IT1197857B - Complesso di utensili formatori in particolare per estrusione o calibratura in un dispositivo di estrusione di materiali termoplastici - Google Patents

Complesso di utensili formatori in particolare per estrusione o calibratura in un dispositivo di estrusione di materiali termoplastici

Info

Publication number
IT1197857B
IT1197857B IT21448/86A IT2144886A IT1197857B IT 1197857 B IT1197857 B IT 1197857B IT 21448/86 A IT21448/86 A IT 21448/86A IT 2144886 A IT2144886 A IT 2144886A IT 1197857 B IT1197857 B IT 1197857B
Authority
IT
Italy
Prior art keywords
extrusion
lip
calibration
complex
groups
Prior art date
Application number
IT21448/86A
Other languages
English (en)
Other versions
IT8621448A1 (it
IT8621448A0 (it
Inventor
Bernard Erckamm
Original Assignee
Reifenhaeuser Masch
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 Reifenhaeuser Masch filed Critical Reifenhaeuser Masch
Publication of IT8621448A0 publication Critical patent/IT8621448A0/it
Publication of IT8621448A1 publication Critical patent/IT8621448A1/it
Application granted granted Critical
Publication of IT1197857B publication Critical patent/IT1197857B/it

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/80—Constructional details
    • H10N30/802—Circuitry or processes for operating piezoelectric or electrostrictive devices not otherwise provided for, e.g. drive circuits
    • 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
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/31—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets being adjustable, i.e. having adjustable exit sections
    • B29C48/313—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets being adjustable, i.e. having adjustable exit sections by positioning the die lips
    • 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
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/50—Piezoelectric or electrostrictive devices having a stacked or multilayer structure
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT21448/86A 1985-08-24 1986-08-08 Complesso di utensili formatori in particolare per estrusione o calibratura in un dispositivo di estrusione di materiali termoplastici IT1197857B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853530383 DE3530383A1 (de) 1985-08-24 1985-08-24 Formgebendes werkzeugaggregat fuer eine strangpressvorrichtung fuer thermoplastifizierten kunststoff

Publications (3)

Publication Number Publication Date
IT8621448A0 IT8621448A0 (it) 1986-08-08
IT8621448A1 IT8621448A1 (it) 1988-02-08
IT1197857B true IT1197857B (it) 1988-12-21

Family

ID=6279336

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21448/86A IT1197857B (it) 1985-08-24 1986-08-08 Complesso di utensili formatori in particolare per estrusione o calibratura in un dispositivo di estrusione di materiali termoplastici

Country Status (6)

Country Link
US (1) US4721447A (it)
JP (1) JPS6251422A (it)
DE (1) DE3530383A1 (it)
FR (1) FR2586372B1 (it)
GB (1) GB2179802B (it)
IT (1) IT1197857B (it)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3740088C1 (de) * 1987-11-26 1988-11-10 Reifenhaeuser Masch Verfahren zur Herstellung einer Folie aus thermoplastischem Kunststoff
US4958100A (en) * 1989-02-22 1990-09-18 Massachusetts Institute Of Technology Actuated truss system
DE4013610A1 (de) * 1989-10-26 1991-05-02 Reifenhaeuser Masch Verfahren zum betrieb einer blasfolien-extruderanlage und fuer das verfahren eingerichtete blasfolien-extruderanlage
DE4000530A1 (de) * 1989-10-26 1991-05-02 Reifenhaeuser Masch Verfahren zur herstellung einer kunststoffolie aus thermoplastischem kunststoff
DE3936496A1 (de) * 1989-11-02 1991-05-08 Krauss Maffei Ag Zentriervorrichtung fuer einen rohrextrusionskopf
DE8915137U1 (de) * 1989-12-23 1990-02-08 Röhm GmbH, 64293 Darmstadt Extrusionsdüse zur Herstellung von Hohlkammerplatten
US5089739A (en) * 1990-03-19 1992-02-18 Brother Kogyo Kabushiki Kaisha Laminate type piezoelectric actuator element
DE4042534C3 (de) * 1990-04-27 1997-12-04 Reifenhaeuser Masch Verfahren zur Herstellung einer Kunststoffolie sowie zum Aufwickeln der Kunststoffolie zu einem Coil
DE4013611C2 (de) * 1990-04-27 1994-03-31 Reifenhaeuser Masch Verfahren zur Herstellung einer Kunststoffolie sowie zum Aufwickeln der Kunststoffolie zu einem Coil
US5206557A (en) * 1990-11-27 1993-04-27 Mcnc Microelectromechanical transducer and fabrication method
US5170103A (en) * 1991-05-20 1992-12-08 University Of Kentucky Research Foundation Active vibration control device
US5266021A (en) * 1991-10-10 1993-11-30 Jacobson Theodore L Apparatus for continuous forming of complex molded shapes
US5479061A (en) * 1992-12-31 1995-12-26 University Of North Carolina Pleated sheet microelectromechanical transducer
US6007319A (en) * 1993-11-30 1999-12-28 Continuous Molding, Inc. Continuous forming of complex molded shapes
DE19535930C1 (de) 1995-09-27 1997-01-09 Heinz Dr Ing Gros Vorrichtung zur veränderlichen Begrenzung eines flachen Fließkanals und Verfahren zum Austragen einer Massebahn mit veränderlicher Geometrie
WO1997036365A1 (en) * 1996-03-26 1997-10-02 Stefan Johansson An actuator motor and a method for fabrication of such an actuator
KR19990063779A (ko) * 1996-07-26 1999-07-26 마치오 나카지마 프린터에 있어서의 스테핑 모터의 구동기구
US6707230B2 (en) * 2001-05-29 2004-03-16 University Of North Carolina At Charlotte Closed loop control systems employing relaxor ferroelectric actuators
DE10321705A1 (de) * 2003-05-14 2004-12-02 Marco Systemanalyse Und Entwicklung Gmbh Piezoelektrisches Antriebselement
US6979189B2 (en) * 2003-07-16 2005-12-27 Rex Baxter Apparatus and method for adjusting component features
DE102005014784B4 (de) * 2005-03-31 2013-07-18 Continental Automotive Gmbh Stellgebersystem, Stellgeber sowie Steuereinheit und Verfahren zum Ansteuern des Stellgebers
DE102005017410A1 (de) * 2005-04-15 2006-10-19 Schaeffler Kg Elektrische Stellvorrichtung zur variablen Betätigung eines Gaswechselventils
US8138658B2 (en) * 2008-01-28 2012-03-20 Technion Research & Development Foundation Ltd. Piezoelectric-ferroelectric actuator device
DE102009058467B4 (de) 2009-12-16 2012-12-06 Andritz Küsters Gmbh Vorhang-Auftragswerk
DE102010010872A1 (de) 2010-03-10 2011-09-15 Heinz Gross Fließkanal mit verstellbarer Geometrie
DE102019201650A1 (de) 2019-02-08 2020-08-13 Pi Ceramic Gmbh Verfahren zur Herstellung eines piezoelektrischen Stapelaktors und piezoelektrischer Stapelaktor, vorzugsweise hergestellt nach dem Verfahren

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Publication number Priority date Publication date Assignee Title
US2938231A (en) * 1958-10-02 1960-05-31 Blaw Knox Co Plastic extrusion die
US3422494A (en) * 1964-10-19 1969-01-21 Du Pont Apparatus for forming layers
GB1105566A (en) * 1965-04-28 1968-03-06 Aeroprojects Inc Mounting member for vibratory device and extrusion apparatus incorporating the same
US3610969A (en) * 1970-02-06 1971-10-05 Mallory & Co Inc P R Monolithic piezoelectric resonator for use as filter or transformer
US3819775A (en) * 1972-08-15 1974-06-25 R Mules Method of making polymeric film
GB1477456A (en) * 1973-07-12 1977-06-22 Cav Ltd Fluid pressure generators
US3940221A (en) * 1973-09-10 1976-02-24 Welex Incorporated Thickness control system for an extrusion die
US4011474A (en) * 1974-10-03 1977-03-08 Pz Technology, Inc. Piezoelectric stack insulation
US4125350A (en) * 1976-04-19 1978-11-14 Sweetheart Plastic, Inc. Mechanical die adjustment mechanism
US4384230A (en) * 1980-11-06 1983-05-17 United Technologies Corporation Digital piezoelectric actuator
JPS5917876A (ja) * 1982-02-12 1984-01-30 West Electric Co Ltd 圧電駆動装置
JPS58218183A (ja) * 1982-06-14 1983-12-19 Nippon Soken Inc 電歪式アクチユエ−タとその製造方法
US4471256A (en) * 1982-06-14 1984-09-11 Nippon Soken, Inc. Piezoelectric actuator, and valve apparatus having actuator
JPS5916722A (ja) * 1982-07-20 1984-01-27 Toray Ind Inc 口金のスリツト間隙調整装置
DE3315184C1 (de) * 1983-04-27 1984-06-28 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Verfahren und Strangpresseinrichtung zum UEberwachen der Herstellung von Profilen aus einer oder mehreren Kautschuk- oder Kunststoffmischungen
JPS60210418A (ja) * 1984-04-04 1985-10-22 Mitsubishi Heavy Ind Ltd 厚み制御用ダイ
DE3427915C1 (de) * 1984-07-28 1986-03-06 Reifenhäuser GmbH & Co Maschinenfabrik, 5210 Troisdorf Kalibrieraggregat einer Strangpressvorrichtung fuer thermoplastifizierten Kunststoff
DE3427912C1 (de) * 1984-07-28 1986-03-06 Reifenhäuser GmbH & Co Maschinenfabrik, 5210 Troisdorf Strangpressaggregat fuer das Strangpressen von thermoplastifiziertem Kunststoff

Also Published As

Publication number Publication date
FR2586372B1 (fr) 1989-03-31
IT8621448A1 (it) 1988-02-08
GB2179802A (en) 1987-03-11
US4721447A (en) 1988-01-26
FR2586372A1 (fr) 1987-02-27
GB8619214D0 (en) 1986-09-17
DE3530383A1 (de) 1987-03-05
GB2179802B (en) 1989-05-10
JPS6251422A (ja) 1987-03-06
DE3530383C2 (it) 1987-11-12
IT8621448A0 (it) 1986-08-08

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