DE69807736D1 - Vorrichtung und verfahren für schalldämpfungseinheiten - Google Patents

Vorrichtung und verfahren für schalldämpfungseinheiten

Info

Publication number
DE69807736D1
DE69807736D1 DE69807736T DE69807736T DE69807736D1 DE 69807736 D1 DE69807736 D1 DE 69807736D1 DE 69807736 T DE69807736 T DE 69807736T DE 69807736 T DE69807736 T DE 69807736T DE 69807736 D1 DE69807736 D1 DE 69807736D1
Authority
DE
Germany
Prior art keywords
flow path
gas stream
limit value
switch
pressure
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 - Fee Related
Application number
DE69807736T
Other languages
English (en)
Other versions
DE69807736T2 (de
Inventor
Josef Saberi
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.)
Volvo Car Corp
Original Assignee
Volvo Car Corp
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 Volvo Car Corp filed Critical Volvo Car Corp
Publication of DE69807736D1 publication Critical patent/DE69807736D1/de
Application granted granted Critical
Publication of DE69807736T2 publication Critical patent/DE69807736T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/24—Silencing apparatus characterised by method of silencing by using sound-absorbing materials
    • 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
    • F01N1/16—Silencing apparatus characterised by method of silencing by using movable parts
    • F01N1/166—Silencing apparatus characterised by method of silencing by using movable parts for changing gas flow path through the silencer or for adjusting the dimensions of a chamber or a pipe
    • 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
    • F01N2310/00—Selection of sound absorbing or insulating material
    • F01N2310/02—Mineral wool, e.g. glass wool, rock wool, asbestos or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)
DE69807736T 1997-11-14 1998-10-30 Vorrichtung und verfahren für schalldämpfungseinheiten Expired - Fee Related DE69807736T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9704221A SE517825C2 (sv) 1997-11-14 1997-11-14 Anordning och förfarande vid ljuddämpande enhet samt användning av anordningen vid ett motorfordon
PCT/SE1998/001968 WO1999025962A1 (en) 1997-11-14 1998-10-30 Device and method for sound-attenuating units

Publications (2)

Publication Number Publication Date
DE69807736D1 true DE69807736D1 (de) 2002-10-10
DE69807736T2 DE69807736T2 (de) 2003-08-07

Family

ID=20409023

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69807736T Expired - Fee Related DE69807736T2 (de) 1997-11-14 1998-10-30 Vorrichtung und verfahren für schalldämpfungseinheiten

Country Status (7)

Country Link
US (1) US6564902B1 (de)
EP (1) EP1029161B1 (de)
JP (1) JP2001523788A (de)
AT (1) ATE223554T1 (de)
DE (1) DE69807736T2 (de)
SE (1) SE517825C2 (de)
WO (1) WO1999025962A1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE521329C2 (sv) * 1999-09-06 2003-10-21 Volvo Personvagnar Ab Anordning och förfarande vid ljuddämpande enhet
SE517794C2 (sv) * 1999-11-05 2002-07-16 Erik Jonsson Ljuddämpningsanordning
US8079441B2 (en) * 2002-09-08 2011-12-20 Guobiao Zhang Muffler
CN1408990B (zh) * 2002-09-08 2012-04-25 章国标 消声器
US20060213719A1 (en) * 2005-03-24 2006-09-28 A-1 Components, Corp. Compressor muffler with check valve
JP4502880B2 (ja) * 2005-05-18 2010-07-14 本田技研工業株式会社 排気流量制御弁
US7610993B2 (en) * 2005-08-26 2009-11-03 John Timothy Sullivan Flow-through mufflers with optional thermo-electric, sound cancellation, and tuning capabilities
US7673720B2 (en) * 2006-03-02 2010-03-09 Pacbrake Company High-performance muffler assembly with multiple modes of operation
US8468813B2 (en) * 2007-03-16 2013-06-25 Tenneco Automotive Operating Company Inc. Snap-action valve for exhaust system
US7434570B2 (en) * 2007-03-16 2008-10-14 Tenneco Automotive Operating Company Inc. Snap-action valve for exhaust system
US7775322B2 (en) * 2007-03-16 2010-08-17 Tenneco Automotive Operating Company Inc. Snap-action valve for exhaust system
WO2009042058A2 (en) * 2007-09-24 2009-04-02 Romine Grady L Flue tuning and emissions saving system
DE102008010658B4 (de) 2008-02-22 2010-08-19 Knorr-Bremse Systeme für Nutzfahrzeuge GmbH Abgasregelsystem und Abgasregelverfahren
US8191572B2 (en) * 2009-04-16 2012-06-05 Tenneco Automotive Operating Company Inc. Snap action valve with bumper pad
US8381401B2 (en) * 2009-04-16 2013-02-26 Tenneco Automotive Operating Company Inc. Method of installing rotatable flapper valve to an interior of a conduit
US8353153B2 (en) * 2010-02-25 2013-01-15 Tenneco Automotive Operating Company Inc. Snapper valve for hot end systems with burners
DE102010064088A1 (de) 2010-12-02 2012-06-06 Kess-Tech Gmbh Schalldämpfer für Auspuff-Anlagen
DE202011001554U1 (de) * 2011-01-14 2011-04-14 Jekill & Hyde Company B.V. Auspuffanordnung zur Verwendung mit einem Verbrennungsmotor
DE102012200456A1 (de) * 2012-01-13 2013-07-18 Kess-Tech Gmbh Schalldämpfer-Anordnung
US8657065B1 (en) 2012-12-14 2014-02-25 Tenneco Automotive Operating Company Inc. Exhaust valve with resilient spring pad

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2072372A (en) * 1934-02-23 1937-03-02 Riethmiller Ruth Exhaust system for automotive engines
NZ240672A (en) * 1991-12-04 1995-10-26 Graeme Charles Stephens Muffler with valve controlled through passage
DE69531286T2 (de) * 1995-02-24 2004-01-29 Calsonic Kansei Corp Schalldämpferkontrollgerät zur Verwendung in einem steuerbaren Abgassystem einer Brennkraftmaschine
DE69532915T2 (de) * 1995-02-24 2004-09-02 Calsonic Kansei Corp. Schalldämpferkontrollgerät zur Verwendung in einem steuerbaren Abgassystem einer Brennkraftmaschine
DE19540716C1 (de) * 1995-11-02 1997-04-17 Gillet Heinrich Gmbh Schalldämpfer mit variabler Dämpfungscharakteristik

Also Published As

Publication number Publication date
SE9704221L (sv) 1999-05-15
ATE223554T1 (de) 2002-09-15
EP1029161A1 (de) 2000-08-23
EP1029161B1 (de) 2002-09-04
WO1999025962A1 (en) 1999-05-27
DE69807736T2 (de) 2003-08-07
SE9704221D0 (sv) 1997-11-14
SE517825C2 (sv) 2002-07-23
JP2001523788A (ja) 2001-11-27
US6564902B1 (en) 2003-05-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee