SE521395C2 - Dubbelväggig konstruktion i ett ventilationskanalsystem samt användning av ett tunnplåtsband - Google Patents

Dubbelväggig konstruktion i ett ventilationskanalsystem samt användning av ett tunnplåtsband

Info

Publication number
SE521395C2
SE521395C2 SE9802490A SE9802490A SE521395C2 SE 521395 C2 SE521395 C2 SE 521395C2 SE 9802490 A SE9802490 A SE 9802490A SE 9802490 A SE9802490 A SE 9802490A SE 521395 C2 SE521395 C2 SE 521395C2
Authority
SE
Sweden
Prior art keywords
tube
construction according
inner tube
double
sheet metal
Prior art date
Application number
SE9802490A
Other languages
English (en)
Swedish (sv)
Other versions
SE9802490D0 (sv
SE9802490L (sv
Inventor
Kent Hultberg
Teuvo Ranta
Hans Larsson
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
Application filed by Lindab Ab filed Critical Lindab Ab
Priority to SE9802490A priority Critical patent/SE521395C2/sv
Publication of SE9802490D0 publication Critical patent/SE9802490D0/xx
Priority to AT99933427T priority patent/ATE266803T1/de
Priority to HU0103813A priority patent/HUP0103813A3/hu
Priority to PCT/SE1999/001203 priority patent/WO2000003129A1/en
Priority to DE69917275T priority patent/DE69917275T2/de
Priority to DK99933427T priority patent/DK1097296T3/da
Priority to AU49485/99A priority patent/AU4948599A/en
Priority to EP99933427A priority patent/EP1097296B1/de
Publication of SE9802490L publication Critical patent/SE9802490L/xx
Publication of SE521395C2 publication Critical patent/SE521395C2/sv

Links

Classifications

    • 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
    • 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
    • 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
    • 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
    • F24F13/0209—Ducting arrangements characterised by their connecting means, e.g. flanges
    • 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
    • F24F13/0281—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)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Pipe Accessories (AREA)
  • Exhaust Silencers (AREA)
  • Duct Arrangements (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
SE9802490A 1998-07-10 1998-07-10 Dubbelväggig konstruktion i ett ventilationskanalsystem samt användning av ett tunnplåtsband SE521395C2 (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
SE9802490A SE521395C2 (sv) 1998-07-10 1998-07-10 Dubbelväggig konstruktion i ett ventilationskanalsystem samt användning av ett tunnplåtsband
AT99933427T ATE266803T1 (de) 1998-07-10 1999-07-02 Doppelwandstruktur in einem luftzufuhrsystem
HU0103813A HUP0103813A3 (en) 1998-07-10 1999-07-02 Double-walled structure for a ventilation duct system
PCT/SE1999/001203 WO2000003129A1 (en) 1998-07-10 1999-07-02 Double-walled structure in a ventilation duct system
DE69917275T DE69917275T2 (de) 1998-07-10 1999-07-02 Doppelwandstruktur in einem luftzufuhrsystem
DK99933427T DK1097296T3 (da) 1998-07-10 1999-07-02 Dobbeltvægget konstruktion i et ventilationskanalsystem
AU49485/99A AU4948599A (en) 1998-07-10 1999-07-02 Double-walled structure in a ventilation duct system
EP99933427A EP1097296B1 (de) 1998-07-10 1999-07-02 Doppelwandstruktur in einem luftzufuhrsystem

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9802490A SE521395C2 (sv) 1998-07-10 1998-07-10 Dubbelväggig konstruktion i ett ventilationskanalsystem samt användning av ett tunnplåtsband

Publications (3)

Publication Number Publication Date
SE9802490D0 SE9802490D0 (sv) 1998-07-10
SE9802490L SE9802490L (sv) 2000-01-11
SE521395C2 true SE521395C2 (sv) 2003-10-28

Family

ID=20412043

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9802490A SE521395C2 (sv) 1998-07-10 1998-07-10 Dubbelväggig konstruktion i ett ventilationskanalsystem samt användning av ett tunnplåtsband

Country Status (8)

Country Link
EP (1) EP1097296B1 (de)
AT (1) ATE266803T1 (de)
AU (1) AU4948599A (de)
DE (1) DE69917275T2 (de)
DK (1) DK1097296T3 (de)
HU (1) HUP0103813A3 (de)
SE (1) SE521395C2 (de)
WO (1) WO2000003129A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0004094D0 (en) * 2000-02-22 2000-04-12 Gladden Robert A Ventilation system
CN103934305B (zh) * 2014-04-10 2015-09-30 哈尔滨工程大学 混合液压式钢板卷曲机构
DE102023109054A1 (de) * 2023-04-11 2024-10-17 Witzenmann Gmbh Lüftungskanalelement, Lüftungskanal und Verfahren zum Herstellen eines Lüftungskanalelements

Family Cites Families (7)

* 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
SE450656B (sv) * 1982-05-14 1987-07-13 Bahco Ventilation Ab Ljuddempare for ventilationskanaler eller ventilationsapparater
JPH01211608A (ja) * 1988-02-19 1989-08-24 Nippon Steel Chem Co Ltd 耐熱吸音材
GB8903778D0 (en) * 1989-02-20 1989-04-05 Wiggins Teape Group Ltd Process for moulding articles of fibre reinforced plastics material
US4924684A (en) * 1989-02-23 1990-05-15 Spiro America Inc. Apparatus for forming and cutting spiral pipe
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
AU4948599A (en) 2000-02-01
HUP0103813A3 (en) 2002-04-29
EP1097296B1 (de) 2004-05-12
DE69917275T2 (de) 2005-05-25
HUP0103813A2 (hu) 2002-03-28
EP1097296A1 (de) 2001-05-09
SE9802490D0 (sv) 1998-07-10
ATE266803T1 (de) 2004-05-15
DE69917275D1 (de) 2004-06-17
WO2000003129A1 (en) 2000-01-20
SE9802490L (sv) 2000-01-11
DK1097296T3 (da) 2004-08-09

Similar Documents

Publication Publication Date Title
DE69920428T2 (de) Ansaugleitung
US5924456A (en) Tubular section member, in particular for use as a fluid flow duct
EP0816649B1 (de) Absorptions-/Reflexions-Schalldämpfer
SE461417B (sv) Ljuddaempande avgasledning
SE521395C2 (sv) Dubbelväggig konstruktion i ett ventilationskanalsystem samt användning av ett tunnplåtsband
EP1403506A2 (de) Schalldämpfer zur Verringerung von Luftgeräuschen und Verfahren zur Herstellung desselben
EP1507071B1 (de) Abgasschalldämpfer
EP1015146B1 (de) Doppelwandige struktur und verfahren und vorrichtung zu ihrer herstellung
US12134982B2 (en) Strip-form acoustic material having an integrated flange, and internal wall of an aircraft air intake made with this material
KR100800850B1 (ko) 커버 부재 및 그 제조 방법
GB1574480A (en) Sound absorbing device
SE509194C3 (sv) Dubbelvaeggig konstruktion samt saett och anordning foer framstaellning av denna
US6386316B1 (en) Device for controlling the porosity of a helical, flexible, sound-absorbing air-conducting tube
DE112020005026B4 (de) Schalldämpfer
JP2010275916A (ja) 吸気ダクト
JPS58119913A (ja) 送風機等の消音器用消音体
JP3683427B2 (ja) 防音材
GB2065596A (en) Improvements in or relating to rigid inserts for silencers
DE10337110A1 (de) Abgasschalldämpfer
FI59208C (fi) Foerfarande och anordning foer framstaellning av plaotroer som behoevs vid roerisolering
GB2413362A (en) Exhaust system insert
NL8501967A (nl) Geluiddemper met een binnenbuis en een buitenbuis, alsmede werkwijze voor het vervaardigen van een dergelijke buis daarvoor.
JP2021008827A (ja) 内燃機関の吸気ダクト
JPS6021135A (ja) 多層管の連続製造方法
JPS6252125B2 (de)

Legal Events

Date Code Title Description
NUG Patent has lapsed