FR2413965A1 - Extrudeuse pour la transformation des matieres thermoplastiques - Google Patents

Extrudeuse pour la transformation des matieres thermoplastiques

Info

Publication number
FR2413965A1
FR2413965A1 FR7900157A FR7900157A FR2413965A1 FR 2413965 A1 FR2413965 A1 FR 2413965A1 FR 7900157 A FR7900157 A FR 7900157A FR 7900157 A FR7900157 A FR 7900157A FR 2413965 A1 FR2413965 A1 FR 2413965A1
Authority
FR
France
Prior art keywords
extruder
transformation
thermoplastic materials
distanced
turns
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
FR7900157A
Other languages
English (en)
Other versions
FR2413965B1 (fr
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.)
KraussMaffei Extrusion GmbH
Original Assignee
Hermann Berstorff Maschinenbau 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 Hermann Berstorff Maschinenbau GmbH filed Critical Hermann Berstorff Maschinenbau GmbH
Publication of FR2413965A1 publication Critical patent/FR2413965A1/fr
Application granted granted Critical
Publication of FR2413965B1 publication Critical patent/FR2413965B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/76—Venting, drying means; Degassing means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/254—Sealing means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S277/00—Seal for a joint or juncture
    • Y10S277/927—Seal including fluid pressure differential feature

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Press Drives And Press Lines (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)

Abstract

A.EXTRUDEUSE. B.UNE GARNITURE 8, 9 D'ETANCHEITE EST PLACEE SUR LA PIECE 5 DE PRESSION QUI TOURNE AVEC L'ARBRE DE LA VIS DE L'EXTRUDEUSE. LA GARNITURE COMPREND DEUX BAGUES 8, 9 RADIALES DISPOSEES A DISTANCE L'UNE DERRIERE L'AUTRE. UNE SOURCE DE VIDE EST PLACEE DANS LES INTERVALLES 11, 12 ANNULAIRES AINSI FORMES. C.INDUSTRIE DES MATIERES PLASTIQUES.
FR7900157A 1978-01-07 1979-01-04 Extrudeuse pour la transformation des matieres thermoplastiques Granted FR2413965A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2800632A DE2800632C3 (de) 1978-01-07 1978-01-07 Schneckenstrangpresse für thermoplastische Kunststoffe

Publications (2)

Publication Number Publication Date
FR2413965A1 true FR2413965A1 (fr) 1979-08-03
FR2413965B1 FR2413965B1 (fr) 1984-02-17

Family

ID=6029129

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7900157A Granted FR2413965A1 (fr) 1978-01-07 1979-01-04 Extrudeuse pour la transformation des matieres thermoplastiques

Country Status (6)

Country Link
US (1) US4265547A (fr)
JP (1) JPS54101863A (fr)
DE (1) DE2800632C3 (fr)
FR (1) FR2413965A1 (fr)
GB (1) GB2012203A (fr)
IT (1) IT1109921B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH668296A5 (de) * 1980-09-12 1988-12-15 Barmag Barmer Maschf Austragspumpe zum austragen von schmelzfluessigen polymeren.
DE3805748A1 (de) * 1988-02-24 1989-09-07 Berstorff Gmbh Masch Hermann Verfahren und einrichtung zur aufrechterhaltung eines rueckwaertsentgasungsvorganges an einem einschneckenextruder
GB8908127D0 (en) * 1989-04-11 1989-05-24 Shaw Francis & Co Ltd Mixer and a method of a mixer control
DE4017724C1 (fr) * 1990-06-01 1991-03-07 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover, De
DE69224242T2 (de) * 1991-03-04 1998-05-14 Dow Chemical Co Verfahren zur Verbesserung der oxidativen thermischen Stabilität von Ethylenpolymeren
CN104228029A (zh) * 2013-06-18 2014-12-24 国恩工业股份有限公司 具有真空进料装置的压出机
US20150064297A1 (en) * 2013-08-30 2015-03-05 Ko Win Yang Industrial Co., Ltd Extruder having a vacuum feeder

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB997608A (en) * 1962-07-16 1965-07-07 Crompton & Knowles Corp Apparatus for and method of feeding stock into an extruder
FR1480444A (fr) * 1965-05-04 1967-05-12 Lavorazione Mat Plast Appareil pour la fabrication de fibres textiles à partir de polymères thermoplastiques linéaires
US3364523A (en) * 1965-05-28 1968-01-23 Barmag Barmer Maschf Seal packing fluid seals for extrusion machines
DE2203759B1 (de) * 1972-01-24 1973-08-16 Mannesmann Meer AG, 4050 Monchenglad bach Entgasungseinrichtung fuer eine schneckenstrangpresse zur verarbeitung von kunststoffen und gummi
DE2527365A1 (de) * 1975-06-19 1976-12-30 Berstorff Gmbh Masch Hermann Axialdrucklagerung fuer eine schnecke einer schneckenpresse

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1677119A (en) * 1925-07-25 1928-07-10 James W Fuller Apparatus for conveying pulverized material
US2064703A (en) * 1934-12-06 1936-12-15 Research Corp Shaft seal for high vacuum chambers
US2432734A (en) * 1944-12-16 1947-12-16 Filtrol Corp Extrusion device for forming pellets
US2835514A (en) * 1954-03-03 1958-05-20 Ingersoll Rand Co Rotary shaft seal
US3376603A (en) * 1966-05-20 1968-04-09 Lavorazione Mat Plast Apparatus for manufacturing synthetic textile fibers
US4014555A (en) * 1976-02-03 1977-03-29 Jean Louis Jacottet Hydrostatic sealing device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB997608A (en) * 1962-07-16 1965-07-07 Crompton & Knowles Corp Apparatus for and method of feeding stock into an extruder
FR1480444A (fr) * 1965-05-04 1967-05-12 Lavorazione Mat Plast Appareil pour la fabrication de fibres textiles à partir de polymères thermoplastiques linéaires
US3364523A (en) * 1965-05-28 1968-01-23 Barmag Barmer Maschf Seal packing fluid seals for extrusion machines
DE2203759B1 (de) * 1972-01-24 1973-08-16 Mannesmann Meer AG, 4050 Monchenglad bach Entgasungseinrichtung fuer eine schneckenstrangpresse zur verarbeitung von kunststoffen und gummi
DE2527365A1 (de) * 1975-06-19 1976-12-30 Berstorff Gmbh Masch Hermann Axialdrucklagerung fuer eine schnecke einer schneckenpresse

Also Published As

Publication number Publication date
DE2800632B2 (de) 1980-06-19
IT7919052A0 (it) 1979-01-04
FR2413965B1 (fr) 1984-02-17
DE2800632A1 (de) 1979-07-12
IT1109921B (it) 1985-12-23
DE2800632C3 (de) 1981-02-19
US4265547A (en) 1981-05-05
JPS54101863A (en) 1979-08-10
GB2012203A (en) 1979-07-25

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Legal Events

Date Code Title Description
ST Notification of lapse