GB997970A - Apparatus for simultaneously extruding plastic layers on a core - Google Patents

Apparatus for simultaneously extruding plastic layers on a core

Info

Publication number
GB997970A
GB997970A GB40990/61A GB4099061A GB997970A GB 997970 A GB997970 A GB 997970A GB 40990/61 A GB40990/61 A GB 40990/61A GB 4099061 A GB4099061 A GB 4099061A GB 997970 A GB997970 A GB 997970A
Authority
GB
United Kingdom
Prior art keywords
plastic
die
core
cylinders
passages
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
GB40990/61A
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.)
AT&T Inc
Original Assignee
Western Electric Co 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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of GB997970A publication Critical patent/GB997970A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/06—Insulating conductors or cables
    • H01B13/14—Insulating conductors or cables by extrusion
    • 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
    • B29C48/06—Rod-shaped
    • 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
    • B29C48/27—Cleaning; Purging; Avoiding contamination
    • B29C48/272—Cleaning; Purging; Avoiding contamination 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
    • B29C48/304—Extrusion nozzles or dies specially adapted for bringing together components, e.g. melts within the die
    • 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
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/20—Inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
    • B29L2031/3462—Cables

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
GB40990/61A 1960-11-18 1961-11-16 Apparatus for simultaneously extruding plastic layers on a core Expired GB997970A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70323A US3121255A (en) 1960-11-18 1960-11-18 Apparatus for extruding plastic compounds

Publications (1)

Publication Number Publication Date
GB997970A true GB997970A (en) 1965-07-14

Family

ID=22094594

Family Applications (1)

Application Number Title Priority Date Filing Date
GB40990/61A Expired GB997970A (en) 1960-11-18 1961-11-16 Apparatus for simultaneously extruding plastic layers on a core

Country Status (6)

Country Link
US (1) US3121255A (cg-RX-API-DMAC10.html)
AT (1) AT243885B (cg-RX-API-DMAC10.html)
DE (1) DE1554979B1 (cg-RX-API-DMAC10.html)
ES (1) ES272459A1 (cg-RX-API-DMAC10.html)
GB (1) GB997970A (cg-RX-API-DMAC10.html)
SE (1) SE305311B (cg-RX-API-DMAC10.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114311601A (zh) * 2021-12-22 2022-04-12 安庆市悦发管业有限公司 一种内衬x型交叉hdpe缠绕管的加工模具

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3222721A (en) * 1962-06-25 1965-12-14 Anaconda Wire & Cable Co Dual extrusion apparatus
US3277225A (en) * 1963-02-13 1966-10-04 Western Electric Co Methods and apparatus for multiple extrusion of plastics
US3256562A (en) * 1964-08-10 1966-06-21 Western Electric Co Extruding system
US3334382A (en) * 1965-08-30 1967-08-08 Dow Chemical Co Extrusion adapter
US3327349A (en) * 1965-08-30 1967-06-27 Dow Chemical Co Extrusion adaptor
US3333037A (en) * 1965-09-07 1967-07-25 Union Carbide Corp Process for the production of alkali metal composite electrical conductors
NL6602392A (cg-RX-API-DMAC10.html) * 1965-09-30 1967-03-31
US3315306A (en) * 1965-10-15 1967-04-25 Dow Chemical Co Apparatus for the production of multilayer film
US3495300A (en) * 1966-04-13 1970-02-17 Stauffer Wacker Silicone Corp Apparatus for manufacture of insulated wire products and the like
CH477274A (de) * 1968-08-08 1969-08-31 Barmag Barmer Maschf Vorrichtung zum Herstellen mehrschichtiger Blasfolien oder -schläuche
US3903233A (en) * 1972-09-13 1975-09-02 Western Electric Co Method of and apparatus for extruding concentric plastic sheaths
US3947173A (en) * 1972-09-13 1976-03-30 Western Electric Company, Inc. Apparatus for extruding concentric plastic sheaths
US4132756A (en) * 1974-12-20 1979-01-02 Industrie Pirelli, S.P.A. Process for extruding plastomeric or elastomeric material on filaments
SE404103B (sv) * 1976-07-23 1978-09-18 Ericsson Telefon Ab L M Metod, innefattande sprutprofilering och nedkylning, vid extrudering av polymera material avsedd att anvendas vid framstellning av hogspenningskabel
FR2492729A1 (fr) * 1980-10-27 1982-04-30 Telecommunications Sa Procede de double extrusion notamment pour la fabrication de gaines de cables electriques et le dispositif de mise en oeuvre
US4585407A (en) * 1983-10-03 1986-04-29 Pirelli Cable Corporation Guide for electric cable insulation extrusion head
US5215698A (en) * 1991-11-25 1993-06-01 Americraft Machined Products, Inc. Extrusion tool and method of extrusion coating
US5346383A (en) * 1994-01-28 1994-09-13 Southwire Company Low shear free-flow extruder breaker plate
ITMI20121679A1 (it) * 2012-10-08 2014-04-09 Saipem Spa Metodo, apparecchiatura e stazione di lavoro per applicare un foglio protettivo di materiale polimerico a una tubazione e programma per elaboratore per attuare il metodo
FR3109014B1 (fr) * 2020-04-06 2022-04-01 Nexans Procédé de fabrication d’un câble résistant et/ou retardant au feu
CN113199725B (zh) * 2021-04-07 2022-11-29 广西梧州国龙再生资源发展有限公司 一种pet塑料片材挤出机及其工作方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1322464A (en) * 1919-11-18 Hose making machine
BE531375A (cg-RX-API-DMAC10.html) * 1900-01-01
US876755A (en) * 1907-03-26 1908-01-14 Arthur H Hyde Wire-coating machine.
US965507A (en) * 1908-12-26 1910-07-26 Frederic Ecaubert Escapement-regulator.
US2501690A (en) * 1947-12-09 1950-03-28 Carter Products Corp Method and apparatus for making multiple layer plastic conduits
US2511986A (en) * 1948-04-30 1950-06-20 Western Electric Co Apparatus for extruding organic plastic material
US2695422A (en) * 1951-12-12 1954-11-30 Western Electric Co Apparatus for advancing and working elastomer compounds
US2790202A (en) * 1952-03-31 1957-04-30 Lorenian Zareh Method and apparatus for manufacturing pencils
DE957048C (de) * 1952-06-17 1957-01-31 S Lavorazione Materie Plastich Strangpresse zur Herstellung eines mehrschichtigen UEberzuges auf Draehten oder Kabeln
US2902754A (en) * 1955-07-07 1959-09-08 Lorenian Eugenia Manufacture of slidable-core pencils

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114311601A (zh) * 2021-12-22 2022-04-12 安庆市悦发管业有限公司 一种内衬x型交叉hdpe缠绕管的加工模具
CN114311601B (zh) * 2021-12-22 2024-02-09 安庆市悦发管业有限公司 一种内衬x型交叉hdpe缠绕管的加工模具

Also Published As

Publication number Publication date
ES272459A1 (es) 1962-03-16
SE305311B (cg-RX-API-DMAC10.html) 1968-10-21
US3121255A (en) 1964-02-18
DE1554979B1 (de) 1970-10-01
AT243885B (de) 1965-12-10

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