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FI66665B - Vira foer pappersmaskin - Google Patents

Vira foer pappersmaskin Download PDF

Info

Publication number
FI66665B
FI66665B FI772410A FI772410A FI66665B FI 66665 B FI66665 B FI 66665B FI 772410 A FI772410 A FI 772410A FI 772410 A FI772410 A FI 772410A FI 66665 B FI66665 B FI 66665B
Authority
FI
Finland
Prior art keywords
machine
transverse direction
extra
weft
trees
Prior art date
Application number
FI772410A
Other languages
English (en)
Finnish (fi)
Other versions
FI772410A7 (sv
Inventor
Bryan James Gisbourne
Original Assignee
Scapa Porritt Ltd
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 Scapa Porritt Ltd filed Critical Scapa Porritt Ltd
Publication of FI772410A7 publication Critical patent/FI772410A7/fi
Application granted granted Critical
Publication of FI66665B publication Critical patent/FI66665B/fi

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21FPAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00Wet end of machines for making continuous webs of paper
    • D21F1/0027Screen-cloths
    • D21F1/0036Multi-layer screen-cloths
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S162/00Paper making and fiber liberation
    • Y10S162/903Paper forming member, e.g. fourdrinier, sheet forming member

Landscapes

  • Paper (AREA)
  • Woven Fabrics (AREA)

Claims (15)

1. Flatvävd vira för pappersmaskin, vilken vira omfattar ätminstone ett lager i maskinens tvärriktninq gäende inslagsträdar (22) vilka hopvävda med i maskinens längsriktning gäende varpträdar (21) bildar grundvävstrukturen, kännetecknad därav, att i ätminstone en yta av grundvävstrukturen (21, 22) är ätminstone inom omrädet för vävens ändar i maskinens tvärriktning gäende extra inslagsträdar (24) , varvid dessa extra i maskinens tvärriktning gäende trädar är belägna i eller sträcker sig utät frän planet (A) för ifrägavarande yta av grundvävstrukturen och invid denna yta är lösa dvs. flotterar i förhällande tili virans grundvävstruktur.
2. Vira enligt patentkravet 1, kännetecknad därav, att de extra tvärgäende inslagsträdarna (24) befinner sig inom omrädet för i vävens ändar av utlöpande varpträdar bildade öglor (13). V 9 66665
3. Vira enligt patentkravet 1 eller 2, kännetecknad därav, att de extra i maskinens tvärriktning gäende inslagsträdarna (24) är anordnade over virans hela längsgäende utsträckning.
4. Vira enligt nägot av de föregäende patentkraven, kanne-t e c k n a d därav, att de extra i maskinens tvärriktning qäende inslagsträdarna (24) flotterar vid virans yta over tre repeterande avsnitt av grundväven.
5. Flatvävd vira enligt patentkravet 1, i vilken grundvävstrukturen bestär av en första och andra grupp i maskinens tvärriktning gäende inslagsträdar (22) som vävts med en gemensam i maskinens längsrikt-ning gäende varpträdsgrupp (21), kännetecknad därav, att nämnda extra i maskinens tvärriktning gäende inslagsträdar (24) är lösa eller flottera i förhällande tili grundvävstrukturen (21, 22) och där hälls i läge, varvid totalantalet sädana i maskinens längs-riktning gäende varpträdar, över vilka en viss bestämd extra i maskinens tvärriktning gäende inslagsträd sträcker sig, i förhäl-lande tili det antal punkter där denna vissa bestämda i maskinens tvärriktning gäende inslagsträd hälls pä plats i grundvävstrukturen, inte är mindre än 4:1.
6. Vira enligt nägot av de föregäende patentkraven, kännetecknad därav, att diametern eller motsvarande dimension för de extra i maskinens tvärriktning gäende inslagsträdarna (24) inte är större än för de i maskinens tvärriktning gäende inslagsträdarna (22) i grundvävstrukturen (21, 22).
7. Vira enligt nägot av de föregäende patentkraven, kännetecknad därav, att de extra i maskinens tvärriktning gäende inslagsträdarna (24) är anordnade i lika stort antal som de i maskinens tvärriktning gäende inslagsträdarna (22) i grundvävstrukturen (21, 22).
8. Vira enligt nägot av patentkraven 1...6,kännetecknad därav, att de extra i maskinens tvärriktning gäende inslagsträdarna (24) är anordnade sä, att en extra inslagsträd läggs för tvä i maskinens tvärriktning gäende inslagsträdar (22) i grundväven (21, 22).
FI772410A 1976-08-10 1977-08-10 Vira foer pappersmaskin FI66665B (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB33199/76A GB1572905A (en) 1976-08-10 1976-08-10 Papermakers fabrics
GB3319976 1976-08-10

Publications (2)

Publication Number Publication Date
FI772410A7 FI772410A7 (sv) 1978-02-11
FI66665B true FI66665B (fi) 1984-07-31

Family

ID=10349862

Family Applications (1)

Application Number Title Priority Date Filing Date
FI772410A FI66665B (fi) 1976-08-10 1977-08-10 Vira foer pappersmaskin

Country Status (10)

Country Link
US (1) US4182381A (sv)
JP (1) JPS5825798B2 (sv)
AU (1) AU505331B2 (sv)
CA (1) CA1067795A (sv)
DE (1) DE2735750C2 (sv)
FI (1) FI66665B (sv)
FR (1) FR2361502A1 (sv)
GB (1) GB1572905A (sv)
IT (1) IT1086503B (sv)
SE (1) SE432452B (sv)

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DE3634649A1 (de) * 1986-10-10 1988-04-14 Wangner Gmbh Co Kg Hermann Bespannung fuer den blattbildungsteil einer papiermaschine mit zusaetzlichen, flottierenden querfaeden groesserer rapportlaenge
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Also Published As

Publication number Publication date
AU505331B2 (en) 1979-11-15
JPS5825798B2 (ja) 1983-05-30
US4182381A (en) 1980-01-08
CA1067795A (en) 1979-12-11
SE432452B (sv) 1984-04-02
IT1086503B (it) 1985-05-28
AU2772977A (en) 1979-02-15
DE2735750A1 (de) 1978-02-16
FI772410A7 (sv) 1978-02-11
GB1572905A (en) 1980-08-06
DE2735750C2 (de) 1985-08-08
FR2361502A1 (fr) 1978-03-10
FR2361502B1 (sv) 1984-02-10
JPS5349110A (en) 1978-05-04
SE7709025L (sv) 1978-02-11

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