FR2864199B1 - INTEGRATED ACOUSTICAL ATTENUATOR CONDUIT AND ITS MANUFACTURING METHOD - Google Patents

INTEGRATED ACOUSTICAL ATTENUATOR CONDUIT AND ITS MANUFACTURING METHOD

Info

Publication number
FR2864199B1
FR2864199B1 FR0315280A FR0315280A FR2864199B1 FR 2864199 B1 FR2864199 B1 FR 2864199B1 FR 0315280 A FR0315280 A FR 0315280A FR 0315280 A FR0315280 A FR 0315280A FR 2864199 B1 FR2864199 B1 FR 2864199B1
Authority
FR
France
Prior art keywords
conduit
manufacturing
integrated acoustical
acoustical attenuator
attenuator
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 - Lifetime
Application number
FR0315280A
Other languages
French (fr)
Other versions
FR2864199A1 (en
Inventor
Jeremy Delebecq
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.)
Sogefi Air and Cooling SAS
Original Assignee
Mark IV Systemes Moteurs SAS
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 Mark IV Systemes Moteurs SAS filed Critical Mark IV Systemes Moteurs SAS
Priority to FR0315280A priority Critical patent/FR2864199B1/en
Priority to EP04106752.1A priority patent/EP1548701B1/en
Publication of FR2864199A1 publication Critical patent/FR2864199A1/en
Application granted granted Critical
Publication of FR2864199B1 publication Critical patent/FR2864199B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • 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
    • F01N1/003—Silencing apparatus characterised by method of silencing by using dead chambers communicating with gas flow passages
    • 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

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)
  • Exhaust Silencers (AREA)
FR0315280A 2003-12-23 2003-12-23 INTEGRATED ACOUSTICAL ATTENUATOR CONDUIT AND ITS MANUFACTURING METHOD Expired - Lifetime FR2864199B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0315280A FR2864199B1 (en) 2003-12-23 2003-12-23 INTEGRATED ACOUSTICAL ATTENUATOR CONDUIT AND ITS MANUFACTURING METHOD
EP04106752.1A EP1548701B1 (en) 2003-12-23 2004-12-20 Conduit with integrated acoustic attenuators and method for the production thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0315280A FR2864199B1 (en) 2003-12-23 2003-12-23 INTEGRATED ACOUSTICAL ATTENUATOR CONDUIT AND ITS MANUFACTURING METHOD

Publications (2)

Publication Number Publication Date
FR2864199A1 FR2864199A1 (en) 2005-06-24
FR2864199B1 true FR2864199B1 (en) 2006-02-24

Family

ID=34531339

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0315280A Expired - Lifetime FR2864199B1 (en) 2003-12-23 2003-12-23 INTEGRATED ACOUSTICAL ATTENUATOR CONDUIT AND ITS MANUFACTURING METHOD

Country Status (2)

Country Link
EP (1) EP1548701B1 (en)
FR (1) FR2864199B1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7526094B2 (en) * 2003-03-25 2009-04-28 Robert Hickling Normalization and calibration of microphones in sound-intensity probes
DE102005052619B4 (en) * 2005-11-02 2012-10-18 J. Eberspächer GmbH & Co. KG Silencer for an exhaust system
FR2894645B1 (en) * 2005-12-13 2009-03-20 Coutier Moulage Gen Ind GAS TRANSPORT DUCT HAVING A VARIABLE PRESSURE FLOW WITH INTEGRATED ACOUSTICAL ATTENUATION
US9452840B2 (en) * 2014-04-15 2016-09-27 The Boeing Company Monolithic part and method of forming the monolithic part
JP6169035B2 (en) * 2014-04-22 2017-07-26 小島プレス工業株式会社 Silencer structure for exhaust noise of fuel cell vehicles
FR3027995B1 (en) 2014-11-05 2018-06-15 Systemes Moteurs DUCT INTEGRATING AN ACOUSTICAL ATTENUATION DEVICE
CN105587373B (en) * 2015-03-31 2018-11-23 徐工集团工程机械股份有限公司 A kind of silencing apparatus and vehicle motor
DE102015211460A1 (en) * 2015-06-22 2016-12-22 Bayerische Motoren Werke Aktiengesellschaft exhaust system
CN115050347A (en) * 2022-07-12 2022-09-13 合肥美的电冰箱有限公司 Noise silencer
CN116698393B (en) * 2023-08-08 2023-11-14 江苏垒博汽配制造有限公司 Assembly detection tool and detection method for sound dissipater and silencer shell

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5815708A (en) * 1981-07-22 1983-01-29 Nissan Motor Co Ltd Muffler
US5252788A (en) * 1992-04-10 1993-10-12 Ap Parts Manufacturing Co. Stamp formed muffler with in-line expansion chamber and arcuately formed effective flow tubes
JP3443140B2 (en) * 1993-10-04 2003-09-02 富士重工業株式会社 Multilayer plastic molded article and method for producing the same
JPH09144986A (en) * 1995-11-27 1997-06-03 Nissan Motor Co Ltd Noise absorbing duct structure
DE29607010U1 (en) * 1996-04-18 1997-08-14 Heinrich Gillet Gmbh & Co Kg, 67480 Edenkoben Silencer
US6679215B2 (en) * 2001-11-30 2004-01-20 Delphi Technologies, Inc. Injection-molded air intake manifold for a V-style engine
FR2840847B1 (en) * 2002-06-13 2004-10-22 Mark Iv Systemes Moteurs Sa METHOD FOR MANUFACTURING A PIPE PROVIDED WITH AT LEAST ONE ATTENUATOR AND RESULTING PIPE

Also Published As

Publication number Publication date
EP1548701B1 (en) 2015-12-16
EP1548701A1 (en) 2005-06-29
FR2864199A1 (en) 2005-06-24

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