GB1486823A - Signal processing circuits - Google Patents

Signal processing circuits

Info

Publication number
GB1486823A
GB1486823A GB35361/74A GB3536174A GB1486823A GB 1486823 A GB1486823 A GB 1486823A GB 35361/74 A GB35361/74 A GB 35361/74A GB 3536174 A GB3536174 A GB 3536174A GB 1486823 A GB1486823 A GB 1486823A
Authority
GB
United Kingdom
Prior art keywords
die
parisons
control system
control
see division
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.)
Expired
Application number
GB35361/74A
Other languages
English (en)
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.)
Moog Inc
Original Assignee
Moog Inc
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 Moog Inc filed Critical Moog Inc
Publication of GB1486823A publication Critical patent/GB1486823A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Program-control systems
    • G05B19/02—Program-control systems electric
    • G05B19/04—Program control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/08—Program control other than numerical control, i.e. in sequence controllers or logic controllers using plugboards, cross-bar distributors, matrix switches, or the like
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/325—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections
    • 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
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/388—Plasticisers, homogenisers or feeders comprising two or more stages using a screw extruder and a ram or piston
    • 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
    • B29C2948/9218—Weight
    • 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
    • B29C2948/92638—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
    • B29C2948/92504—Controlled parameter
    • B29C2948/92609—Dimensions
    • B29C2948/92647—Thickness

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (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)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Numerical Control (AREA)
GB35361/74A 1973-11-01 1974-08-12 Signal processing circuits Expired GB1486823A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US411830A US3865528A (en) 1973-11-01 1973-11-01 Extrusion apparatus having electronic interpolator

Publications (1)

Publication Number Publication Date
GB1486823A true GB1486823A (en) 1977-09-28

Family

ID=23630504

Family Applications (1)

Application Number Title Priority Date Filing Date
GB35361/74A Expired GB1486823A (en) 1973-11-01 1974-08-12 Signal processing circuits

Country Status (4)

Country Link
US (1) US3865528A (https=)
JP (1) JPS5334219B2 (https=)
DE (1) DE2445394A1 (https=)
GB (1) GB1486823A (https=)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56801B2 (https=) * 1973-12-03 1981-01-09
US3989433A (en) * 1974-11-18 1976-11-02 General Electric Company Apparatus for controlling resistance to extrusion of a rod-like body through a die
US4029458A (en) * 1975-06-24 1977-06-14 The B.F. Goodrich Company Extrusion die
DE2544609C3 (de) * 1975-10-06 1984-11-08 Kautex Werke Reinold Hagen Gmbh, 5300 Bonn Einrichtung zum Beeinflussen der Länge eines Vorformlings aus thermoplastischem Kunststoff
DE2558780B2 (de) * 1975-12-24 1978-11-09 Kautex Werke Reinold Hagen Gmbh, 5300 Bonn-Holzlar Vorrichtung zum Herstellen von Hohlkörpern aus thermoplastischem Kunststoff im Extrusions-Blasverfahren
US4141678A (en) * 1976-01-06 1979-02-27 Jex Edward R Extrusion machinery with speed control
DE2654001C2 (de) * 1976-11-27 1986-02-06 Harald 5210 Troisdorf Feuerherm Vorrichtung zum Herstellen von aus thermoplastischem Kunstoff bestehenden Hohlkörpern
US4119025A (en) * 1977-01-24 1978-10-10 Stake Technology Ltd. Method and apparatus for conveying particulate material
DE2800441C3 (de) * 1978-01-05 1980-07-31 Moog Gmbh, 7030 Boeblingen Elektrische Steuereinrichtung zum Erzeugen eines Steuersignals für die Bewegung des Doms eines Extruders
DE2804145A1 (de) * 1978-01-31 1979-08-02 Moog Gmbh Rampengenerator zum erzeugen eines zeitsteuersignals fuer den betrieb einer elektrischen steuereinrichtung eines extruders
DE2813241C2 (de) * 1978-03-28 1984-08-30 Moog GmbH, 7030 Böblingen Verfahren zum Regeln des Füllungsgrades eines Speichers in einer Fördereinrichtung eines Extruders und Vorrichtung zum Durchführen dieses Verfahrens
US4240997A (en) * 1978-06-23 1980-12-23 Jex Edward R Extrusion technique with ram speed control
US4380520A (en) * 1979-03-12 1983-04-19 Extracorporeal Medical Specialties, Inc. Process for producing hollow fibres having a uniform wall thickness and a non-uniform cross-sectional area
EP0018427A1 (de) * 1979-05-03 1980-11-12 MOOG GmbH Elektrische Steuerschaltung
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
US4391575A (en) * 1980-09-05 1983-07-05 Osrow Products Corp. Kitchen appliance for making farinaceous products
DE3102076A1 (de) 1981-01-23 1982-09-02 Krupp Kautex Maschinenbau GmbH, 5300 Bonn Verfahren und vorrichtung zum herstellen eines vorformlinges aus thermoplastischem kunststoff durch extrudieren
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
DE3809857A1 (de) * 1988-03-24 1989-10-05 Philips Patentverwaltung Blasformmaschine zum blasformen von hohlkoerpern mit polsterregelung
DE3809856A1 (de) * 1988-03-24 1989-10-05 Philips Patentverwaltung Blasformmaschine zum blasformen von hohlkoerpern mit wartezeitregelung
DE3936301A1 (de) * 1989-11-01 1991-05-02 Kautex Maschinenbau Gmbh Verfahren zum herstellen von hohlkoerpern aus thermoplastischen kunststoff
US5198161A (en) * 1990-03-07 1993-03-30 Kao Corporation Parison thickness control method
US5577736A (en) * 1994-03-04 1996-11-26 Arabo; Emile D. Entertainment game utilizing electrically powered cars
DE19544634A1 (de) 1995-11-30 1997-06-05 Feuerherm Harald Verfahren zum Blasformen von Hohlkörpern aus thermoplastischem Kunststoff
FR2791643B1 (fr) 1999-03-30 2001-09-14 Vg Emballage Poche de distribution par pompe doseuse d'un produit conserve a l'abri de l'air, et ensemble de conditionnement et de distribution la contenant
DE10021730A1 (de) * 2000-05-04 2001-11-08 Krupp Werner & Pfleiderer Gmbh Anlage zur Aufbereitung und Weiterverarbeitung von thermoplastischem Kunststoff
FR2813286B1 (fr) 2000-08-24 2003-02-07 Vg Emballage Poche et ensemble de conditionnement et de distribution
CA2672674A1 (en) * 2009-07-17 2011-01-17 Murray J. Burke Compression apparatus with variable speed screw and method
CA2672584A1 (en) * 2009-07-17 2011-01-17 Murray J. Burke Compression apparatus and method
CA2672659A1 (en) * 2009-07-17 2011-01-17 Murray J. Burke Process apparatus with output valve and operation thereof
US10487422B2 (en) 2012-05-31 2019-11-26 Aladdin Manufacturing Corporation Methods for manufacturing bulked continuous filament from colored recycled pet
US9636860B2 (en) 2012-05-31 2017-05-02 Mohawk Industries, Inc. Method of manufacturing bulked continuous filament
US8597553B1 (en) 2012-05-31 2013-12-03 Mohawk Industries, Inc. Systems and methods for manufacturing bulked continuous filament
US11045979B2 (en) 2012-05-31 2021-06-29 Aladdin Manufacturing Corporation Methods for manufacturing bulked continuous filament from recycled PET
US10538016B2 (en) 2012-05-31 2020-01-21 Aladdin Manufacturing Corporation Methods for manufacturing bulked continuous carpet filament
US10532495B2 (en) 2012-05-31 2020-01-14 Aladdin Manufacturing Corporation Methods for manufacturing bulked continuous filament from recycled PET
US10695953B2 (en) 2012-05-31 2020-06-30 Aladdin Manufacturing Corporation Methods for manufacturing bulked continuous carpet filament
US9630353B2 (en) 2012-05-31 2017-04-25 Mohawk Industries, Inc. Method of manufacturing bulked continuous filament
DE102012112110A1 (de) * 2012-12-11 2014-06-12 Kautex Maschinenbau Gmbh Extrusionsblasformverfahren und Vorrichtung zu dessen Durchführung
DE102015107030A1 (de) * 2014-05-15 2015-11-19 Control Techniques Ltd. Energie-Bypass
US10751915B2 (en) 2016-11-10 2020-08-25 Aladdin Manufacturing Corporation Polyethylene terephthalate coloring systems and methods
WO2018140884A1 (en) 2017-01-30 2018-08-02 Mohawk Industries, Inc. Methods for manufacturing bulked continuous filament from colored recycled pet
US20180250864A1 (en) 2017-03-03 2018-09-06 Mohawk Industries, Inc. Polymer extruders with a dual vacuum arrangement and related methods
US11473216B2 (en) 2017-09-15 2022-10-18 Aladdin Manufacturing Corporation Polyethylene terephthalate coloring systems and methods
US11242622B2 (en) 2018-07-20 2022-02-08 Aladdin Manufacturing Corporation Bulked continuous carpet filament manufacturing from polytrimethylene terephthalate
US12343903B2 (en) 2019-06-05 2025-07-01 Aladdin Manufacturing Corporation Methods for manufacturing bulked continuous carpet filament

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1479351B2 (de) * 1961-06-09 1972-01-20 Kunststoffmaschinen AG, Stansstad, Nidwaiden (Schweiz) Vorrichtung zur herstellung von hohlkoerpern aus thermo plastischem kunststoff nach dem blasverfahren
US3262152A (en) * 1963-03-25 1966-07-26 Ball Brothers Co Inc Apparatus for forming parisons
US3368241A (en) * 1966-01-18 1968-02-13 Continental Can Co Functionally controlled electro-servo variable extrusion apparatus
US3538548A (en) * 1967-05-19 1970-11-10 Monsanto Co Control apparatus for varying parison thickness
US3712772A (en) * 1970-09-23 1973-01-23 Hunkar Instr Dev Labor Inc Control system for parison extruders

Also Published As

Publication number Publication date
JPS5334219B2 (https=) 1978-09-19
US3865528A (en) 1975-02-11
JPS5075250A (https=) 1975-06-20
DE2445394A1 (de) 1975-05-07

Similar Documents

Publication Publication Date Title
GB1486823A (en) Signal processing circuits
GB1459225A (en) Injection blow moulding apparatus and method
ES464829A1 (es) Procedimiento de fabricacion de cuerpos huecos de materia termoplastica.
ES438930A1 (es) Procedimiento para la obtencion de jabon marmorizado.
AU6933774A (en) Control system for glassware molding machine and method of molding glass
GB1067222A (en) Method of and apparatus for manufacturing hollow bodies of plastics material by blow moulding
GB1504278A (en) Extruders
GB1458035A (en) Blow mould closing unit for a machine for producing blown hollow plastics articles
GB1501489A (en) Apparatus for the production of glasses by the press-and-blow process
GB1424832A (en) Apparatus for the production of moulded bodies in a double walled mould
GB1161145A (en) Blow Extrusion Apparatus.
CA1026372A (en) Process for continuous production of highly pure sodium formate
OA02885A (fr) Procédé de fermentation aérobie pour la fabrication d'un produit à teneur élevée en proteine.
CA1010597A (en) Process for producing polycarboxylates having improved biological degradability
GB1493453A (en) Method and apparatus for manufacturing a hollow plastics article
GB1216527A (en) Improvements in or relating to apparatus for making polymeric articles
GB1463731A (en) Method of forming an optical member such as a lens
GB1132969A (en) Polymer extrusion process
GB1088006A (en) Improvements in and relating to the manufacture of extrudable plastic articles
GB1456312A (en) Method for moulding string-mounted plastics members
GB1195706A (en) Method and apparatus for extrusion blow molding
GB1161478A (en) Method and Apparatus for Blow Extrusion
GB954703A (en) Process for the production of void-free solid blocks from thermoplastic material
CA950906A (en) 2-mercapto-pyrido(2,3,d)pyrimidin-4-(3h)-on-derivative and process for production of the same
GB1113340A (en) Improvements in or relating to valveless blow-moulding machines

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19940811