FR2089998A5 - - Google Patents

Info

Publication number
FR2089998A5
FR2089998A5 FR7114180A FR7114180A FR2089998A5 FR 2089998 A5 FR2089998 A5 FR 2089998A5 FR 7114180 A FR7114180 A FR 7114180A FR 7114180 A FR7114180 A FR 7114180A FR 2089998 A5 FR2089998 A5 FR 2089998A5
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7114180A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ISOLIERTECHNIK HORST GRA
Original Assignee
ISOLIERTECHNIK HORST GRA
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 ISOLIERTECHNIK HORST GRA filed Critical ISOLIERTECHNIK HORST GRA
Application granted granted Critical
Publication of FR2089998A5 publication Critical patent/FR2089998A5/fr
Expired legal-status Critical Current

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
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/02—Energy absorbers; Noise absorbers
    • A—HUMAN NECESSITIES
    • A22—BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
    • A22C—PROCESSING MEAT, POULTRY, OR FISH
    • A22C17/00—Other devices for processing meat or bones
    • A22C17/10—Marking meat or sausages
    • 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
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/02—Silencing apparatus characterised by method of silencing by using resonance
    • F01N1/04—Silencing apparatus characterised by method of silencing by using resonance having sound-absorbing materials in resonance chambers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/24—Heat or noise insulation
    • 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
    • F16L9/21—Rigid pipes made of sound-absorbing materials or with sound-absorbing structure
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Food Science & Technology (AREA)
  • Exhaust Silencers (AREA)
  • Building Environments (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Duct Arrangements (AREA)
FR7114180A 1970-04-22 1971-04-21 Expired FR2089998A5 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702019416 DE2019416B2 (de) 1970-04-22 1970-04-22 Schalldaempfer fuer stroemende gase

Publications (1)

Publication Number Publication Date
FR2089998A5 true FR2089998A5 (OSRAM) 1972-01-07

Family

ID=5768831

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7114180A Expired FR2089998A5 (OSRAM) 1970-04-22 1971-04-21

Country Status (8)

Country Link
US (1) US3726359A (OSRAM)
AT (1) AT322790B (OSRAM)
BE (1) BE766041A (OSRAM)
CH (1) CH536972A (OSRAM)
DE (1) DE2019416B2 (OSRAM)
FR (1) FR2089998A5 (OSRAM)
GB (1) GB1350683A (OSRAM)
NL (1) NL7105319A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2526860A1 (fr) * 1982-05-14 1983-11-18 Bahco Ventilation Ab Amortisseur de bruit

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3819009A (en) * 1973-02-01 1974-06-25 Gen Electric Duct wall acoustic treatment
US4050913A (en) * 1974-06-28 1977-09-27 Pall Corporation Vortex air cleaner assembly with acoustic attenuator
US3991848A (en) * 1974-08-16 1976-11-16 Frigitemp Acoustical board
GB8503243D0 (en) * 1985-02-08 1985-03-13 Colchester Woods Air duct silencer
US5728980A (en) * 1995-04-21 1998-03-17 Zarnick; Bernard Duct silencer
US5696361A (en) * 1995-11-13 1997-12-09 Chen; Chia-Hsien Multi-ducts sound eliminator for air pipe
SE9904504D0 (sv) * 1999-12-09 1999-12-09 Abb Ab Anordning och förfarande vid ljuddämpning
US6609590B2 (en) 2000-09-11 2003-08-26 Joseph Raymond Zelinski Exhaust system having angled baffle
BRPI0510741B1 (pt) * 2004-05-07 2016-03-15 Silenceair Internat Pty Ltd dispositivo de ventilação e estrutura modular
US7431127B2 (en) * 2004-09-21 2008-10-07 Durr Systems, Inc. Compact noise silencer for an air blower
RU2425989C2 (ru) * 2005-03-18 2011-08-10 Тьюмейн Энтерпрайзиз Лимитед Звукопоглощающее проточно-канальное устройство
ES2393108T3 (es) * 2005-04-11 2012-12-18 Carrier Corporation Silenciador de compresor
DE102008005987A1 (de) * 2008-01-24 2009-07-30 Robert Bosch Gmbh Rohr, insbesondere Hydraulikrohr sowie Herstellungsverfahren
FI122523B (fi) 2008-04-30 2012-03-15 Metso Paper Inc Matalien taajuksien äänenvaimennin, menetelmä matalien taajuuksien äänenvaimentimen valmistamiseksi ja järjestelmä matalien taajuuksien vaimentamiseksi esimerkiksi paperitehtaiden ilmastointikanavissa
GB2486714A (en) * 2010-12-23 2012-06-27 Levolux At Ltd Acoustic louvre having sound energy absorption element encased by a watertight element
US10309302B2 (en) * 2016-03-09 2019-06-04 Kohler Co. Noise suppression system
CN109404092A (zh) * 2017-08-17 2019-03-01 河南奔马股份有限公司 一种排气消声器及车辆
DE102019109128A1 (de) * 2019-04-08 2020-10-08 Homag Gmbh Vorrichtung und Verfahren zum Beschichten von Werkstücken
DE202019104064U1 (de) * 2019-07-23 2019-08-02 Frenger Systemen BV Heiz- und Kühltechnik GmbH Strahlflächenaufbau mit Absorptionskörper
CN111828677B (zh) * 2020-05-29 2022-08-23 武汉船用机械有限责任公司 管道的流速调节装置及输送管道
CN112049711A (zh) * 2020-09-30 2020-12-08 中原工学院 一种主动消声器
CN113654232B (zh) * 2021-09-03 2025-05-23 浙江立新众智声学科技有限公司 一种适用于暖通系统风口的消声结构
JP2025017272A (ja) * 2023-07-24 2025-02-05 キヤノン株式会社 ダクトユニット、及び画像形成装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1974665A (en) * 1932-06-20 1934-09-25 Gen Aviat Corp Fabricated structure
US2270825A (en) * 1939-12-12 1942-01-20 Johns Manville Sound-absorbing structure
US2966954A (en) * 1957-07-11 1961-01-03 Celotex Corp Acoustical correction element
LU36346A1 (OSRAM) * 1957-10-25
US3103987A (en) * 1960-08-31 1963-09-17 Koppers Co Inc Acoustical panel construction
FR1391884A (fr) * 1964-01-27 1965-03-12 Outelec Perfectionnements apportés aux dispositifs du genre des silencieux
US3507355A (en) * 1969-05-22 1970-04-21 Rohr Corp Multi-layer face material for sound absorptive duct lining material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2526860A1 (fr) * 1982-05-14 1983-11-18 Bahco Ventilation Ab Amortisseur de bruit

Also Published As

Publication number Publication date
CH536972A (de) 1973-05-15
US3726359A (en) 1973-04-10
GB1350683A (en) 1974-04-18
AT322790B (de) 1975-06-10
BE766041A (fr) 1971-10-21
NL7105319A (OSRAM) 1971-10-26
DE2019416A1 (de) 1971-11-18
DE2019416B2 (de) 1972-04-20

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse