DE69709459T2 - Verfahren zur Herstellung eines isolierenden Überzugs mit schirmförmigem Profil - Google Patents

Verfahren zur Herstellung eines isolierenden Überzugs mit schirmförmigem Profil

Info

Publication number
DE69709459T2
DE69709459T2 DE69709459T DE69709459T DE69709459T2 DE 69709459 T2 DE69709459 T2 DE 69709459T2 DE 69709459 T DE69709459 T DE 69709459T DE 69709459 T DE69709459 T DE 69709459T DE 69709459 T2 DE69709459 T2 DE 69709459T2
Authority
DE
Germany
Prior art keywords
umbrella
producing
shaped profile
insulating covering
covering
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 - Lifetime
Application number
DE69709459T
Other languages
English (en)
Other versions
DE69709459D1 (de
Inventor
Francesco Portas
Ubaldo Vallauri
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.)
Prysmian Cavi e Sistemi Energia SRL
Original Assignee
Pirelli Cavi e Sistemi SpA
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
Priority claimed from ITMI961637 external-priority patent/IT1283371B1/it
Application filed by Pirelli Cavi e Sistemi SpA filed Critical Pirelli Cavi e Sistemi SpA
Publication of DE69709459D1 publication Critical patent/DE69709459D1/de
Application granted granted Critical
Publication of DE69709459T2 publication Critical patent/DE69709459T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G15/00—Cable fittings
    • H02G15/08—Cable junctions
    • H02G15/18—Cable junctions protected by sleeves, e.g. for communication cable
    • H02G15/182—Cable junctions protected by sleeves, e.g. for communication cable held in expanded condition in radial direction prior to installation
    • H02G15/1826—Cable junctions protected by sleeves, e.g. for communication cable held in expanded condition in radial direction prior to installation on a removable hollow core, e.g. a tube
    • H02G15/1833—Cable junctions protected by sleeves, e.g. for communication cable held in expanded condition in radial direction prior to installation on a removable hollow core, e.g. a tube formed of helically wound strip with adjacent windings, which are removable by applying a pulling force to a strip end
    • 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
    • B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
    • B29C69/001—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore a shaping technique combined with cutting, e.g. in parts or slices combined with rearranging and joining the cut parts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B19/00—Apparatus or processes specially adapted for manufacturing insulators or insulating bodies
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B19/00—Apparatus or processes specially adapted for manufacturing insulators or insulating bodies
    • H01B19/04—Treating the surfaces, e.g. applying coatings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G15/00—Cable fittings
    • H02G15/02—Cable terminations
    • H02G15/06—Cable terminating boxes, frames or other structures
    • H02G15/064—Cable terminating boxes, frames or other structures with devices for relieving electrical stress
    • H02G15/068—Cable terminating boxes, frames or other structures with devices for relieving electrical stress connected to the cable shield only
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G15/00—Cable fittings
    • H02G15/08—Cable junctions
    • H02G15/18—Cable junctions protected by sleeves, e.g. for communication cable
    • 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
    • B29C48/03—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
    • B29C48/03—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
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • 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
    • B29K2021/00—Use of unspecified rubbers as moulding material
    • 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
    • B29L2031/3412—Insulators

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Insulating Bodies (AREA)
  • Insulators (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
DE69709459T 1996-07-31 1997-07-25 Verfahren zur Herstellung eines isolierenden Überzugs mit schirmförmigem Profil Expired - Lifetime DE69709459T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI961637 IT1283371B1 (it) 1996-07-31 1996-07-31 Rivestimento isolante a profilo alettato e relativo metodo di fabbricazione.

Publications (2)

Publication Number Publication Date
DE69709459D1 DE69709459D1 (de) 2002-02-07
DE69709459T2 true DE69709459T2 (de) 2002-09-05

Family

ID=11374718

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69709459T Expired - Lifetime DE69709459T2 (de) 1996-07-31 1997-07-25 Verfahren zur Herstellung eines isolierenden Überzugs mit schirmförmigem Profil

Country Status (10)

Country Link
US (1) US6004416A (de)
EP (1) EP0823322B1 (de)
JP (2) JP4150437B2 (de)
AR (1) AR008127A1 (de)
AU (1) AU725371B2 (de)
BR (1) BR9704201A (de)
CA (1) CA2211895C (de)
DE (1) DE69709459T2 (de)
ES (1) ES2170901T3 (de)
NZ (1) NZ328467A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE510064C2 (sv) * 1997-08-27 1999-04-12 Asea Brown Boveri Förfarande och anordning för framställning av elektrisk isolator med skruv- eller spiralformad beläggning
FR3073225B1 (fr) * 2017-11-03 2020-11-20 Silec Cable Composition pour la fabrication d'une couche d'une extremite de cable, procede de fabrication d'une telle couche et extremite de cable comprenant une telle couche

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1762579U (de) * 1958-01-14 1958-03-06 Steatit Magnesia Ag Selbstreinigender isolator.
DE1786449U (de) * 1959-01-24 1959-04-09 Rosenthal Isolatoren Gmbh Langstabisolator.
DE1786449A1 (de) * 1965-08-12 1972-01-05 Walter Anweiler Patronenfuellhalter,insbesondere Roehrchenschreiber
GB1170752A (en) * 1966-03-24 1969-11-19 Dunlop Company Ltd Formerly Th Working of polymeric materials
GB1530994A (en) * 1974-10-08 1978-11-01 Raychem Ltd Composite structures of heat-recoverable articles
FR2363170A1 (fr) * 1976-08-26 1978-03-24 Ceraver Isolateur electrique a barreau isolant stratifie et procede de realisation
US4128197A (en) * 1977-10-20 1978-12-05 Ischenko Vitaly G Device for removing flash from moulded rubber articles
US4312123A (en) * 1979-03-12 1982-01-26 Interpace Corporation Methods of making high voltage electrical insulators and oil-less bushings
IT1114037B (it) * 1979-05-24 1986-01-27 Tarantola Giovanna Procedimento per la produzione di artioli in gomma o materiale tipo gomma,di limitato spessore,come guarnizioni,tappi ecc.,e articoli ottenuti
FR2483844A1 (fr) * 1980-06-10 1981-12-11 Automatisme Tech Emporte-piece rotatif
CH640666A5 (en) * 1981-05-22 1984-01-13 Cossonay Cableries Trefileries Method for manufacturing a high-voltage outdoor insulator and insulator produced according to this method
DE3128110C2 (de) * 1981-07-16 1984-10-04 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Verfahren und Einrichtung zum Schneiden von flankenoffenen Keilriemen
FR2511180A1 (fr) * 1981-08-05 1983-02-11 Ceraver Element isolant electrique comportant un groupe monobloc d'ailettes
JPS58114933A (ja) * 1981-12-28 1983-07-08 Hitachi Cable Ltd 未加硫ゴム成型品の切断方法
FR2523361A1 (fr) * 1982-03-15 1983-09-16 Ceraver Procede de fabrication d'un revetement isolant a profil cannele sur un support cylindrique, et dispositif de mise en oeuvre du procede
FR2541294A1 (fr) * 1983-02-23 1984-08-24 Materiales Friccion Frenos Emb Procede de fabrication de materiaux de friction
FR2543356B1 (fr) * 1983-03-25 1986-01-10 Ceraver Procede et dispositif de moulage du revetement isolant d'un isolateur organique de grande longueur
FR2576655B1 (fr) * 1985-01-25 1990-02-23 Alsthom Atlantique Hauban isolant
US4749824A (en) * 1987-01-30 1988-06-07 Dow Corning Corporation High voltage insulators
CA2046682A1 (en) * 1990-08-10 1992-02-11 Roger G. Chaffee High voltage insulator
JPH0815022B2 (ja) * 1992-01-08 1996-02-14 日本碍子株式会社 碍子の製造方法
JPH06139860A (ja) * 1992-10-26 1994-05-20 Furukawa Electric Co Ltd:The 縁端部をオーバーラップさせたスリット入りコルゲートチューブの製造方法
JPH0745146A (ja) * 1993-07-28 1995-02-14 Nitto Denko Corp 高分子複合絶縁体およびその製法
IT1269788B (it) * 1994-05-18 1997-04-15 Pirelli Cavi Spa Terminale secco per cavo elettrico
JP2824025B2 (ja) * 1994-12-27 1998-11-11 日本碍子株式会社 複合碍子およびその製造方法
JP3400174B2 (ja) * 1995-03-28 2003-04-28 日本碍子株式会社 複合碍子の製造方法
JPH0955136A (ja) * 1995-08-10 1997-02-25 Ngk Insulators Ltd ブッシング

Also Published As

Publication number Publication date
AU725371B2 (en) 2000-10-12
CA2211895C (en) 2004-01-06
BR9704201A (pt) 1999-01-12
EP0823322A3 (de) 1998-05-27
JP4150437B2 (ja) 2008-09-17
ES2170901T3 (es) 2002-08-16
DE69709459D1 (de) 2002-02-07
JP2008226858A (ja) 2008-09-25
EP0823322B1 (de) 2002-01-02
US6004416A (en) 1999-12-21
NZ328467A (en) 1999-02-25
JPH1092250A (ja) 1998-04-10
CA2211895A1 (en) 1998-01-31
AR008127A1 (es) 1999-12-09
AU3236697A (en) 1998-02-05
EP0823322A2 (de) 1998-02-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PRYSMIAN CAVI E SISTEMI ENERGIA S.R.L., MAILAN, IT