FR2269781B1 - - Google Patents

Info

Publication number
FR2269781B1
FR2269781B1 FR7415189A FR7415189A FR2269781B1 FR 2269781 B1 FR2269781 B1 FR 2269781B1 FR 7415189 A FR7415189 A FR 7415189A FR 7415189 A FR7415189 A FR 7415189A FR 2269781 B1 FR2269781 B1 FR 2269781B1
Authority
FR
France
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
FR7415189A
Other languages
French (fr)
Other versions
FR2269781A1 (it
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.)
Lignes Telegraphiques et Telephoniques LTT SA
Original Assignee
Lignes Telegraphiques et Telephoniques LTT SA
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 Lignes Telegraphiques et Telephoniques LTT SA filed Critical Lignes Telegraphiques et Telephoniques LTT SA
Priority to FR7415189A priority Critical patent/FR2269781B1/fr
Priority to IT6801775A priority patent/IT1032706B/it
Priority to GB1662975A priority patent/GB1505125A/en
Priority to BE155837A priority patent/BE828455A/xx
Priority to DE19752519462 priority patent/DE2519462C3/de
Publication of FR2269781A1 publication Critical patent/FR2269781A1/fr
Application granted granted Critical
Publication of FR2269781B1 publication Critical patent/FR2269781B1/fr
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
    • H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
    • H01B13/26—Sheathing; Armouring; Screening; Applying other protective layers by winding, braiding or longitudinal lapping
    • H01B13/2613—Sheathing; Armouring; Screening; Applying other protective layers by winding, braiding or longitudinal lapping by longitudinal lapping
    • H01B13/2686—Pretreatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/10—Making tubes with riveted seams or with non-welded and non-soldered seams
    • B21C37/104—Making tubes with riveted seams or with non-welded and non-soldered seams the tubes having a special shape, e.g. polygonal tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D17/00—Forming single grooves in sheet metal or tubular or hollow articles
    • B21D17/04—Forming single grooves in sheet metal or tubular or hollow articles by rolling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Of Electric Cables (AREA)
  • Insulated Conductors (AREA)
FR7415189A 1974-05-02 1974-05-02 Expired FR2269781B1 (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7415189A FR2269781B1 (it) 1974-05-02 1974-05-02
IT6801775A IT1032706B (it) 1974-05-02 1975-04-21 Procedimento per la realizzazione di involucri di cavi particolarmente per tel comunicazioni
GB1662975A GB1505125A (en) 1974-05-02 1975-04-22 Manufacture of cable envelopes from metal strip
BE155837A BE828455A (fr) 1974-05-02 1975-04-25 Procede de realisation d'enveloppe de cable a partir de ruban metallique
DE19752519462 DE2519462C3 (de) 1974-05-02 1975-05-02 Metallmantel für ein elektrisches Kabel und Verfahren zu seiner Herstellung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7415189A FR2269781B1 (it) 1974-05-02 1974-05-02

Publications (2)

Publication Number Publication Date
FR2269781A1 FR2269781A1 (it) 1975-11-28
FR2269781B1 true FR2269781B1 (it) 1976-12-17

Family

ID=9138371

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7415189A Expired FR2269781B1 (it) 1974-05-02 1974-05-02

Country Status (4)

Country Link
BE (1) BE828455A (it)
FR (1) FR2269781B1 (it)
GB (1) GB1505125A (it)
IT (1) IT1032706B (it)

Also Published As

Publication number Publication date
BE828455A (fr) 1975-08-18
FR2269781A1 (it) 1975-11-28
IT1032706B (it) 1979-06-20
DE2519462A1 (de) 1975-11-06
DE2519462B2 (de) 1977-02-03
GB1505125A (en) 1978-03-22

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Legal Events

Date Code Title Description
ST Notification of lapse