NO312181B1 - Dobbelvegget struktur og fremgangsmåte og arrangement for fremstilling av samme - Google Patents

Dobbelvegget struktur og fremgangsmåte og arrangement for fremstilling av samme Download PDF

Info

Publication number
NO312181B1
NO312181B1 NO19993464A NO993464A NO312181B1 NO 312181 B1 NO312181 B1 NO 312181B1 NO 19993464 A NO19993464 A NO 19993464A NO 993464 A NO993464 A NO 993464A NO 312181 B1 NO312181 B1 NO 312181B1
Authority
NO
Norway
Prior art keywords
strip
tube
pipe
inner tube
screw
Prior art date
Application number
NO19993464A
Other languages
English (en)
Norwegian (no)
Other versions
NO993464D0 (no
NO993464L (no
Inventor
Kent Hultberg
Teuvo Ranta
Original Assignee
Lindab 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
Priority claimed from SE9700253A external-priority patent/SE509194C2/sv
Priority claimed from US08/788,246 external-priority patent/US5801342A/en
Application filed by Lindab Ab filed Critical Lindab Ab
Publication of NO993464D0 publication Critical patent/NO993464D0/no
Publication of NO993464L publication Critical patent/NO993464L/no
Publication of NO312181B1 publication Critical patent/NO312181B1/no

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F01N13/1838—Construction facilitating manufacture, assembly, or disassembly characterised by the type of connection between parts of exhaust or silencing apparatus, e.g. between housing and tubes, between tubes and baffles
    • F01N13/1844—Mechanical joints
    • F01N13/185—Mechanical joints the connection being realised by deforming housing, tube, baffle, plate, or parts thereof
    • 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
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/156—Making tubes with wall irregularities
    • B21C37/157—Perforations
    • 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
    • F16L59/00—Thermal insulation in general
    • F16L59/14—Arrangements for the insulation of pipes or pipe systems
    • F16L59/143—Pre-insulated pipes
    • 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
    • F16L9/00—Rigid pipes
    • F16L9/16—Rigid pipes wound from sheets or strips, with or without reinforcement
    • F16L9/165—Rigid pipes wound from sheets or strips, with or without reinforcement of metal
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02—Ducting arrangements
    • F24F13/0245—Manufacturing or assembly of air ducts; Methods therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02—Ducting arrangements
    • F24F13/0263—Insulation for air ducts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02—Ducting arrangements
    • F24F13/0281—Multilayer duct
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24—Means for preventing or suppressing noise

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Manufacturing & Machinery (AREA)
  • Exhaust Silencers (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Pipe Accessories (AREA)
  • Making Paper Articles (AREA)
  • Drying Of Gases (AREA)
NO19993464A 1997-01-27 1999-07-14 Dobbelvegget struktur og fremgangsmåte og arrangement for fremstilling av samme NO312181B1 (no)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9700253A SE509194C2 (sv) 1997-01-27 1997-01-27 Dubbelväggig konstruktion samt sätt och anordning för framställning av denna
US08/788,246 US5801342A (en) 1997-01-27 1997-01-27 Double-walled structure and method and arrangement for producing the same
PCT/SE1998/000103 WO1998032551A1 (en) 1997-01-27 1998-01-26 Double-walled structure and method and arrangement for producing the same

Publications (3)

Publication Number Publication Date
NO993464D0 NO993464D0 (no) 1999-07-14
NO993464L NO993464L (no) 1999-07-14
NO312181B1 true NO312181B1 (no) 2002-04-08

Family

ID=26662854

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19993464A NO312181B1 (no) 1997-01-27 1999-07-14 Dobbelvegget struktur og fremgangsmåte og arrangement for fremstilling av samme

Country Status (10)

Country Link
EP (1) EP1015146B1 (cs)
AU (1) AU5788498A (cs)
CA (1) CA2277204A1 (cs)
CZ (1) CZ300247B6 (cs)
DE (1) DE69820651T2 (cs)
DK (1) DK1015146T3 (cs)
HU (1) HU223181B1 (cs)
NO (1) NO312181B1 (cs)
PL (1) PL186145B1 (cs)
WO (1) WO1998032551A1 (cs)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI6728U1 (fi) * 2004-03-24 2005-06-30 Uponor Innovation Ab Ilmanvaihtokanavan äänenvaimennin
DE102014117604B4 (de) * 2014-12-01 2017-07-06 Brugg Rohr Ag Holding Verfahren zur Herstellung von mit einer Biegung versehenen, doppelwandigen Leitungsrohren sowie eine Vorrichtung zur Durchführung des Verfahrens
CN109719156B (zh) * 2019-03-06 2020-09-25 马鞍山欧格萨斯机械科技有限公司 一种高效钢带管生产方法
CN112916646A (zh) * 2019-12-06 2021-06-08 天津市腾丰钢管有限公司 一种耐腐蚀无缝钢管加工工艺
EP3974740A1 (en) * 2020-09-29 2022-03-30 GD Midea Air-Conditioning Equipment Co., Ltd. Fresh air pipe, fresh air module and air conditioner

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1574480A (en) * 1977-12-14 1980-09-10 Eurovib Acoustic Products Sound absorbing device
US4160312A (en) * 1978-01-05 1979-07-10 James Nyssen Method and apparatus for making multi-layer spiral pipe
JPS57154314A (en) * 1981-03-20 1982-09-24 Kubota Ltd Production for spiral tube
JPS5858928A (ja) * 1981-10-02 1983-04-07 Kawasaki Heavy Ind Ltd 二重管及びその製造方法
GB9221093D0 (en) * 1992-10-07 1992-11-18 Protol Ag Improvements in and relating to machines for forming helically wound lock-seam tubing having multiple wall thickness

Also Published As

Publication number Publication date
EP1015146A1 (en) 2000-07-05
HUP0000837A3 (en) 2001-10-29
HU223181B1 (hu) 2004-03-29
WO1998032551A1 (en) 1998-07-30
DE69820651D1 (de) 2004-01-29
NO993464D0 (no) 1999-07-14
DE69820651T2 (de) 2004-10-14
NO993464L (no) 1999-07-14
CZ248899A3 (cs) 2000-07-12
HUP0000837A2 (hu) 2000-08-28
PL186145B1 (pl) 2003-10-31
EP1015146B1 (en) 2003-12-17
DK1015146T3 (da) 2004-02-02
AU5788498A (en) 1998-08-18
PL335032A1 (en) 2000-03-27
CA2277204A1 (en) 1998-07-30
CZ300247B6 (cs) 2009-04-01

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