DE29803183U1 - Device for changing the acoustics of an exhaust silencer - Google Patents

Device for changing the acoustics of an exhaust silencer

Info

Publication number
DE29803183U1
DE29803183U1 DE29803183U DE29803183U DE29803183U1 DE 29803183 U1 DE29803183 U1 DE 29803183U1 DE 29803183 U DE29803183 U DE 29803183U DE 29803183 U DE29803183 U DE 29803183U DE 29803183 U1 DE29803183 U1 DE 29803183U1
Authority
DE
Germany
Prior art keywords
acoustics
changing
exhaust silencer
silencer
exhaust
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
DE29803183U
Other languages
German (de)
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.)
Tenneco GmbH
Original Assignee
Heinrich Gillet GmbH
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 Heinrich Gillet GmbH filed Critical Heinrich Gillet GmbH
Priority to DE29803183U priority Critical patent/DE29803183U1/en
Publication of DE29803183U1 publication Critical patent/DE29803183U1/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
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
    • F01N1/084—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling the gases flowing through the silencer two or more times longitudinally in opposite directions, e.g. using parallel or concentric tubes
    • 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
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/24—Silencing apparatus characterised by method of silencing by using sound-absorbing materials

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
DE29803183U 1998-02-24 1998-02-24 Device for changing the acoustics of an exhaust silencer Expired - Lifetime DE29803183U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29803183U DE29803183U1 (en) 1998-02-24 1998-02-24 Device for changing the acoustics of an exhaust silencer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29803183U DE29803183U1 (en) 1998-02-24 1998-02-24 Device for changing the acoustics of an exhaust silencer

Publications (1)

Publication Number Publication Date
DE29803183U1 true DE29803183U1 (en) 1998-05-07

Family

ID=8053116

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29803183U Expired - Lifetime DE29803183U1 (en) 1998-02-24 1998-02-24 Device for changing the acoustics of an exhaust silencer

Country Status (1)

Country Link
DE (1) DE29803183U1 (en)

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19837097A1 (en) * 1998-08-17 2000-02-24 Porsche Ag Exhaust gas system for internal combustion engine has adjustable element of control valve movable at right angles to axial direction of pipe section, and valve element has annular sealing profile interacting with end of pipe section
DE19935711C1 (en) * 1999-07-29 2000-12-28 Zeuna Staerker Kg Engine exhaust gas muffler has variable cross-section flow path between different chambers controlled by closure element with associated operating element adjacent exit flow of entry flow channel
DE19964089A1 (en) * 1999-12-29 2001-07-12 Ralph Knaack Vehicle engine exhaust silencer uses three disk proportionating damper valve wheel whose center disk pivots via threaded rod round axis to vary upward and downward decibel emission levels via outside disk holes.
DE10030490A1 (en) * 2000-06-21 2002-01-03 Porsche Ag Exhaust gas system for internal combustion engine has control flap on main gas pipe in interior cavity preferably adjacent to entry side of casing
DE19947938B4 (en) * 1999-10-06 2005-09-22 Zeuna-Stärker GmbH & Co KG Silencer with variable damping characteristics
DE102004059540B3 (en) * 2004-12-09 2006-08-31 J. Eberspächer GmbH & Co. KG Flow paths throttling and controlling device for muffler, has side baffle blocking side opening from closed position upto control position of damper and increasingly releasing opening from control position upto opening position of damper
DE102007003689A1 (en) * 2007-01-25 2008-07-31 Bayerische Motoren Werke Aktiengesellschaft Bushing for e.g. stand pipe of telescopic fork, has wiping device integrally formed with box-shaped bearing support and wiping impurities at inner pipe during relative movement of inner pipe towards outer pipe
DE102005005487B4 (en) * 2005-02-04 2008-12-11 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Silencer for an exhaust system of an internal combustion engine
DE202009004639U1 (en) 2009-04-03 2009-07-16 Knaack, Ralph, Dipl.-Ing. Silencer for internal combustion engines with variable degrees of damping
DE102008023553A1 (en) * 2008-05-14 2009-11-19 J. Eberspächer GmbH & Co. KG Silencer for exhaust system of internal combustion engine, particularly of motor vehicle, comprises housing, which has two volumes, and inlet pipe is provided, which is permanently connected with former volume in communicating manner
CN102953785A (en) * 2012-10-08 2013-03-06 上海狮虎能源科技发展有限公司 External muffler for variable frequency generator set
CN103850755A (en) * 2012-12-03 2014-06-11 福特环球技术公司 Conformal transverse muffler
CN105143632A (en) * 2013-03-21 2015-12-09 洋马株式会社 Engine exhaust gas system apparatus and package-type engine power generator

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1117959B (en) * 1955-10-28 1961-11-23 Sulzer Ag Process for low-noise throttling of the flow of a compressible medium
US4913260A (en) * 1988-01-11 1990-04-03 Tenneco Inc. Gas silencing system with controlling sound attenuation
DE9405771U1 (en) * 1994-04-07 1994-08-25 Gillet Heinrich Gmbh Silencer with switchable damping characteristics
DE19619173C1 (en) * 1996-05-11 1997-07-24 Gillet Heinrich Gmbh Pulsating-gas silencer with variable damping characteristics

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1117959B (en) * 1955-10-28 1961-11-23 Sulzer Ag Process for low-noise throttling of the flow of a compressible medium
US4913260A (en) * 1988-01-11 1990-04-03 Tenneco Inc. Gas silencing system with controlling sound attenuation
DE9405771U1 (en) * 1994-04-07 1994-08-25 Gillet Heinrich Gmbh Silencer with switchable damping characteristics
DE19619173C1 (en) * 1996-05-11 1997-07-24 Gillet Heinrich Gmbh Pulsating-gas silencer with variable damping characteristics

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
SANTIAGO,Enrique, u.a.: Aktive Schalldämpfung, Möglichkeit zur variablen Mündungsgeräusch- abstimmung. In: MTZ Motortechnische Zeitschrift 53, 1992, 7/8, S.356-361 *

Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19837097A1 (en) * 1998-08-17 2000-02-24 Porsche Ag Exhaust gas system for internal combustion engine has adjustable element of control valve movable at right angles to axial direction of pipe section, and valve element has annular sealing profile interacting with end of pipe section
DE19837097B4 (en) * 1998-08-17 2005-06-30 Dr.Ing.H.C. F. Porsche Ag Exhaust system of an internal combustion engine
DE19935711C1 (en) * 1999-07-29 2000-12-28 Zeuna Staerker Kg Engine exhaust gas muffler has variable cross-section flow path between different chambers controlled by closure element with associated operating element adjacent exit flow of entry flow channel
DE19947938B4 (en) * 1999-10-06 2005-09-22 Zeuna-Stärker GmbH & Co KG Silencer with variable damping characteristics
DE19964089A1 (en) * 1999-12-29 2001-07-12 Ralph Knaack Vehicle engine exhaust silencer uses three disk proportionating damper valve wheel whose center disk pivots via threaded rod round axis to vary upward and downward decibel emission levels via outside disk holes.
DE19964089C2 (en) * 1999-12-29 2002-12-12 Ralph Knaack Silencer for internal combustion engines with variable acoustics
DE10030490A1 (en) * 2000-06-21 2002-01-03 Porsche Ag Exhaust gas system for internal combustion engine has control flap on main gas pipe in interior cavity preferably adjacent to entry side of casing
DE10030490B4 (en) * 2000-06-21 2005-07-21 Dr.Ing.H.C. F. Porsche Ag Exhaust system for an internal combustion engine
DE102004059540B3 (en) * 2004-12-09 2006-08-31 J. Eberspächer GmbH & Co. KG Flow paths throttling and controlling device for muffler, has side baffle blocking side opening from closed position upto control position of damper and increasingly releasing opening from control position upto opening position of damper
DE102005005487B4 (en) * 2005-02-04 2008-12-11 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Silencer for an exhaust system of an internal combustion engine
DE102007003689A1 (en) * 2007-01-25 2008-07-31 Bayerische Motoren Werke Aktiengesellschaft Bushing for e.g. stand pipe of telescopic fork, has wiping device integrally formed with box-shaped bearing support and wiping impurities at inner pipe during relative movement of inner pipe towards outer pipe
DE102008023553A1 (en) * 2008-05-14 2009-11-19 J. Eberspächer GmbH & Co. KG Silencer for exhaust system of internal combustion engine, particularly of motor vehicle, comprises housing, which has two volumes, and inlet pipe is provided, which is permanently connected with former volume in communicating manner
DE102008023553B4 (en) 2008-05-14 2023-06-29 Purem GmbH Silencer for an exhaust system
DE202009004639U1 (en) 2009-04-03 2009-07-16 Knaack, Ralph, Dipl.-Ing. Silencer for internal combustion engines with variable degrees of damping
CN102953785A (en) * 2012-10-08 2013-03-06 上海狮虎能源科技发展有限公司 External muffler for variable frequency generator set
CN103850755A (en) * 2012-12-03 2014-06-11 福特环球技术公司 Conformal transverse muffler
CN103850755B (en) * 2012-12-03 2018-05-08 福特环球技术公司 Conformal lateral type silencer
CN105143632A (en) * 2013-03-21 2015-12-09 洋马株式会社 Engine exhaust gas system apparatus and package-type engine power generator
CN105143632B (en) * 2013-03-21 2018-02-13 洋马株式会社 Engine exhaust system equipment and box engine-type generator

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 19980618

R163 Identified publications notified

Effective date: 19980716

R150 Term of protection extended to 6 years

Effective date: 20010228

R081 Change of applicant/patentee

Owner name: HEINRICH GILLET GMBH, DE

Free format text: FORMER OWNER: HEINRICH GILLET GMBH & CO KG, 67480 EDENKOBEN, DE

Effective date: 20031028

R151 Term of protection extended to 8 years

Effective date: 20040312

R152 Term of protection extended to 10 years

Effective date: 20060203

R071 Expiry of right