EP0987364A3 - Sealing device and process for sealing pressure zones in a papermachine - Google Patents

Sealing device and process for sealing pressure zones in a papermachine Download PDF

Info

Publication number
EP0987364A3
EP0987364A3 EP99111864A EP99111864A EP0987364A3 EP 0987364 A3 EP0987364 A3 EP 0987364A3 EP 99111864 A EP99111864 A EP 99111864A EP 99111864 A EP99111864 A EP 99111864A EP 0987364 A3 EP0987364 A3 EP 0987364A3
Authority
EP
European Patent Office
Prior art keywords
sealing
papermachine
moving surface
pressure zones
sealing device
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
EP99111864A
Other languages
German (de)
French (fr)
Other versions
EP0987364B1 (en
EP0987364A2 (en
Inventor
Joachim Dr. Grabscheid
Karl Josef Böck
Hans Prinzing
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Voith Patent GmbH
Original Assignee
Voith Sulzer Papiertechnik Patent 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 Voith Sulzer Papiertechnik Patent GmbH filed Critical Voith Sulzer Papiertechnik Patent GmbH
Publication of EP0987364A2 publication Critical patent/EP0987364A2/en
Publication of EP0987364A3 publication Critical patent/EP0987364A3/en
Application granted granted Critical
Publication of EP0987364B1 publication Critical patent/EP0987364B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F3/00—Press section of machines for making continuous webs of paper
    • D21F3/02—Wet presses
    • D21F3/10—Suction rolls, e.g. couch rolls

Landscapes

  • Sealing Devices (AREA)
  • Package Closures (AREA)
  • Paper (AREA)

Abstract

Die Erfindung betrifft eine Dichtungseinrichtung zur seitlichen Abdichtung wenigstens einer an eine bewegte Fläche (20) angrenzenden Überdruck- oder Unterdruckzone (P1, P2) in einer Papiermaschine mit wenigstens einem zumindest bereichsweise in einem Aufnahmebereich (17) eines Halters (10) beweglich angeordneten Dichtelement (15), das zum Anlegen an die bewegte Fläche (20) mit einer Anpreßkraft beaufschlagbar ist, wobei ein in einem jeweiligen Abstand zur bewegten Fläche (20) fixierbares und die Anlegebewegung des Dichtelementes (15) begrenzendes Anschlagelement (70) vorgesehen ist.

Figure 00000001
The invention relates to a sealing device for the lateral sealing of at least one overpressure or underpressure zone (P 1 , P 2 ) adjacent to a moving surface (20) in a paper machine, with at least one area movably arranged in a receiving area (17) of a holder (10) Sealing element (15) which can be subjected to a pressing force for application to the moving surface (20), a stop element (70) which can be fixed at a respective distance from the moving surface (20) and which limits the contact movement of the sealing element (15) is provided.
Figure 00000001
EP99111864A 1998-09-18 1999-06-21 Sealing device for sealing pressure zones in a papermachine Expired - Lifetime EP0987364B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19842837A DE19842837A1 (en) 1998-09-18 1998-09-18 Sealing device and method for sealing pressure zones in a paper machine
DE19842837 1998-09-18

Publications (3)

Publication Number Publication Date
EP0987364A2 EP0987364A2 (en) 2000-03-22
EP0987364A3 true EP0987364A3 (en) 2000-07-19
EP0987364B1 EP0987364B1 (en) 2004-03-17

Family

ID=7881429

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99111864A Expired - Lifetime EP0987364B1 (en) 1998-09-18 1999-06-21 Sealing device for sealing pressure zones in a papermachine

Country Status (3)

Country Link
US (1) US6312564B1 (en)
EP (1) EP0987364B1 (en)
DE (2) DE19842837A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10214132A1 (en) * 2002-03-28 2003-10-09 Voith Paper Patent Gmbh seal means
DE10252458A1 (en) * 2002-11-12 2004-06-09 Voith Paper Patent Gmbh Air seal with self-cleaning action for papermaking machine has self-cleaning profiled face raised and lowered by pneumatic action
DE10325686A1 (en) * 2003-06-06 2004-12-23 Voith Paper Patent Gmbh Paper industry suction or blowing drum has internal sealing strip with surface-mounted or embedded cooling tubes
DE10328202A1 (en) * 2003-06-24 2005-01-13 Voith Paper Patent Gmbh press section
DE10331399A1 (en) * 2003-07-11 2005-01-27 Voith Paper Patent Gmbh Sealing device for a paper machine
SE528727C2 (en) * 2005-06-03 2007-02-06 Metso Paper Inc Apparatus for treating cellulose pulp in a washing apparatus provided with means for removing seals
FI20055371A0 (en) * 2005-07-01 2005-07-01 Metso Paper Inc A molding tool for a material web machine
US9650743B2 (en) * 2012-08-15 2017-05-16 Voith Patent Gmbh Sealing device, suction roll and method for producing and/or processing a paper, cardboard or tissue web
CN105392941B (en) * 2013-07-19 2017-08-22 福伊特专利有限公司 It is used for paper machine, cardboard machine by what various material was constituted or is made the sealing strip of cotton paper machine

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5580424A (en) * 1993-11-05 1996-12-03 Valmet Corporation Apparatus and method for sealing a suction box of a suction roll in a paper machine
WO1997017490A1 (en) * 1995-11-03 1997-05-15 Valmet Corporation Seal construction for a suction roll in a paper machine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE542982C (en) * 1930-06-18 1932-02-06 Downingtown Mfg Company Suction roll
US2969837A (en) * 1958-06-10 1961-01-31 Layton Greenfield Inc Suction roll construction
US3802961A (en) * 1972-07-25 1974-04-09 Diamond Int Corp Seal construction for pressure or vacuum chambers
US4714523A (en) * 1986-12-18 1987-12-22 Sawyer Jr William D Suction roll seal strips with teflon insert

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5580424A (en) * 1993-11-05 1996-12-03 Valmet Corporation Apparatus and method for sealing a suction box of a suction roll in a paper machine
WO1997017490A1 (en) * 1995-11-03 1997-05-15 Valmet Corporation Seal construction for a suction roll in a paper machine

Also Published As

Publication number Publication date
DE59908859D1 (en) 2004-04-22
US6312564B1 (en) 2001-11-06
EP0987364B1 (en) 2004-03-17
EP0987364A2 (en) 2000-03-22
DE19842837A1 (en) 2000-03-23

Similar Documents

Publication Publication Date Title
EP0987364A3 (en) Sealing device and process for sealing pressure zones in a papermachine
EP0857817A3 (en) Cleaning apparatus
EP1219747A3 (en) Process and apparatus for cleaning a transport belt
EP0987365A3 (en) Sealing device and process for sealing pressure zones in a papermachine
EP0775777A3 (en) Calender for paper- or coating machine
EP1241297A3 (en) Device for cleaning a conveyor belt
ATE285532T1 (en) METHOD FOR PRODUCING A FRICTION RING, IN PARTICULAR FOR A BRAKE DISC AND BRAKE DISC
ATE313398T1 (en) DEVICE FOR FORMING PLATES FROM FLEXIBLE ROLLED METAL STRIP
DE60102895D1 (en) METHOD AND DEVICE FOR PRESSING A PLASTICALLY DEFORMABLE SHEET
EP1754823A3 (en) Transfer belt
EP0856394A3 (en) Pressure roller unit
EP1356896A3 (en) Suction pad
EP0796737A3 (en) Cleaning device on rotary printing machines
EP1170099A3 (en) Cutting die for producing openings in a workpiece made of thermoplastic material
EP0849057A3 (en) Apparatus and method for surface treatment of elongated articles
KR840000297A (en) Method and apparatus for sweeping flanges during cup lead drawing
ATA97599A (en) METHOD AND DEVICE FOR PRODUCING BUNDLE BEARINGS
EP1156155A3 (en) Dryer section
EP0997207A3 (en) Tool and method for making the tool
EP0856673A3 (en) Hydrodynamic bearing with inclined grooves
EP1008690A3 (en) Process and apparatus for making a paperweb
EP1314819A3 (en) Calender and method for smoothing paper or cardboard webs
EP1096064A3 (en) Process and apparatus for dewatering a fibrous web
EP1302591A3 (en) Machine for producing or finishing a web
EP1097893A3 (en) Method and apparatus for severing a web for packaging or production machines for products in the tobacco industry

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FI SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: VOITH PAPER PATENT GMBH

17P Request for examination filed

Effective date: 20010119

AKX Designation fees paid

Free format text: DE FI SE

17Q First examination report despatched

Effective date: 20030123

RTI1 Title (correction)

Free format text: SEALING DEVICE FOR SEALING PRESSURE ZONES IN A PAPERMACHINE

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE FI SE

REF Corresponds to:

Ref document number: 59908859

Country of ref document: DE

Date of ref document: 20040422

Kind code of ref document: P

REG Reference to a national code

Ref country code: SE

Ref legal event code: TRGR

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20041220

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FI

Payment date: 20080613

Year of fee payment: 10

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: SE

Payment date: 20080612

Year of fee payment: 10

Ref country code: DE

Payment date: 20080620

Year of fee payment: 10

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20090621

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20100101

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20090622