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SE8006745L - Ljuddempande ventilationsgaller - Google Patents

Ljuddempande ventilationsgaller

Info

Publication number
SE8006745L
SE8006745L SE8006745A SE8006745A SE8006745L SE 8006745 L SE8006745 L SE 8006745L SE 8006745 A SE8006745 A SE 8006745A SE 8006745 A SE8006745 A SE 8006745A SE 8006745 L SE8006745 L SE 8006745L
Authority
SE
Sweden
Prior art keywords
louver
sound
slat
noise
hollow portion
Prior art date
Application number
SE8006745A
Other languages
English (en)
Inventor
G Ruspa
L Franco
Original Assignee
Fiat Ricerche
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 Fiat Ricerche filed Critical Fiat Ricerche
Publication of SE8006745L publication Critical patent/SE8006745L/sv

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/172—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using resonance effects
    • 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
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • 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
    • 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
    • F24F2013/242—Sound-absorbing material
    • 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
    • F24F2013/245—Means for preventing or suppressing noise using resonance
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S454/00—Ventilation
    • Y10S454/906—Noise inhibiting means

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Ventilation (AREA)
  • Air-Flow Control Members (AREA)
SE8006745A 1979-10-05 1980-09-26 Ljuddempande ventilationsgaller SE8006745L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT68932/79A IT1118938B (it) 1979-10-05 1979-10-05 Persiana di ventilazione comprendente una pluralita di lamelle profilate

Publications (1)

Publication Number Publication Date
SE8006745L true SE8006745L (sv) 1981-04-06

Family

ID=11310955

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8006745A SE8006745L (sv) 1979-10-05 1980-09-26 Ljuddempande ventilationsgaller

Country Status (10)

Country Link
US (1) US4330047A (sv)
JP (1) JPS5659986A (sv)
DE (1) DE3036633C2 (sv)
ES (1) ES253039Y (sv)
FR (1) FR2466824A1 (sv)
GB (1) GB2065292B (sv)
IT (1) IT1118938B (sv)
NL (1) NL8005503A (sv)
SE (1) SE8006745L (sv)
SU (1) SU1069637A3 (sv)

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JPS6041741U (ja) * 1983-08-31 1985-03-25 ヤマハ株式会社 換気装置
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FI90140C (sv) * 1988-08-30 1993-12-27 Halton Oy Ventilationsventil
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US5861585A (en) * 1997-09-30 1999-01-19 Aiolos Engineering Corporation Aeracoustic wind tunnel turning vanes
US6023938A (en) * 1998-09-15 2000-02-15 Carrier Corporation Refrigeration or air conditioning unit with noise reducing grille
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US6309176B1 (en) 1999-11-12 2001-10-30 Siemens Automotive Inc. Noise attenuating sound resonator for automotive cooling module shroud
ES2376335T3 (es) * 2004-05-07 2012-03-13 Silenceair International Pty Limited Dispositivo de ventilación y sistema de bastidor.
US8033479B2 (en) 2004-10-06 2011-10-11 Lawrence Kates Electronically-controlled register vent for zone heating and cooling
FR2879797B1 (fr) * 2004-12-20 2007-09-21 Valeo Climatisation Sa Dispositif d'attenuation acoustique d'une installation de traitement d'un flux d'air, agence en grille a aubes
EP1831041A1 (fr) * 2004-12-21 2007-09-12 Renault Trucks Dispositif d'obturation partielle de l'extremite d'une conduite de soufflage d'air chaud
US20060185931A1 (en) * 2005-02-04 2006-08-24 Kawar Maher S Acoustic noise reduction apparatus for personal computers and electronics
EP1732062B1 (de) * 2005-06-07 2013-08-14 Alstom Technology Ltd Schalldämpfer
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DE102006007816C5 (de) * 2006-02-17 2010-07-15 Fennel Gmbh & Co. Kg Profilelement, insbesondere Jalousieprofilelement für Möbel
DE202006005673U1 (de) * 2006-04-05 2006-06-08 Pfannenberg Gmbh Abdeckvorrichtung für den vorderen Bereich einer Luftdurchtrittseinrichtung sowie Luftdurchtrittseinrichtung
JP2008025233A (ja) * 2006-07-21 2008-02-07 Mk Seiko Co Ltd 消音装置
US20080070494A1 (en) * 2006-09-20 2008-03-20 Bay Cities Tin Shop (D.B.A. Bay Cities Metal Products) Dormer roof ventilator and method thereof
US20080099274A1 (en) * 2006-10-31 2008-05-01 Robert Vaughan Seel Sound Attenuation Enclosure
FR2911671B1 (fr) * 2007-01-19 2010-06-18 Sarl Mvn Dispositif d'assistance mecanique pour l'evacuation de flux gazeux plus particulierement destine a un ensemble habitable
FI122523B (sv) * 2008-04-30 2012-03-15 Metso Paper Inc Lågfrekvensljuddämpare, förfarande för framställande av lågfrekvensljuddämpare och system för dämpande av låga frekvenser till exempel i pappersfabrikers ventilationskanaler
US20090272037A1 (en) * 2008-05-01 2009-11-05 Vent-Alarm Corporation Jalousie window with insulating louvers
KR20100010203A (ko) * 2008-07-22 2010-02-01 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 건설장비용 노이즈 싸일런서
JP4823288B2 (ja) * 2008-09-30 2011-11-24 株式会社日立製作所 電子機器の消音装置
US20100112929A1 (en) * 2008-11-03 2010-05-06 Airex Inc. Recessed fan inlet cover
BE1018852A5 (nl) * 2009-08-07 2011-10-04 Renson Paul Akoestische lamelleninrichting.
DK177109B1 (en) * 2011-03-10 2011-10-03 Venetian Solar Aps Window code unit for mounting externally on a building
GB2491599A (en) * 2011-06-07 2012-12-12 Levolux At Ltd Acoustic damping louvre suitable for direct mounting to the exterior of a building
DE102012208621A1 (de) * 2012-05-23 2013-12-12 BSH Bosch und Siemens Hausgeräte GmbH Abdeckgitter für eine Ein- oder Austrittsöffnung eines von einem gasförmigen Medium durchströmten Kanals
RU2511572C9 (ru) * 2012-08-07 2018-07-17 Общество с ограниченной ответственностью "Волжский инжиниринговый центр" Модуль теплозащиты
US9208676B2 (en) 2013-03-14 2015-12-08 Google Inc. Devices, methods, and associated information processing for security in a smart-sensored home
DE202013105639U1 (de) * 2013-12-11 2014-01-15 Dr. Schneider Kunststoffwerke Gmbh Schallabsorbierendes Element für einen Luftausströmer
EP2910732A1 (en) * 2014-02-24 2015-08-26 Sandvik Intellectual Property AB Mining machine filtration unit with minimised sound emission
JP6361221B2 (ja) * 2014-03-27 2018-07-25 株式会社デンソー 空気吹出装置
GB2528950A (en) * 2014-08-06 2016-02-10 Aaf Ltd Sound suppression apparatus
SE541181C2 (sv) * 2014-09-15 2019-04-23 Casamja Ab Ljuddämpningsanordning för genomgående öppning i fönsterkarm eller annan skiljeyta
US9580178B2 (en) * 2015-05-01 2017-02-28 The Boeing Company Methods and apparatuses for integrated noise control and flow control in an aircraft environmental control system
KR101906844B1 (ko) * 2015-07-24 2018-10-11 코닌클리케 필립스 엔.브이. 모발 관리 장치
US10540953B2 (en) * 2016-01-29 2020-01-21 Ricoh Company, Ltd. Sound absorber, electronic device with sound absorbing device, and image forming apparatus with sound absorber
JP2017138580A (ja) * 2016-01-29 2017-08-10 株式会社リコー 吸音装置、電子機器及び画像形成装置
US10260772B2 (en) * 2016-02-24 2019-04-16 VAW Systems Ltd. Duct mounted sound attenuating baffle with an internally suspended mass layer
US20170276397A1 (en) * 2016-03-24 2017-09-28 VAW Systems Ltd. Sound Attenuating Baffle Including a Non-Eroding Liner Sheet
USD801512S1 (en) * 2016-09-22 2017-10-31 Julian Hall Door panel
JP7042579B2 (ja) * 2016-09-27 2022-03-28 清水建設株式会社 遮音ルーバー
CN106401882A (zh) * 2016-11-17 2017-02-15 上海闰铭精密技术有限公司 一种风能发电机组设备排气消音过滤器
JP2018124020A (ja) * 2017-02-02 2018-08-09 清水建設株式会社 換気用開口部
GB2568055B (en) * 2017-11-02 2023-02-01 Brush Elec Machines Air outlet sound absorber for a rotating electrical machine
US11604007B2 (en) * 2018-12-19 2023-03-14 VAW Systems Ltd. Trailing member to reduce pressure drop across a duct mounted sound attenuating baffle
US11204204B2 (en) * 2019-03-08 2021-12-21 Toyota Motor Engineering & Manufacturing North America, Inc. Acoustic absorber with integrated heat sink
US12305879B2 (en) 2019-07-02 2025-05-20 Carrier Corporation Cambered louvers
US12125464B2 (en) * 2019-09-03 2024-10-22 3M Innovative Properties Company Assembly including acoustic baffles
US11619419B1 (en) 2020-01-24 2023-04-04 Johnson Heater Corp. Ductless air distribution system
US12379112B1 (en) 2020-01-24 2025-08-05 Johnson Heater Corp. Ductless air distribution system
IT202000017047A1 (it) * 2020-07-14 2022-01-14 Phononic Vibes S R L Pannello riduttore sonoro per un apparato a ventilatore assiale
CN113028075A (zh) * 2021-03-02 2021-06-25 哈尔滨城林科技股份有限公司 一种机械式自复位通风隔声挡板阀
DE102021113240A1 (de) * 2021-05-21 2022-11-24 Naber Holding Gmbh & Co. Kg Schalldämpfer zum Montieren in einem Luftkanal

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FR959959A (sv) * 1950-04-07
US2299112A (en) * 1939-10-30 1942-10-20 Robert C Brown Jr Acoustic filter
DE1084891B (de) * 1956-05-05 1960-07-07 Ernst E Goerth Entlueftungsvorrichtung mit im Querschnitt S-foermigen Lamellen
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GB1329862A (en) * 1970-09-22 1973-09-12 Sound Attenuators Ltd Acoustic attenuator
GB1344268A (en) * 1970-11-05 1974-01-16 Sound Attenuators Ltd Sound attenuating unit
FR2152372A1 (sv) * 1971-09-08 1973-04-27 Sncf
DE2756568A1 (de) * 1977-12-19 1979-06-21 Wrede & Niedecken Gmbh Verstellbarer verschluss fuer die ansaugoeffnung von belueftungs- bzw. klimaanlagen
US4276954A (en) * 1979-10-01 1981-07-07 Acoustic Standards Adjustable light and air-admitting window thermal and acoustic barrier system

Also Published As

Publication number Publication date
JPS5659986A (en) 1981-05-23
FR2466824A1 (fr) 1981-04-10
GB2065292A (en) 1981-06-24
ES253039U (es) 1980-12-16
IT7968932A0 (it) 1979-10-05
DE3036633A1 (de) 1981-04-16
US4330047A (en) 1982-05-18
GB2065292B (en) 1983-10-19
NL8005503A (nl) 1981-04-07
ES253039Y (es) 1981-05-16
SU1069637A3 (ru) 1984-01-23
IT1118938B (it) 1986-03-03
DE3036633C2 (de) 1983-07-28

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