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BR8005893A - Metodo aperfeicoado para revestimento com isolante extrudado reticulavel ou vulcanizavel, de condutores de fios e dispositivo para a realizacao do mesmo - Google Patents

Metodo aperfeicoado para revestimento com isolante extrudado reticulavel ou vulcanizavel, de condutores de fios e dispositivo para a realizacao do mesmo

Info

Publication number
BR8005893A
BR8005893A BR8005893A BR8005893A BR8005893A BR 8005893 A BR8005893 A BR 8005893A BR 8005893 A BR8005893 A BR 8005893A BR 8005893 A BR8005893 A BR 8005893A BR 8005893 A BR8005893 A BR 8005893A
Authority
BR
Brazil
Prior art keywords
reticulable
vulcanizable
insulator
extruded
coating
Prior art date
Application number
BR8005893A
Other languages
English (en)
Inventor
M Cavalli
Original Assignee
Pirelli
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 Pirelli filed Critical Pirelli
Publication of BR8005893A publication Critical patent/BR8005893A/pt

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
    • B29C48/05—Filamentary, e.g. strands
    • 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
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • 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
    • 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
    • H01B13/10—Insulating conductors or cables by longitudinal lapping

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
BR8005893A 1979-09-14 1980-09-15 Metodo aperfeicoado para revestimento com isolante extrudado reticulavel ou vulcanizavel, de condutores de fios e dispositivo para a realizacao do mesmo BR8005893A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT25700/79A IT1162775B (it) 1979-09-14 1979-09-14 Metodo perfezionato per il rivestimento con isolante estruso reticolabile o vulcanizzabile, di conduttori a fili e dispositivo atto a realizzarlo

Publications (1)

Publication Number Publication Date
BR8005893A true BR8005893A (pt) 1981-03-24

Family

ID=11217486

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8005893A BR8005893A (pt) 1979-09-14 1980-09-15 Metodo aperfeicoado para revestimento com isolante extrudado reticulavel ou vulcanizavel, de condutores de fios e dispositivo para a realizacao do mesmo

Country Status (9)

Country Link
US (1) US4305900A (pt)
AR (1) AR221549A1 (pt)
AU (1) AU532493B2 (pt)
BR (1) BR8005893A (pt)
CA (1) CA1141917A (pt)
ES (1) ES495472A0 (pt)
GB (1) GB2059861B (pt)
IT (1) IT1162775B (pt)
NZ (1) NZ194615A (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4585407A (en) * 1983-10-03 1986-04-29 Pirelli Cable Corporation Guide for electric cable insulation extrusion head
CA1221519A (en) * 1985-03-08 1987-05-12 Northern Telecom Limited Insulating electrical conductor
FR2603891B1 (fr) * 1986-09-17 1990-12-14 Atochem Procede de fabrication de materiau composite a base de polyamide renforcee de fibres longues
AU2001290383B2 (en) * 2000-09-27 2005-08-11 Donald Graeme Chalmers Electrical cabling system for high voltage networks
US6776948B1 (en) * 2001-07-26 2004-08-17 Ultrafab, Inc. Method and apparatus for applying coatings of molten thermoplastic material over closed pore elastomer foam substrates
WO2007106390A2 (en) 2006-03-10 2007-09-20 Amesbury Group, Inc Apparatus and method for manufacturing reinforced weatherstrip, and such a weatherstrip
CN101494106B (zh) * 2009-02-20 2011-08-10 江苏中超电缆股份有限公司 中高压交联电缆生产线的不停机换模装置
US9245671B2 (en) * 2012-03-14 2016-01-26 Ut-Battelle, Llc Electrically isolated, high melting point, metal wire arrays and method of making same
US10329834B2 (en) 2015-02-13 2019-06-25 Amesbury Group, Inc. Low compression-force TPE weatherseals

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3172931A (en) * 1965-03-09 Method of making conduit utilizing helically preformed elements
US2213481A (en) * 1937-04-09 1940-09-03 Alder Jean Machine for the production of arcwelding electrodes
US2366528A (en) * 1942-03-09 1945-01-02 Smith Corp A O Extrusion centering wire guide
US2642898A (en) * 1948-09-30 1953-06-23 Roeblings John A Sons Co Control casing and manufacture thereof
US2989430A (en) * 1959-02-11 1961-06-20 Plastic Wire & Cable Corp Core wrapping apparatus
US3087007A (en) * 1960-02-04 1963-04-23 Gen Cable Corp Electric cable and method of manufacture
US3238280A (en) * 1962-07-02 1966-03-01 Gen Electric Porous coatings for electrical conductors and method of forming
US3239885A (en) * 1963-09-12 1966-03-15 Western Electric Co Removable guide for strand threading
US3332138A (en) * 1965-08-11 1967-07-25 Gen Cable Corp Method and apparatus for making precision sized tubing
US3692448A (en) * 1968-07-22 1972-09-19 Anaconda Wire & Cable Co Cable jacket extrusion apparatus and die with wire positioning means
GB1388306A (en) * 1972-06-19 1975-03-26 British Insulated Callenders Manufacture of insulated electric cables
US3856446A (en) * 1971-04-23 1974-12-24 Electric Hose Rubber Co Lead extrusion device with means for removing a die member without inactivating the material feed means
US3944459A (en) * 1974-12-04 1976-03-16 Dow Corning Corporation Method and apparatus for applying reinforced insulation to a conductor

Also Published As

Publication number Publication date
US4305900A (en) 1981-12-15
AU532493B2 (en) 1983-09-29
IT7925700A0 (it) 1979-09-14
AU6104080A (en) 1981-03-19
NZ194615A (en) 1983-12-16
CA1141917A (en) 1983-03-01
ES8106212A1 (es) 1981-07-01
AR221549A1 (es) 1981-02-13
IT1162775B (it) 1987-04-01
GB2059861B (en) 1984-03-14
GB2059861A (en) 1981-04-29
ES495472A0 (es) 1981-07-01

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Legal Events

Date Code Title Description
MK Patent expired

Effective date: 19950912