DE19581467T1 - Katalytisches Schalldämpfersystem - Google Patents

Katalytisches Schalldämpfersystem

Info

Publication number
DE19581467T1
DE19581467T1 DE19581467T DE19581467T DE19581467T1 DE 19581467 T1 DE19581467 T1 DE 19581467T1 DE 19581467 T DE19581467 T DE 19581467T DE 19581467 T DE19581467 T DE 19581467T DE 19581467 T1 DE19581467 T1 DE 19581467T1
Authority
DE
Germany
Prior art keywords
silencer system
catalytic silencer
catalytic
silencer
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.)
Withdrawn
Application number
DE19581467T
Other languages
English (en)
Inventor
Michael S Despain
Kevon F Beaulieu
Kim Liechty
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.)
WCI Outdoor Products Inc
Original Assignee
WCI Outdoor Products Inc
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 WCI Outdoor Products Inc filed Critical WCI Outdoor Products Inc
Publication of DE19581467T1 publication Critical patent/DE19581467T1/de
Withdrawn legal-status Critical Current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
    • F01N13/14—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 having thermal insulation
    • 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
    • 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
    • F01N13/002—Apparatus adapted for particular uses, e.g. for portable devices driven by machines or engines
    • 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
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2882—Catalytic reactors combined or associated with other devices, e.g. exhaust silencers or other exhaust purification devices
    • F01N3/2885—Catalytic reactors combined or associated with other devices, e.g. exhaust silencers or other exhaust purification devices with exhaust silencers in a single housing
    • 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
    • F01N1/089—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling using two or more expansion chambers in series
    • 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
    • F01N2230/00—Combination of silencers and other devices
    • F01N2230/06—Spark arresters
    • 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
    • F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
    • F01N2240/20—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being a flow director or deflector
    • 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
    • F01N2270/00—Mixing air with exhaust gases
    • F01N2270/02—Mixing air with exhaust gases for cooling exhaust gases or the apparatus
    • 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
    • F01N2270/00—Mixing air with exhaust gases
    • F01N2270/08—Mixing air with exhaust gases for evacuation of exhaust gases, e.g. in tail-pipes
    • 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
    • F01N2450/00—Methods or apparatus for fitting, inserting or repairing different elements
    • F01N2450/20—Methods or apparatus for fitting, inserting or repairing different elements by mechanical joints, e.g. by deforming housing, tube, baffle plate or parts thereof
    • 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
    • F01N2470/00—Structure or shape of gas passages, pipes or tubes
    • F01N2470/06—Tubes being formed by assembly of stamped or otherwise deformed sheet-metal
    • 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
    • F01N2470/00—Structure or shape of gas passages, pipes or tubes
    • F01N2470/24—Concentric tubes or tubes being concentric to housing, e.g. telescopically assembled
    • 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
    • F01N2490/00—Structure, disposition or shape of gas-chambers
    • F01N2490/08—Two or more expansion chambers in series separated by apertured walls only
    • 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
    • F01N2590/00—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines
    • F01N2590/06—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for hand-held tools or portables devices
    • 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
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/06—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for extinguishing sparks
DE19581467T 1994-11-18 1995-10-20 Katalytisches Schalldämpfersystem Withdrawn DE19581467T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/342,331 US5521339A (en) 1994-11-18 1994-11-18 Catalyst muffler system
PCT/US1995/014264 WO1996016258A1 (en) 1994-11-18 1995-10-20 Catalyst muffler system

Publications (1)

Publication Number Publication Date
DE19581467T1 true DE19581467T1 (de) 2000-06-21

Family

ID=23341367

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19581467T Withdrawn DE19581467T1 (de) 1994-11-18 1995-10-20 Katalytisches Schalldämpfersystem

Country Status (9)

Country Link
US (1) US5521339A (de)
EP (1) EP0740739A1 (de)
JP (1) JP3816953B2 (de)
AU (1) AU4101496A (de)
CA (1) CA2179651A1 (de)
DE (1) DE19581467T1 (de)
MX (1) MX9602681A (de)
SE (1) SE510216C2 (de)
WO (1) WO1996016258A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202011000529U1 (de) 2011-03-09 2012-06-12 Makita Corporation Anordnung eines Schalldämpfers an einem Verbrennungsmotor mit verbesserter Ankopplung an den Zylinder

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US5736690A (en) * 1994-07-18 1998-04-07 Aktiebolaget Electrolux Muffler with catalytic converter
DE4445118A1 (de) * 1994-12-19 1996-06-20 Pirchl Gerhard Wärmeabschirmeinrichtung
DE69615540T2 (de) * 1995-02-14 2002-07-18 Electrolux Ab Funkenschutzstruktur
JP3816581B2 (ja) * 1996-06-21 2006-08-30 株式会社共立 内燃エンジンのマフラー
JP3930961B2 (ja) * 1998-01-27 2007-06-13 株式会社共立 内燃エンジンのマフラー
JP3917744B2 (ja) * 1998-01-27 2007-05-23 三菱重工業株式会社 エンジンの排気管カバー取付構造
JP3814081B2 (ja) * 1998-06-30 2006-08-23 新ダイワ工業株式会社 エンジンのマフラー
DE19834822A1 (de) * 1998-08-01 2000-02-03 Stihl Maschf Andreas Abgasschalldämpfer mit einem Katalysator
US6935461B2 (en) * 1998-08-18 2005-08-30 Gregory M. Marocco Exhaust sound and emission control systems
US6651773B1 (en) 2002-09-24 2003-11-25 Gregory M. Marocco Exhaust sound attenuation and control system
US7549511B2 (en) * 1998-08-18 2009-06-23 Marocco Gregory M Exhaust sound and emission control systems
US7281606B2 (en) 1998-08-18 2007-10-16 Marocco Gregory M Exhaust sound and emission control systems
DE10123360A1 (de) * 2001-05-14 2002-11-21 Man Nutzfahrzeuge Ag Kombinierte Abgasnachbehandlungs-/Schalldämpfungsvorrichtung im Abgasstrang einer Brennkraftmaschine
US6622482B2 (en) * 2001-06-27 2003-09-23 Environmental Control Corporation Combined catalytic muffler
EP1308608B1 (de) * 2001-11-05 2007-08-15 Hiraoka Manufacturing Co., Ltd. Schalldämpfer eines Motors
US6789644B2 (en) 2001-11-06 2004-09-14 Hiraoka Manufacturing Co., Ltd. Engine muffler
DE10304326A1 (de) * 2003-02-04 2004-08-12 Andreas Stihl Ag & Co. Kg Schalldämpferanordnung
JP2005178419A (ja) * 2003-12-16 2005-07-07 Honda Motor Co Ltd 不整地走行用鞍乗り型車両
US7156202B2 (en) * 2004-04-05 2007-01-02 Mtd Products Inc Method and apparatus for venting exhaust gas from an engine
US20050263344A1 (en) * 2004-05-27 2005-12-01 Warfel Paul A Exhaust gas muffler
JP3955291B2 (ja) * 2004-07-13 2007-08-08 株式会社共立 内燃エンジンの触媒付きマフラー
JP3955293B2 (ja) * 2004-08-06 2007-08-08 株式会社共立 内燃エンジンの触媒付きマフラー
US7552587B2 (en) * 2005-02-03 2009-06-30 Basf Catalysts Llc Deflector plate to enhance fluid stream contact with a catalyst
US7413716B2 (en) * 2005-04-08 2008-08-19 Homelite Technologies, Ltd. Muffler with catalytic converter
CA2569447A1 (en) * 2005-11-30 2007-05-30 Nett Technologies Inc. Device for exhaust gas purification for spark-ignited engines
JP2007185894A (ja) * 2006-01-13 2007-07-26 Komatsu Zenoah Co チェーンソー
US20070290510A1 (en) * 2006-06-16 2007-12-20 Aratari Robert Combustion Generator Enhancement Device
EP1895118A1 (de) * 2006-08-29 2008-03-05 Tecumseh Products Company Passiver Sekundärluftschalldämpfer
DE202006013279U1 (de) * 2006-08-30 2008-01-17 Dolmar Gmbh Motorbetriebenes Arbeitsgerät
DE202006013280U1 (de) * 2006-08-30 2008-02-07 Dolmar Gmbh Schalldämpfer mit Kiemenauslass
WO2008079056A1 (en) * 2006-12-22 2008-07-03 Husqvarna Aktiebolaget Exhaust muffler comprising a catalytic converter
US8251173B2 (en) * 2009-07-23 2012-08-28 Briggs & Stratton Corporation Muffler attachment system
DE102010020728A1 (de) * 2010-05-17 2011-11-17 Mtu Friedrichshafen Gmbh Abgasnachbehandlungsanlage
JP5862010B2 (ja) * 2010-12-24 2016-02-16 日立工機株式会社 エンジン用マフラ及びそれを備えたエンジン作業機
US9121319B2 (en) 2012-10-16 2015-09-01 Universal Acoustic & Emission Technologies Low pressure drop, high efficiency spark or particulate arresting devices and methods of use
GB2603883B (en) 2018-04-02 2022-11-23 Cummins Emission Solutions Inc Aftertreatment system including noise reducing components
WO2020009694A1 (en) 2018-07-03 2020-01-09 Cummins Emission Solutions Inc. Body mixing decomposition reactor

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SE465834B (sv) * 1989-05-29 1991-11-04 Electrolux Ab Anordning foer avgasrening till foerbraenningsmotor t ex kedjesaagmotor
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JP2581164Y2 (ja) * 1991-03-26 1998-09-21 株式会社共立 触媒を設けたマフラー
JP2603033B2 (ja) * 1991-08-30 1997-04-23 ブリッグス アンド ストラットン コーポレイション 排気装置用マフラ
US5177962A (en) * 1992-01-14 1993-01-12 Tecumseh Products Company External spark arrestor
EP0556846A1 (de) * 1992-02-19 1993-08-25 LEISTRITZ AG & CO. Abgastechnik Abgasschalldämpfer für Dieselmotoren insbesondere von Nutzfahrzeugen

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202011000529U1 (de) 2011-03-09 2012-06-12 Makita Corporation Anordnung eines Schalldämpfers an einem Verbrennungsmotor mit verbesserter Ankopplung an den Zylinder
EP2497916A1 (de) 2011-03-09 2012-09-12 Makita Corporation Anordnung eines Schalldämpfers an einem Verbrennungsmotor mit verbesserter Ankopplung an den Zylinder
US8517143B2 (en) 2011-03-09 2013-08-27 Makita Corporation Arrangement of a silencer on a combustion motor with improved coupling to the cylinder

Also Published As

Publication number Publication date
EP0740739A1 (de) 1996-11-06
US5521339A (en) 1996-05-28
AU4101496A (en) 1996-06-17
WO1996016258A1 (en) 1996-05-30
SE510216C2 (sv) 1999-05-03
SE9602506L (sv) 1996-09-12
JP3816953B2 (ja) 2006-08-30
MX9602681A (es) 1997-05-31
SE9602506D0 (sv) 1996-06-25
JPH09507898A (ja) 1997-08-12
CA2179651A1 (en) 1996-05-30

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