FI65504C - Metod foer reglering av en skumplastisolerad ledares kapacitans och diameter i samband med tillverkningen - Google Patents

Metod foer reglering av en skumplastisolerad ledares kapacitans och diameter i samband med tillverkningen Download PDF

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Publication number
FI65504C
FI65504C FI780004A FI780004A FI65504C FI 65504 C FI65504 C FI 65504C FI 780004 A FI780004 A FI 780004A FI 780004 A FI780004 A FI 780004A FI 65504 C FI65504 C FI 65504C
Authority
FI
Finland
Prior art keywords
diameter
capacitance
extruder
temperature
speed
Prior art date
Application number
FI780004A
Other languages
English (en)
Finnish (fi)
Other versions
FI780004A (fi
FI65504B (fi
Inventor
Kari Johannes Kirjavainen
Original Assignee
Nokia Oy Ab
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 Nokia Oy Ab filed Critical Nokia Oy Ab
Priority to FI780004A priority Critical patent/FI65504C/fi
Priority to US05/974,559 priority patent/US4257991A/en
Priority to FR7900028A priority patent/FR2413765A1/fr
Priority to DE19792900043 priority patent/DE2900043A1/de
Publication of FI780004A publication Critical patent/FI780004A/fi
Application granted granted Critical
Publication of FI65504B publication Critical patent/FI65504B/fi
Publication of FI65504C publication Critical patent/FI65504C/fi

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
    • H01B3/14—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances cements
    • 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
    • B29C48/92—Measuring, controlling or regulating
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/58—Testing of lines, cables or conductors
    • G01R31/59—Testing of lines, cables or conductors while the cable continuously passes the testing apparatus, e.g. during manufacture
    • 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
    • B29C2948/92085—Velocity
    • B29C2948/92095—Angular velocity
    • 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
    • B29C2948/92123—Diameter or circumference
    • 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
    • B29C2948/92209—Temperature
    • 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
    • B29C2948/92238—Electrical properties
    • 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
    • B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • 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
    • B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92885—Screw or gear
    • 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
    • B29C48/05—Filamentary, e.g. strands

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FI780004A 1978-01-02 1978-01-02 Metod foer reglering av en skumplastisolerad ledares kapacitans och diameter i samband med tillverkningen FI65504C (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI780004A FI65504C (fi) 1978-01-02 1978-01-02 Metod foer reglering av en skumplastisolerad ledares kapacitans och diameter i samband med tillverkningen
US05/974,559 US4257991A (en) 1978-01-02 1978-12-29 Method of and a regulator for adjusting the capacity and the diameter of an electric conductor
FR7900028A FR2413765A1 (fr) 1978-01-02 1979-01-02 Procede de reglage de la capacite et du diametre d'un conducteur electrique, et regulateur pour la mise en oeuvre de ce procede
DE19792900043 DE2900043A1 (de) 1978-01-02 1979-01-02 Verfahren und regulator zur regelung der kapazitanz und des durchmessers eines schaumstoffbekleideten leiters

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI780004 1978-01-02
FI780004A FI65504C (fi) 1978-01-02 1978-01-02 Metod foer reglering av en skumplastisolerad ledares kapacitans och diameter i samband med tillverkningen

Publications (3)

Publication Number Publication Date
FI780004A FI780004A (fi) 1979-07-03
FI65504B FI65504B (fi) 1984-01-31
FI65504C true FI65504C (fi) 1984-05-10

Family

ID=8511371

Family Applications (1)

Application Number Title Priority Date Filing Date
FI780004A FI65504C (fi) 1978-01-02 1978-01-02 Metod foer reglering av en skumplastisolerad ledares kapacitans och diameter i samband med tillverkningen

Country Status (4)

Country Link
US (1) US4257991A (de)
DE (1) DE2900043A1 (de)
FI (1) FI65504C (de)
FR (1) FR2413765A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4340554A (en) * 1980-09-29 1982-07-20 Bardwell Robert G Method and apparatus for extrusion coating of a cable involving guider tip protection from an oversized portion of the cable
US4585603A (en) * 1982-03-15 1986-04-29 Showa Electric Wire & Cable Co., Ltd Method for controlling an extrusion line for foamed insulation cables involving use of a plurality of generated and measured electrical signals
JPS5957731A (ja) * 1982-09-28 1984-04-03 Agency Of Ind Science & Technol 樹脂系複合材料の成形方法
IT1157134B (it) * 1982-12-10 1987-02-11 Saiag Spa Procedimento ed apparecchiatura per realizzare mediante estrusione continua un trafilato in particolare una guarnizione di tenuta per carrozzerie di autoveicoli presentante successivi tratti di lunghezze predeterminate aventi ciascuno una rispettiva sezione prestabilita e trafilato ottenuto con tale procedimento
US4708837A (en) * 1986-04-09 1987-11-24 Northern Telecom Limited Method and apparatus for insulating electrical conductor
US4952344A (en) * 1986-07-12 1990-08-28 Fly Fishing Technology Limited Method of and apparatus for making a fishing line
DE10141490A1 (de) * 2001-08-24 2003-03-13 Behr Gmbh & Co Kühler und Verfahren zum Kühlen eines Mediums
CN116238065B (zh) * 2023-05-11 2023-07-21 泰安鲁怡高分子材料有限公司 密炼机运行在线监测方法及系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2804592A (en) * 1953-09-03 1957-08-27 Bell Telephone Labor Inc Methods of and apparatus for measuring the capacitance of an insulated wire
US3185924A (en) * 1959-07-14 1965-05-25 Zellweger Uster Ag Apparatus utilizing capacitance measuring means for the continuous monitoring of elongate materials during production to permit determination of the devlation of the denier from a desired value
US3288895A (en) * 1963-03-13 1966-11-29 Bell Telephone Labor Inc Control of capacitance of individual wires of multiwire structure
US3459851A (en) * 1966-09-16 1969-08-05 Bell Telephone Labor Inc Method of manufacturing insulated wires
US3502752A (en) * 1967-02-13 1970-03-24 Gen Cable Corp Control of the dimensions of multiple layers of extruded insulation
US3914357A (en) * 1973-01-04 1975-10-21 Western Electric Co Method of monitoring the application of cellular plastic insulation to elongated conductive material

Also Published As

Publication number Publication date
FI780004A (fi) 1979-07-03
US4257991A (en) 1981-03-24
FR2413765B3 (de) 1981-10-02
DE2900043A1 (de) 1979-07-12
FR2413765A1 (fr) 1979-07-27
FI65504B (fi) 1984-01-31

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Owner name: OY NOKIA AB