NO307848B1 - Lyddemper for ventilasjonskanaler - Google Patents

Lyddemper for ventilasjonskanaler

Info

Publication number
NO307848B1
NO307848B1 NO985207A NO985207A NO307848B1 NO 307848 B1 NO307848 B1 NO 307848B1 NO 985207 A NO985207 A NO 985207A NO 985207 A NO985207 A NO 985207A NO 307848 B1 NO307848 B1 NO 307848B1
Authority
NO
Norway
Prior art keywords
muffler
ventilation ducts
ducts
ventilation
Prior art date
Application number
NO985207A
Other languages
English (en)
Norwegian (no)
Other versions
NO985207D0 (no
NO985207L (no
Inventor
Jonas Tiger
Original Assignee
Stifab Farex 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 Stifab Farex Ab filed Critical Stifab Farex Ab
Publication of NO985207D0 publication Critical patent/NO985207D0/no
Publication of NO985207L publication Critical patent/NO985207L/no
Publication of NO307848B1 publication Critical patent/NO307848B1/no

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
    • F16L55/033—Noise absorbers
    • F16L55/0331—Noise absorbers by inserting an elongated element in the pipe
    • 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)
  • Exhaust Silencers (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
NO985207A 1997-11-10 1998-11-06 Lyddemper for ventilasjonskanaler NO307848B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9704090A SE511628C2 (sv) 1997-11-10 1997-11-10 Ljuddämpare med bafflar för rektangulära ventilationskanaler

Publications (3)

Publication Number Publication Date
NO985207D0 NO985207D0 (no) 1998-11-06
NO985207L NO985207L (no) 1999-05-11
NO307848B1 true NO307848B1 (no) 2000-06-05

Family

ID=20408911

Family Applications (1)

Application Number Title Priority Date Filing Date
NO985207A NO307848B1 (no) 1997-11-10 1998-11-06 Lyddemper for ventilasjonskanaler

Country Status (3)

Country Link
EP (1) EP0916906A3 (de)
NO (1) NO307848B1 (de)
SE (1) SE511628C2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE525052C2 (sv) * 2002-02-28 2004-11-16 Vasab Vaegg & Akustik System A Ljuddämpare och baffel där varje baffel innefattar perforerad plåt i centrumplan och ljudabsorberande material med olika densiteter
KR200448763Y1 (ko) 2008-06-24 2010-05-18 주식회사 바이롬 건물의 공기 조화 덕트용 소음기
RU2623584C2 (ru) * 2015-08-26 2017-06-28 Олег Савельевич Кочетов Пластинчатый глушитель шума к канальным вентиляторам
RU2599214C1 (ru) * 2015-08-26 2016-10-10 Олег Савельевич Кочетов Пластинчатый глушитель шума с унифицированными пластинами
RU2627480C1 (ru) * 2016-03-29 2017-08-08 Олег Савельевич Кочетов Пластинчатый глушитель шума к канальным вентиляторам
RU2626281C1 (ru) * 2016-03-29 2017-07-25 Олег Савельевич Кочетов Пластинчатый глушитель шума с унифицированными пластинами
RU2666703C1 (ru) * 2017-10-06 2018-09-11 Олег Савельевич Кочетов Пластинчатый глушитель шума к канальным вентиляторам
JP7171484B2 (ja) * 2019-03-25 2022-11-15 三菱重工業株式会社 吸音装置及びガスタービン
RU208307U1 (ru) * 2021-08-02 2021-12-13 федеральное государственное бюджетное образовательное учреждение высшего образования "Национальный исследовательский университет "МЭИ" (ФГБОУ ВО "НИУ "МЭИ") Пластинчатый глушитель шума

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2513946C2 (de) * 1975-03-29 1981-11-26 Gebrüder Trox, GmbH, 4133 Neukirchen-Vluyn Kulissenschalldämpfer
SE450656B (sv) * 1982-05-14 1987-07-13 Bahco Ventilation Ab Ljuddempare for ventilationskanaler eller ventilationsapparater
DE3425450A1 (de) * 1983-09-22 1985-04-04 Rox Lufttechnische Gerätebau GmbH, 5000 Köln Geraeteschalldaempfer
DE3943078A1 (de) * 1989-12-27 1991-07-04 Westaflexwerk Gmbh & Co Kg Kulissenhalter fuer luft oder gase fuehrende kanaele
SE500451C2 (sv) * 1990-08-07 1994-06-27 Pm Luft Ljuddämpande enhet
EP0558472B1 (de) * 1990-11-21 1998-04-08 Sound Attenuators Limited Verbesserungen an schalldämpfern
FR2675936B1 (fr) * 1991-04-24 1993-08-20 Noisetec Sa Dispositif d'insonorisation, notamment pour systemes de ventilation.
DE9406628U1 (de) * 1994-04-20 1994-08-25 G + H Montage GmbH, 67059 Ludwigshafen Dämpferelement
CA2164370A1 (en) * 1995-12-04 1997-06-05 Donald L. Allen Reactive acoustic silencer
DE29618736U1 (de) * 1996-10-28 1997-01-09 dB-Tec Schallschutz GmbH, 70329 Stuttgart Absorptionsschalldämpfer

Also Published As

Publication number Publication date
EP0916906A3 (de) 1999-06-23
EP0916906A2 (de) 1999-05-19
SE9704090D0 (sv) 1997-11-10
SE511628C2 (sv) 1999-11-01
NO985207D0 (no) 1998-11-06
NO985207L (no) 1999-05-11
SE9704090L (sv) 1999-05-11

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Legal Events

Date Code Title Description
CB Opposition filed (par. 26,5 patents act)

Opponent name: LINDAB AB, S-269 82 BASTAD, SE

Effective date: 20010301

MM1K Lapsed by not paying the annual fees

Free format text: LAPSED IN MAY 2002