AU431320B2 - Improvements in air ducting - Google Patents

Improvements in air ducting

Info

Publication number
AU431320B2
AU431320B2 AU34220/68A AU3422068A AU431320B2 AU 431320 B2 AU431320 B2 AU 431320B2 AU 34220/68 A AU34220/68 A AU 34220/68A AU 3422068 A AU3422068 A AU 3422068A AU 431320 B2 AU431320 B2 AU 431320B2
Authority
AU
Australia
Prior art keywords
air ducting
ducting
air
Prior art date
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
AU34220/68A
Other versions
AU3422068A (en
Inventor
Estcourt Luxton Russell
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.)
Theuniversity Of Sydney
Original Assignee
Theuniversity Of Sydney
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 Theuniversity Of Sydney filed Critical Theuniversity Of Sydney
Priority to AU34220/68A priority Critical patent/AU431320B2/en
Priority to US802184A priority patent/US3568791A/en
Priority to GB1259193D priority patent/GB1259193A/en
Publication of AU3422068A publication Critical patent/AU3422068A/en
Application granted granted Critical
Publication of AU431320B2 publication Critical patent/AU431320B2/en
Expired legal-status Critical Current

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
    • F24F13/24—Means for preventing or suppressing noise

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Duct Arrangements (AREA)
AU34220/68A 1968-02-27 1968-02-27 Improvements in air ducting Expired AU431320B2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AU34220/68A AU431320B2 (en) 1968-02-27 1968-02-27 Improvements in air ducting
US802184A US3568791A (en) 1968-02-27 1969-02-25 Air ducting
GB1259193D GB1259193A (en) 1968-02-27 1969-02-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU34220/68A AU431320B2 (en) 1968-02-27 1968-02-27 Improvements in air ducting

Publications (2)

Publication Number Publication Date
AU3422068A AU3422068A (en) 1970-07-30
AU431320B2 true AU431320B2 (en) 1972-12-28

Family

ID=3721552

Family Applications (1)

Application Number Title Priority Date Filing Date
AU34220/68A Expired AU431320B2 (en) 1968-02-27 1968-02-27 Improvements in air ducting

Country Status (3)

Country Link
US (1) US3568791A (en)
AU (1) AU431320B2 (en)
GB (1) GB1259193A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU630327B3 (en) * 1990-09-14 1992-10-22 A.C.(Wholesale) Components Pty. Ltd. Air-conditioner dropper arrangement

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* Cited by examiner, † Cited by third party
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JPS5095632A (en) * 1973-12-25 1975-07-30
JPS5435704Y2 (en) * 1976-01-19 1979-10-30
US4287962A (en) * 1977-11-14 1981-09-08 Industrial Acoustics Company Packless silencer
US4346781A (en) * 1978-11-16 1982-08-31 Massachusetts Institute Of Technology Lined-duct acoustic filter
US4572327A (en) * 1984-11-07 1986-02-25 Tempmaster Corporation Sound attenuator
DE3732553A1 (en) * 1987-09-26 1989-04-13 Bosch Gmbh Robert MAGNETIC VALVE
GB2237408B (en) * 1989-10-28 1993-03-31 Gilberts Valve assembly
GB2250356B (en) * 1990-11-30 1994-03-30 Sargents Acoustics Limited Improvements in or relating to ducting
NL9101182A (en) * 1991-07-05 1993-02-01 Zwaan Adrianus J SOUNDPROOFING VENTILATION DEVICE.
US5276291A (en) * 1992-07-10 1994-01-04 Norris Thomas R Acoustic muffler for high volume fluid flow utilizing Heimholtz resonators with low flow resistance path
US5929396A (en) * 1997-07-29 1999-07-27 Awad; Elias A. Noise reducing diffuser
FR2768219B1 (en) * 1997-09-11 1999-10-15 Nicoll Raccords Plastiques ACOUSTIC DAMPING DEVICE FOR INTAKE OF HOUSEHOLD AIR IN THE MASONRY OF A BUILDING
DE19849698A1 (en) * 1998-10-28 2000-05-04 Andreas Pfeifer Silencer for engine running at constant revs., consisting of tube with exhaust gas input and output apertures, between which are two connecting points joined by bypass
US6796859B1 (en) * 2000-11-16 2004-09-28 Bombardier Recreational Products Inc. Air intake silencer
US6558137B2 (en) * 2000-12-01 2003-05-06 Tecumseh Products Company Reciprocating piston compressor having improved noise attenuation
US6607252B2 (en) 2001-09-04 2003-08-19 Ford Global Technologies, Llc Anti-vibration brake system
DE10256771A1 (en) * 2002-12-05 2004-06-17 Bayerische Motoren Werke Ag Sound-absorbing device for absorbing sound in a gas/fuel-feeding pipeline for an internal combustion engine has an inflow area forked into two pipelines and different lengths produced by curves
US6920959B2 (en) * 2003-05-30 2005-07-26 M & I Heat Transfer Products Ltd. Inlet and outlet duct units for air supply fan
JP2005146994A (en) * 2003-11-17 2005-06-09 Hitachi Ltd Oil pump
DE10360839B3 (en) * 2003-12-23 2005-06-09 Naber Holding Gmbh & Co. Kg Pipe elbow for coupling fluid pipelines incorporating freely movable flow guidance elements positioned in response to pipeline flow
US20060124385A1 (en) * 2004-12-10 2006-06-15 Ingersoll-Rand Company Modular pressure pulsation dampener
JP4511436B2 (en) * 2005-08-15 2010-07-28 ビーバ株式会社 Reflector silencer
DE102006018404B4 (en) * 2006-04-20 2020-11-26 Airbus Operations Gmbh Noise-optimized air distributor
JP5012249B2 (en) 2006-08-07 2012-08-29 株式会社デンソー Blowing duct for vehicle air conditioning and air conditioning device for vehicle
DE102006050339A1 (en) * 2006-10-25 2008-04-30 Valeo Klimasysteme Gmbh Ventilation system with sound barrier
DE102006050869A1 (en) * 2006-10-27 2008-04-30 Airbus Deutschland Gmbh Sound proofing device for air pipe line of airplane, has air conduction means that is arranged within curved pipe section that is equipped with micro perforation at side surface for further weight neutral sound proofing
JP4871714B2 (en) * 2006-12-07 2012-02-08 エムケー精工株式会社 Ventilation equipment
WO2008113159A1 (en) * 2007-03-16 2008-09-25 E.H. Price Ltd. Fan powered silencing terminal unit
US8210308B2 (en) * 2007-03-16 2012-07-03 E.H. Price Ltd. Sound attentuator
EA201170169A1 (en) * 2007-08-09 2011-10-31 Оптимум Пауэр Текнолоджи Л.П. DECREASING PULSATIONS
US20100126607A9 (en) * 2007-09-28 2010-05-27 Shade W Norm Branching Device for a Pulsation Attenuation Network
US10174875B2 (en) * 2007-09-28 2019-01-08 Aci Services, Inc. Branching device for a pulsation attenuation network
US8608532B2 (en) * 2008-04-23 2013-12-17 Ford Global Technologies, Llc Climate control duct architecture for a vehicle
DE102012208708A1 (en) * 2012-05-24 2013-11-28 Kreuzinger + Manhart Turbulenz Gmbh Flow channel arrangement
DE102012106619A1 (en) * 2012-07-20 2014-01-23 Halla Visteon Climate Control Corporation 95 Air-conducting transition element of a motor vehicle air conditioner
US8783413B1 (en) * 2013-03-13 2014-07-22 Denso International America, Inc. Tuned shunt tubes for climate control air-handling systems
DE102013224141A1 (en) * 2013-11-26 2015-05-28 Continental Automotive Gmbh valve device
US10139126B2 (en) * 2016-10-11 2018-11-27 University Of Dammam Airborne noise reduction system and method
CN107631106A (en) * 2017-08-24 2018-01-26 江西泰豪军工集团有限公司 Discharge duct and its sound reduction method
CN108042083A (en) * 2018-01-09 2018-05-18 佛山市顺德区美的洗涤电器制造有限公司 Inner conduit, internal cavity of bowl washer, wash the dishes machine base and dish-washing machine
CN110614901A (en) * 2018-06-19 2019-12-27 保时捷股份公司 Air conditioning system for a motor vehicle
DE102018121855A1 (en) * 2018-09-07 2020-03-12 Vaillant Gmbh Ventilation system
CN113203163B (en) * 2021-04-22 2022-05-27 宁波奥克斯电气股份有限公司 Noise reduction control method and device for air conditioner and air conditioner

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE178815C (en) *
GB121212A (en) * 1918-01-14 1918-12-12 William Hooton Silencer for Engines.
FR602160A (en) * 1925-08-18 1926-03-13 Silent exhaust system
US2027359A (en) * 1928-11-30 1936-01-07 Gen Motors Corp Muffler
FR869343A (en) * 1939-05-04 1942-01-29 Eberspaecher J Quiet, especially for internal combustion engine
FR910922A (en) * 1944-12-23 1946-06-24 Travaux Souterrains Soundproofing channel construction device
US2990906A (en) * 1958-10-08 1961-07-04 Koppers Co Inc Acoustic absorber
US3323305A (en) * 1964-10-16 1967-06-06 Gen Motors Corp Attenuating device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU630327B3 (en) * 1990-09-14 1992-10-22 A.C.(Wholesale) Components Pty. Ltd. Air-conditioner dropper arrangement

Also Published As

Publication number Publication date
GB1259193A (en) 1972-01-05
US3568791A (en) 1971-03-09
AU3422068A (en) 1970-07-30

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