SE0200594L - Ljuddämpare innefattande i hölje placerade bafflar - Google Patents

Ljuddämpare innefattande i hölje placerade bafflar

Info

Publication number
SE0200594L
SE0200594L SE0200594A SE0200594A SE0200594L SE 0200594 L SE0200594 L SE 0200594L SE 0200594 A SE0200594 A SE 0200594A SE 0200594 A SE0200594 A SE 0200594A SE 0200594 L SE0200594 L SE 0200594L
Authority
SE
Sweden
Prior art keywords
baffles
silencers
sound
sound absorption
including casing
Prior art date
Application number
SE0200594A
Other languages
Unknown language ( )
English (en)
Other versions
SE0200594D0 (sv
SE525052C2 (sv
Inventor
Paul Nordin
Sven-Inge Blank
Original Assignee
Vasab Vaegg & Akustik System A
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 Vasab Vaegg & Akustik System A filed Critical Vasab Vaegg & Akustik System A
Priority to SE0200594A priority Critical patent/SE525052C2/sv
Publication of SE0200594D0 publication Critical patent/SE0200594D0/sv
Priority to PCT/SE2003/000305 priority patent/WO2003073015A1/en
Priority to AU2003212730A priority patent/AU2003212730A1/en
Publication of SE0200594L publication Critical patent/SE0200594L/sv
Publication of SE525052C2 publication Critical patent/SE525052C2/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
    • 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
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/02—Energy absorbers; Noise absorbers
    • F16L55/027—Throttle passages
    • 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
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/02—Energy absorbers; Noise absorbers
    • F16L55/033—Noise absorbers
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Duct Arrangements (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
SE0200594A 2002-02-28 2002-02-28 Ljuddämpare och baffel där varje baffel innefattar perforerad plåt i centrumplan och ljudabsorberande material med olika densiteter SE525052C2 (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE0200594A SE525052C2 (sv) 2002-02-28 2002-02-28 Ljuddämpare och baffel där varje baffel innefattar perforerad plåt i centrumplan och ljudabsorberande material med olika densiteter
PCT/SE2003/000305 WO2003073015A1 (en) 2002-02-28 2003-02-25 Sound absorber consisting of different materials with different density
AU2003212730A AU2003212730A1 (en) 2002-02-28 2003-02-25 Sound absorber consisting of different materials with different density

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0200594A SE525052C2 (sv) 2002-02-28 2002-02-28 Ljuddämpare och baffel där varje baffel innefattar perforerad plåt i centrumplan och ljudabsorberande material med olika densiteter

Publications (3)

Publication Number Publication Date
SE0200594D0 SE0200594D0 (sv) 2002-02-28
SE0200594L true SE0200594L (sv) 2003-08-29
SE525052C2 SE525052C2 (sv) 2004-11-16

Family

ID=20287106

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0200594A SE525052C2 (sv) 2002-02-28 2002-02-28 Ljuddämpare och baffel där varje baffel innefattar perforerad plåt i centrumplan och ljudabsorberande material med olika densiteter

Country Status (3)

Country Link
AU (1) AU2003212730A1 (sv)
SE (1) SE525052C2 (sv)
WO (1) WO2003073015A1 (sv)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE0403186L (sv) * 2004-12-29 2006-06-30 Flaekt Woods Ab Baffelljuddämpare
ITUA20164322A1 (it) * 2016-06-13 2017-12-13 Sts Isolamenti S R L Condotto di ventilazione silenziato
DE202018101452U1 (de) 2018-03-15 2018-04-03 Krantz Gmbh Schallabsorbereinrichtung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB721860A (en) * 1952-11-11 1955-01-12 Bolt Beranek & Newman Improvements in sound-absorbers for use in fluid media
US3018840A (en) * 1959-08-28 1962-01-30 American Mach & Foundry Acoustic duct and panel construction therefor
US4068736A (en) * 1975-04-14 1978-01-17 Tempmaster Corporation Method and device for reducing noise
CA2093534C (en) * 1993-04-05 1998-08-18 Muammer Yazici Air handling structure for fan inlet and outlet
SE511627C2 (sv) * 1997-11-03 1999-11-01 Stifab Farex Ab Baffel för ljuddämpere för rektangulära ventilationskanaler
SE511628C2 (sv) * 1997-11-10 1999-11-01 Stifab Farex Ab Ljuddämpare med bafflar för rektangulära ventilationskanaler

Also Published As

Publication number Publication date
SE0200594D0 (sv) 2002-02-28
WO2003073015A1 (en) 2003-09-04
SE525052C2 (sv) 2004-11-16
AU2003212730A1 (en) 2003-09-09

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Legal Events

Date Code Title Description
NUG Patent has lapsed