FI57986C - Siltrumma och saett att tillverka denna - Google Patents

Siltrumma och saett att tillverka denna Download PDF

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Publication number
FI57986C
FI57986C FI790663A FI790663A FI57986C FI 57986 C FI57986 C FI 57986C FI 790663 A FI790663 A FI 790663A FI 790663 A FI790663 A FI 790663A FI 57986 C FI57986 C FI 57986C
Authority
FI
Finland
Prior art keywords
screen
cylinders
stiffening ring
projection
cylinder
Prior art date
Application number
FI790663A
Other languages
English (en)
Finnish (fi)
Other versions
FI57986B (fi
Inventor
Frey Frejborg
Original Assignee
Ahlstroem Oy
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 Ahlstroem Oy filed Critical Ahlstroem Oy
Priority to FI790663A priority Critical patent/FI57986C/fi
Priority to GB8004268A priority patent/GB2044117B/en
Priority to DE19803005126 priority patent/DE3005126A1/de
Priority to US06/121,326 priority patent/US4264438A/en
Priority to CA000345968A priority patent/CA1144112A/en
Priority to FR8003600A priority patent/FR2450307A1/fr
Priority to SE8001374A priority patent/SE433509B/sv
Priority to PL22226680A priority patent/PL222266A1/xx
Priority to IT67298/80A priority patent/IT1128385B/it
Priority to BR8001156A priority patent/BR8001156A/pt
Priority to JP55023498A priority patent/JPS5922834B2/ja
Priority to DD80219325A priority patent/DD149390A5/de
Application granted granted Critical
Publication of FI57986B publication Critical patent/FI57986B/fi
Publication of FI57986C publication Critical patent/FI57986C/fi

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
    • B07B1/4618—Manufacturing of screening surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/18—Drum screens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
    • B07B1/469—Perforated sheet-like material
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/02—Straining or screening the pulp
    • D21D5/16—Cylinders and plates for screens
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/496—Multiperforated metal article making
    • Y10T29/49604—Filter

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Combined Means For Separation Of Solids (AREA)
  • Filtration Of Liquid (AREA)
  • Treatment Of Fiber Materials (AREA)

Claims (8)

1. Siltrumma försedd med en förstyvningsring eller -ringar, kän-netecknad därav, att den orafattar ätminstone tvä cylindriska sil-element (6) axialt pä ett avständ frän varandra och en mellan dessa anordnad förstuvningsring (8), som är försedd med tvä cylindriska ytor (10) av ungefär samma diameter som det cylindriska silelementets inre eller yttre yta och en flänsllknande utstäende del (9) mellan de cylindriska ytorna, som är anordnad mellan de cylindriska silelementens ändytor (11) och att de cylindriska silelementen och förstuvningsringen är förbundna med varandra medelst en svetsfog eller svetsfogar (14) som förenar förstyv-ningsringens utstäende del och de cylindriska silelementens än-dar (13). !
2. Siltrumma enligt patentkravet 1, kännetecknad därav, att för-styvningsringens (8) utstäende dels (9) höjd (h) är mindre än det cylindriska silelementets (6) plättjocklek (t).
3. Siltrumma enligt patentkravet 2, kännetecknad därav, att för -styvningsringens (8) utstäende dels (9) höjd (h) är 40 - 60 % av det cylindriska silelementets (6) plättjocklek (t).
4. Siltrumma enligt patentkravet 1, kännetecknad av att förstyv-ningsringens (8) utstäende dels (9) bredd (w) är mindre än det cylindriska silelementets (6)pl&ttjocklet (t).
5. Siltrumma enligt patentkravet 4, kännetecknad därav, att för-styvningsringens (8) utstäende dels (9) bredd (w) är 40 - 80 % av det cylindriska silelementets (6) plättjocklet (t). j i
6. Förfarande för tlllverkning av en siltrumma enligt krav 1, | v kännetecknad därav, att en förstyvningsring försedd med en ut-stäende del placeras mellan tvä cylindriska silelement sä att den utstäende delen placeras mellan de sylindriska silelementens ändytor och att de cylindriska silelementens ändar och förstyv-ningsringens utst&ende del förenas medelst en svets.
FI790663A 1979-02-09 1979-02-28 Siltrumma och saett att tillverka denna FI57986C (fi)

Priority Applications (12)

Application Number Priority Date Filing Date Title
FI790663A FI57986C (fi) 1979-02-28 1979-02-28 Siltrumma och saett att tillverka denna
GB8004268A GB2044117B (en) 1979-02-09 1980-02-08 Screen drum
DE19803005126 DE3005126A1 (de) 1979-02-28 1980-02-12 Siebtrommel und verfahren zu deren herstellung
US06/121,326 US4264438A (en) 1979-02-28 1980-02-14 Screen drum and a method for its manufacture
FR8003600A FR2450307A1 (fr) 1979-02-28 1980-02-19 Tambour de laminage, notamment pour l'industrie papetiere, et son procede de fabrication
CA000345968A CA1144112A (en) 1979-02-28 1980-02-19 Composite butt welded and reinforced cylindrical screens
SE8001374A SE433509B (sv) 1979-02-28 1980-02-21 Siltrumma och metod for tillverkning av denna
PL22226680A PL222266A1 (sv) 1979-02-28 1980-02-26
IT67298/80A IT1128385B (it) 1979-02-28 1980-02-27 Vaglio a tamburo particolarmente per paste per carta e procedimento per la sua fabbricazione
BR8001156A BR8001156A (pt) 1979-02-28 1980-02-27 Tambor peneira provido com um ou mais aneis reforcadores e processo para fabricar um tambor peneira
JP55023498A JPS5922834B2 (ja) 1979-02-28 1980-02-28 スクリ−ンドラムおよびその製造方法
DD80219325A DD149390A5 (de) 1979-02-28 1980-02-28 Siebtrommel und verfahren zu deren herstellung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI790663A FI57986C (fi) 1979-02-28 1979-02-28 Siltrumma och saett att tillverka denna
FI790663 1979-02-28

Publications (2)

Publication Number Publication Date
FI57986B FI57986B (fi) 1980-07-31
FI57986C true FI57986C (fi) 1980-11-10

Family

ID=8512433

Family Applications (1)

Application Number Title Priority Date Filing Date
FI790663A FI57986C (fi) 1979-02-09 1979-02-28 Siltrumma och saett att tillverka denna

Country Status (11)

Country Link
US (1) US4264438A (sv)
JP (1) JPS5922834B2 (sv)
BR (1) BR8001156A (sv)
CA (1) CA1144112A (sv)
DD (1) DD149390A5 (sv)
DE (1) DE3005126A1 (sv)
FI (1) FI57986C (sv)
FR (1) FR2450307A1 (sv)
IT (1) IT1128385B (sv)
PL (1) PL222266A1 (sv)
SE (1) SE433509B (sv)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2644487B1 (fr) * 1989-03-15 1991-06-28 Lamort E & M Tamis pour epurateur et classificateur de pate a papier et leur mode de realisation
FI80916C (sv) * 1988-08-31 1990-08-10 Ahlstroem Oy Siltrumma och förfarande för framställning därav
US5200072A (en) 1990-08-16 1993-04-06 Ahlstrom Screen Plates Inc. Screen plates and methods of manufacture
DE4200304A1 (de) * 1992-01-09 1993-07-15 Dorr Oliver Inc Siebeinrichtung
CA2111147A1 (en) * 1993-12-13 1995-06-14 Jacques Riendeau Method of manufacturing a screen cylinder and a screen cylinder produced by the method
US5823355A (en) * 1995-03-29 1998-10-20 Beloit Technologies, Inc. Fibresaver screen basket support
DE29506015U1 (de) * 1995-04-07 1995-06-14 Hosokawa Alpine Ag Sichtrad für Schleuderrad-Windsichter
US5607589A (en) * 1995-06-06 1997-03-04 Cae Screenplates Inc. Multiple contour screening
US5954956A (en) * 1997-07-22 1999-09-21 J&L Fiber Services Modular screen cylinder and a method for its manufacture
FI103208B1 (sv) * 1997-10-29 1999-05-14 Valmet Corp Förfarande för tillverkning av en siktcylinder och en siktcylinder
FR2809029B1 (fr) * 2000-05-16 2002-06-21 Johnson Filtration Systems Procede de fabrication d'un panier mecanique de filtration
CA2802168A1 (en) * 2001-04-16 2002-10-24 J & L Fiber Services, Inc. Screen cylinder and method
US20090211965A1 (en) * 2008-02-21 2009-08-27 Weatherford/Lamb, Inc. Arrangement for splicing panels together to form a cylindrical screen
US8028691B2 (en) * 2008-10-27 2011-10-04 Johnson Screens, Inc. Passive solar wire screens for buildings
US9023456B2 (en) 2011-03-18 2015-05-05 Bilfinger Water Technologies, Inc. Profiled wire screen for process flow and other applications

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US826193A (en) * 1906-01-04 1906-07-17 Paul Reinicke Straining-cylinder for pulp.
US959979A (en) * 1908-06-16 1910-05-31 William G Webb Fastening means for screen-plates.
US2015139A (en) * 1934-05-03 1935-09-24 William A Hardy & Sons Co Screen plate for paper making machines
US2204835A (en) * 1936-02-26 1940-06-18 Edna T Eisenhand Trommel screen construction
US2347716A (en) * 1939-07-19 1944-05-02 Black Clawson Co Apparatus for screening paper stock
US3631981A (en) * 1969-02-06 1972-01-04 Ingersoll Rand Canada Blotted pulp screen
US4017387A (en) * 1975-08-11 1977-04-12 The Black Clawson Company Screening apparatus

Also Published As

Publication number Publication date
CA1144112A (en) 1983-04-05
SE433509B (sv) 1984-05-28
DD149390A5 (de) 1981-07-08
DE3005126C2 (sv) 1987-09-24
DE3005126A1 (de) 1980-09-11
BR8001156A (pt) 1980-11-04
IT8067298A0 (it) 1980-02-27
SE8001374L (sv) 1980-08-29
US4264438A (en) 1981-04-28
FI57986B (fi) 1980-07-31
FR2450307A1 (fr) 1980-09-26
FR2450307B1 (sv) 1983-08-26
JPS55128094A (en) 1980-10-03
IT1128385B (it) 1986-05-28
PL222266A1 (sv) 1980-11-03
JPS5922834B2 (ja) 1984-05-29

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MM Patent lapsed

Owner name: A. AHLSTROEM OY