0 (fi
FI87940C (sv
FI862919A (fi
Inventor
Herbert Holik
Elmer Weisshuhn
Original Assignee
Escher Wyss Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Escher Wyss Gmbh filed Critical Escher Wyss Gmbh
Publication of FI862919A0 publication Critical patent/FI862919A0/fi
Publication of FI862919A publication Critical patent/FI862919A/fi
Publication of FI87940B publication Critical patent/FI87940B/fi
Application granted granted Critical
Publication of FI87940C publication Critical patent/FI87940C/sv

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/02—Head boxes of Fourdrinier machines
    • D21F1/028—Details of the nozzle section
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/02—Head boxes of Fourdrinier machines

Landscapes

  • Paper (AREA)
  • Fats And Perfumes (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Making Paper Articles (AREA)

Claims (3)

1. Inloppsläda vid pappersmaskin med en fördel-ningsläda (1) och därtill hörande styranordning för led- 5 ning av en fibersuspension i maskinriktning (M) och för fördelning av suspensionen över pappersmaskinens bredd, varvid styranordningen (2) mynnar i ett dysutrymme (3) med tvä begränsningsläppar (4,5) och en tili pappersmaskinen över en spetslist (9) ledande utloppsspalt (6), och var-10 vid dysutrymmets (3) ätminstone ena begränsningsläpp (4,5) uppvisar ätminstone tvä delar (7,8) med olika lutning (α,β) mot suspensionens strömningsriktning (M) i dysutrym-met, varvid lutningsvinkeln (a) hos den direkt tili styranordningen (2) anslutna delen (7) av dysutrymmets (3) 15 övre läpp (4) är mellan 0° och 30°, känneteck-n a d därav, att lutningsvinkeln (β) hos den direkt fram-för utloppsspalten (6) belägna delen (8) av dysutrymmets (3) Övre läpp (4) är mellan 60° och 90°, varvid längden (x) av den tili styranordningens (2) anslutna delen (7) av 20 den övre läppen (4) är en flermultipel av längden (y) av den framför utloppsspalten (6) belägna delen (8) av den övre läppen (4).
2. Inloppsläda enligt patentkravet 1, känne-t e c k n a d därav, att längden (y) av dysutrymmets (3) 25 del (8) framför utloppsspalten (6) är större än utlopps-spaltens (6) höjd (s).
3. Inloppsläda enligt patentkravet 1 eller 2, kännetecknad därav, att ätminstone den ena : begränsningsläppens (4,5) ena del (7,8) är utförd sväng- 30 bar eller förskjutbar.
FI862919A 1985-07-12 1986-07-11 Inloppslåda vid pappersmaskin FI87940C (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH304585 1985-07-12
CH304585 1985-07-12

Publications (4)

Publication Number Publication Date
FI862919A0 FI862919A0 (fi) 1986-07-11
FI862919A FI862919A (fi) 1987-01-13
FI87940B true FI87940B (fi) 1992-11-30
FI87940C FI87940C (sv) 1993-03-10

Family

ID=4247379

Family Applications (1)

Application Number Title Priority Date Filing Date
FI862919A FI87940C (sv) 1985-07-12 1986-07-11 Inloppslåda vid pappersmaskin

Country Status (7)

Country Link
US (1) US4906336A (sv)
EP (1) EP0209696B1 (sv)
JP (1) JP2666196B2 (sv)
AT (1) ATE46732T1 (sv)
CA (1) CA1281222C (sv)
DE (2) DE3533072A1 (sv)
FI (1) FI87940C (sv)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4323050C1 (de) * 1993-07-12 1995-02-16 Voith Gmbh J M Düse eines Mehrschichtenstoffauflaufes und Verfahren zum vermischungsarmen Zusammenführen mindestens zweier Stoffsuspensionsströme
US5510005A (en) * 1994-07-25 1996-04-23 Westvaco Corporation Venturi headbox for a papermaking machine
US5882482A (en) * 1996-06-10 1999-03-16 Beloit Technologies, Inc. Convergent flow headbox
US6235159B1 (en) 1996-06-10 2001-05-22 Beloit Technologies, Inc. Convergent flow headbox
US6033527A (en) * 1998-07-06 2000-03-07 Beloit Technologies, Inc. Paper machine edge fiber alignment control by angled headbox sides
US7384548B2 (en) * 2002-07-01 2008-06-10 Terrien Richard J Manually controlled skimming of industrial oil contaminants
DE10318035A1 (de) * 2003-04-19 2004-11-04 Voith Paper Patent Gmbh Stoffauflauf

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1809937A (en) * 1929-04-20 1931-06-16 Hilsheimer Forrest Inlet for paper making machines
GB733441A (en) * 1952-10-20 1955-07-13 Paper Patents Co Improvements in or relating to a paper making machine
FR1396309A (fr) * 1963-04-11 1965-04-23 Karlstad Mekaniska Ab Boîte collectrice pour machine à papier
FR1494138A (fr) * 1966-05-25 1967-09-08 Beloit Corp Perfectionnements relatifs à la construction d'une tête de machine à papier
DE1941424C3 (de) * 1969-08-14 1980-07-10 Escher Wyss Gmbh, 7980 Ravensburg Stoffauflauf für eine Papiermaschine
BE759413A (fr) * 1969-12-13 1971-04-30 Voith Gmbh J M Caisson d'arrivee de pate, notamment pour machines a papier
US3738910A (en) * 1972-02-08 1973-06-12 Allis Chalmers Nozzle adjusting arrangement for a papermaking machine headbox
US3853695A (en) * 1972-10-12 1974-12-10 S Back Entraining a liquid into a fiber slurry to accelerate it prior to discharge from a flow path onto a forming wire
ZA735253B (en) * 1972-10-12 1974-07-31 Crown Zellerbach Corp Apparatus and method for delivering a fiber slurry
AT331631B (de) * 1973-07-13 1976-08-25 Voith Gmbh J M Stoffauflauf fur papiermaschinen u.dgl.
FI773744A (fi) * 1977-12-12 1979-06-13 Tampella Oy Ab Hydraulisk inloppslaoda foer en pappersmaskin eller liknande
DE2825612C2 (de) * 1978-06-10 1980-05-14 J.M. Voith Gmbh, 7920 Heidenheim Stoffauflauf für Papiermaschinen
SU964044A1 (ru) * 1980-11-06 1982-10-07 Центральный Научно-Исследовательский И Проектно-Конструкторский Институт По Проектированию Оборудования Для Целлюлозно-Бумажной Промышленности Напорный щик бумагоделательной машины
US4414062A (en) * 1981-11-18 1983-11-08 Valmet Oy Headbox of a paper machine
DE3321406A1 (de) * 1983-06-09 1984-12-13 Escher Wyss Gmbh, 7980 Ravensburg Stoffauflauf fuer eine papiermaschine

Also Published As

Publication number Publication date
FI862919A0 (fi) 1986-07-11
ATE46732T1 (de) 1989-10-15
JP2666196B2 (ja) 1997-10-22
FI87940C (sv) 1993-03-10
DE3665895D1 (en) 1989-11-02
CA1281222C (en) 1991-03-12
DE3533072A1 (de) 1987-01-22
EP0209696B1 (de) 1989-09-27
JPS6215393A (ja) 1987-01-23
FI862919A (fi) 1987-01-13
EP0209696A1 (de) 1987-01-28
US4906336A (en) 1990-03-06
DE3533072C2 (sv) 1988-12-15

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Legal Events

Date Code Title Description
PC Transfer of assignment of patent

Owner name: VOITH SULZER PAPIERMASCHINEN GMBH

MM Patent lapsed

Owner name: VOITH SULZER PAPIERMASCHINEN GMBH