ATA734476A - Blasvorrichtung zum herstellen von hohlkoerpern aus thermoplastischem kunststoff - Google Patents

Blasvorrichtung zum herstellen von hohlkoerpern aus thermoplastischem kunststoff

Info

Publication number
ATA734476A
ATA734476A AT734476A AT734476A ATA734476A AT A734476 A ATA734476 A AT A734476A AT 734476 A AT734476 A AT 734476A AT 734476 A AT734476 A AT 734476A AT A734476 A ATA734476 A AT A734476A
Authority
AT
Austria
Prior art keywords
blowing device
hollow bodies
thermoplastic plastic
producing hollow
producing
Prior art date
Application number
AT734476A
Other languages
English (en)
Other versions
AT363253B (de
Original Assignee
Kautex Werke 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 Kautex Werke Gmbh filed Critical Kautex Werke Gmbh
Publication of ATA734476A publication Critical patent/ATA734476A/de
Application granted granted Critical
Publication of AT363253B publication Critical patent/AT363253B/de

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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/04—Extrusion blow-moulding
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/255—Flow control means, e.g. valves
    • B29C48/2556—Flow control means, e.g. valves provided in or in the proximity of dies
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • 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
    • B29C48/475—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pistons, accumulators or press rams
    • B29C48/48—Two or more rams or pistons
    • 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
    • B29C48/695—Flow dividers, e.g. breaker plates
    • 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
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92019—Pressure
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92076—Position, e.g. linear or angular
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92114—Dimensions
    • B29C2948/92142—Length
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92361—Extrusion unit
    • B29C2948/92409—Die; Nozzle zone
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92447—Moulded article
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92466—Auxiliary unit, e.g. for external melt filtering, re-combining or transfer between units
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92514—Pressure
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92571—Position, e.g. linear or angular
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92609—Dimensions
    • B29C2948/92628—Width or height
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92609—Dimensions
    • B29C2948/92647—Thickness
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92904—Die; Nozzle zone
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92961—Auxiliary unit, e.g. for external melt filtering, re-combining or transfer between units
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/345—Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding multiple strands, e.g. for pelletising
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/04—Extrusion blow-moulding
    • B29C49/041—Extrusion blow-moulding using an accumulator head

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
AT0734476A 1975-12-24 1976-10-01 Blasvorrichtung zum herstellen von hohlkoerpern aus thermoplastischem kunststoff AT363253B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2558780A DE2558780B2 (de) 1975-12-24 1975-12-24 Vorrichtung zum Herstellen von Hohlkörpern aus thermoplastischem Kunststoff im Extrusions-Blasverfahren

Publications (2)

Publication Number Publication Date
ATA734476A true ATA734476A (de) 1980-12-15
AT363253B AT363253B (de) 1981-07-27

Family

ID=5965705

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0734476A AT363253B (de) 1975-12-24 1976-10-01 Blasvorrichtung zum herstellen von hohlkoerpern aus thermoplastischem kunststoff

Country Status (6)

Country Link
US (1) US4179251A (de)
AT (1) AT363253B (de)
DE (1) DE2558780B2 (de)
FR (1) FR2336228A1 (de)
GB (1) GB1565855A (de)
IT (1) IT1073752B (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2940890A1 (de) * 1979-10-05 1981-04-30 Bell Maschinenfabrik Ag, Kriens Verfahren zum fuehren einer plastifizierten kunststoffmasse insbesondere bei parallel geschalteten wegen
DE2940904A1 (de) * 1979-10-09 1981-04-23 Moog GmbH, 7030 Böblingen Verfahren und vorrichtung zum regeln der foerderleistung eines extruders
US4297092A (en) * 1980-06-30 1981-10-27 Midland-Ross Corporation Accumulator head used in the formation of a multi-layer parison
DE3031333C2 (de) * 1980-08-20 1983-07-14 Battenfeld Maschinenfabriken Gmbh, 5882 Meinerzhagen Verfahren und Vorrichtung zum Einstellen der Wanddicke eines aus thermoplastischem Kunststoff extrudierten Schlauches
DE3114371A1 (de) * 1981-04-09 1982-11-11 Kautex Werke Reinold Hagen Gmbh, 5300 Bonn Verfahren und vorrichtung zum herstellen von vorzugsweise schlauchfoermigen strangabschnitten aus thermoplastischem kunststoff
US5037285A (en) 1983-04-13 1991-08-06 American National Can Company Apparatus for injection molding and injection blow molding multi-layer articles
US6129960A (en) 1983-04-13 2000-10-10 Pechiney Plastic Packaging, Inc. Methods and apparatus for injection molding and injection blow molding multi-layer plastic and the articles made thereby
US4946365A (en) * 1983-04-13 1990-08-07 American National Can Company Apparatus for injection molding and injection blow molding multi-layer articles
US5523045A (en) 1983-04-13 1996-06-04 American National Can Company Methods for injection molding and blow-molding multi-layer plastic articles
US4892699A (en) * 1983-04-13 1990-01-09 American National Can Company Methods for injection molding and injection blow molding multi-layer articles
DE3620144A1 (de) * 1986-06-14 1987-12-17 Bekum Maschf Gmbh Speicherkopf fuer die herstellung mehrschichtiger co-extrudierter schlaeuche aus kunststoff
JPS63260418A (ja) * 1987-04-17 1988-10-27 Mazda Motor Corp 多層パリソンの押出成形装置
DE3809857A1 (de) * 1988-03-24 1989-10-05 Philips Patentverwaltung Blasformmaschine zum blasformen von hohlkoerpern mit polsterregelung
US5256346A (en) * 1988-05-12 1993-10-26 Harald Feuerherm Method of extrusion blow-molding hollow thermoplastic bodies
DE3816273C3 (de) * 1988-05-12 1996-03-21 Harald Feuerherm Verfahren zum Extrusionsblasformen eines Hohlkörpers und Vorrichtung zur Durchführung des Verfahrens
JPH0692111B2 (ja) * 1988-10-31 1994-11-16 株式会社日本製鋼所 多層パリソン成形装置
US4940403A (en) * 1989-05-01 1990-07-10 Hoover Universal, Inc. Dual parison extrusion head for multi-layer blow molding
DE3936301A1 (de) * 1989-11-01 1991-05-02 Kautex Maschinenbau Gmbh Verfahren zum herstellen von hohlkoerpern aus thermoplastischen kunststoff
DE19813668C2 (de) * 1998-03-27 2003-04-30 Ossberger Gmbh & Co Herstellvorrichtung mit Kontrolleinrichtungen für einen Kunststoff-Hohlkörper
US6276916B1 (en) * 1999-06-30 2001-08-21 Husky Injection Molding Systems Ltd. Failsafe shooting pot actuator for an injection molding machine
FR2859188B1 (fr) * 2003-08-29 2007-06-15 Oreal Poche et dispositif de conditionnement comportant une poche
DE102007030369B4 (de) * 2007-06-29 2015-08-27 Harald Feuerherm Verfahren zur Herstellung blasgeformter Hohlkörper

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB849924A (en) * 1957-03-06 1960-09-28 Owens Illinois Glass Co Apparatus for forming hollow plastic articles
US3386132A (en) * 1965-10-22 1968-06-04 Hoover Ball & Bearing Co Extrusion apparatus
US3466704A (en) * 1966-12-29 1969-09-16 Ball Brothers Co Inc Apparatus for programming parisons
US3492699A (en) * 1967-07-31 1970-02-03 Borg Warner Blow molding plasticizing apparatus
DE1704791B2 (de) * 1968-03-18 1976-07-29 Kautex Werke Reinold Hagen Gmbh, 5300 Bonn-Holzlar Vorrichtung zum herstellen von im querschnitt ringfoermigen koerpern aus thermoplastischem kunststoff
DE1813421C3 (de) * 1968-12-07 1974-12-12 Indramat, Gesellschaft Fuer Industrierationalisierung Und Automatisierung Mbh, 8770 Lohr Vorrichtung zum Steuern der Wandstärke des Kunststoffstranges eines Extruders
DE1900532A1 (de) * 1969-01-07 1970-08-20 Basf Ag Verfahren und Anordnung zum Veraendern der Werkstoffverteilung eines aus einer Auspressvorrichtung austretenden Vorformlings aus thermoplastischem Werkstoff
DE1934284C3 (de) * 1969-07-07 1975-02-27 Indramat, Gesellschaft Fuer Industrierationalisierung Und Automatisierung Mbh, 8770 Lohr Vorrichtung zum Regeln der Wandstärke des Extrudates von Kunststoffmaschinen
US3712772A (en) * 1970-09-23 1973-01-23 Hunkar Instr Dev Labor Inc Control system for parison extruders
DE2127465A1 (de) * 1971-06-03 1972-12-14 Hengstler Kg Meß- und Regeleinrichtung an Spritzgußmaschinen
DE2135037A1 (de) * 1971-07-14 1973-01-25 Siemag Siegener Masch Bau Anordnung zur steuerung der spaltweite eines spritzkopfes insbesondere zum extrudieren von kunststoffschlaeuchen
US3759648A (en) * 1971-09-15 1973-09-18 Hunker Instr Dev Labor Inc Extruder control system
US3865528A (en) * 1973-11-01 1975-02-11 Moog Inc Extrusion apparatus having electronic interpolator
US3918874A (en) * 1974-03-04 1975-11-11 Owens Illinois Inc Apparatus for multi-orifice extrusion

Also Published As

Publication number Publication date
GB1565855A (en) 1980-04-23
DE2558780A1 (de) 1977-07-07
IT1073752B (it) 1985-04-17
DE2558780B2 (de) 1978-11-09
FR2336228A1 (fr) 1977-07-22
AT363253B (de) 1981-07-27
DE2558780C3 (de) 1984-05-17
FR2336228B1 (de) 1981-07-24
US4179251A (en) 1979-12-18

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