BE903326A - Conduit - Google Patents

Conduit

Info

Publication number
BE903326A
BE903326A BE0/215643A BE215643A BE903326A BE 903326 A BE903326 A BE 903326A BE 0/215643 A BE0/215643 A BE 0/215643A BE 215643 A BE215643 A BE 215643A BE 903326 A BE903326 A BE 903326A
Authority
BE
Belgium
Prior art keywords
coil
strip
conduit
smooth
internal surface
Prior art date
Application number
BE0/215643A
Other languages
English (en)
French (fr)
Inventor
B A Godley
Original Assignee
Smiths Industries Plc
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 Smiths Industries Plc filed Critical Smiths Industries Plc
Publication of BE903326A publication Critical patent/BE903326A/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L11/00—Hoses, i.e. flexible pipes
    • F16L11/14—Hoses, i.e. flexible pipes made of rigid material, e.g. metal or hard plastics
    • F16L11/16—Hoses, i.e. flexible pipes made of rigid material, e.g. metal or hard plastics wound from profiled strips or bands
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
    • B21C37/12—Making tubes or metal hoses with helically arranged seams
    • B21C37/123—Making tubes or metal hoses with helically arranged seams of coated strip material; Making multi-wall tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
    • B21C37/12—Making tubes or metal hoses with helically arranged seams
    • B21C37/124—Making tubes or metal hoses with helically arranged seams the tubes having a special shape, e.g. with corrugated wall, flexible tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Duct Arrangements (AREA)
BE0/215643A 1984-09-27 1985-09-26 Conduit BE903326A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848424429A GB8424429D0 (en) 1984-09-27 1984-09-27 Ducting

Publications (1)

Publication Number Publication Date
BE903326A true BE903326A (fr) 1986-01-16

Family

ID=10567352

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/215643A BE903326A (fr) 1984-09-27 1985-09-26 Conduit

Country Status (5)

Country Link
BE (1) BE903326A (OSRAM)
DE (1) DE3534237A1 (OSRAM)
FR (1) FR2570624B1 (OSRAM)
GB (2) GB8424429D0 (OSRAM)
NL (1) NL8502628A (OSRAM)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB940888A (en) * 1961-01-26 1963-11-06 Rheinmetall Gmbh Method of manufacturing threaded spindles
FR1282312A (fr) * 1961-01-27 1962-01-19 Rheinmetall Gmbh Procédé de fabrication de tiges filetées, notamment de vis de manoeuvre
US3857159A (en) * 1973-09-27 1974-12-31 Pacific Roller Die Co Inc Pipe forming method
US3926222A (en) * 1973-12-18 1975-12-16 Hancock Brick & Tile Co Corrugated tubing with integral coupling means thereon
DE2645946C2 (de) * 1976-10-12 1982-08-19 Witzenmann GmbH, Metallschlauch-Fabrik Pforzheim, 7530 Pforzheim Mehrlagiges Wellrohr für Abgasleitungen von Brennkraftmaschinen
EP0023242B1 (en) * 1977-10-18 1983-09-07 Rib Loc Hong Kong Limited Profiled strips and method of forming tubular articles with these strips

Also Published As

Publication number Publication date
GB8424429D0 (en) 1984-10-31
GB2164876A (en) 1986-04-03
DE3534237A1 (de) 1986-04-03
GB8523793D0 (en) 1985-10-30
FR2570624A1 (fr) 1986-03-28
FR2570624B1 (fr) 1994-02-04
DE3534237C2 (OSRAM) 1993-05-27
NL8502628A (nl) 1986-04-16
GB2164876B (en) 1987-07-08

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: *NORDISKA SKORSTENSPRODUKTER AB

Effective date: 20050926

RE20 Patent expired

Owner name: *NORDISKA SKORSTENSPRODUKTER AB

Effective date: 20050926