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SE9700014D0 - Muffler for a two-stroke engine - Google Patents

Muffler for a two-stroke engine

Info

Publication number
SE9700014D0
SE9700014D0 SE9700014A SE9700014A SE9700014D0 SE 9700014 D0 SE9700014 D0 SE 9700014D0 SE 9700014 A SE9700014 A SE 9700014A SE 9700014 A SE9700014 A SE 9700014A SE 9700014 D0 SE9700014 D0 SE 9700014D0
Authority
SE
Sweden
Prior art keywords
muffler
exhaust gas
external air
expansion chamber
engine
Prior art date
Application number
SE9700014A
Other languages
English (en)
Other versions
SE9700014L (sv
SE520831C2 (sv
Inventor
Isao Masuda
Shigeru Sato
Yasuharu Sato
Kengo Kubo
Original Assignee
Kioritz 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 Kioritz Corp filed Critical Kioritz Corp
Publication of SE9700014D0 publication Critical patent/SE9700014D0/sv
Publication of SE9700014L publication Critical patent/SE9700014L/sv
Publication of SE520831C2 publication Critical patent/SE520831C2/sv

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
    • F01N13/002—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
    • 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
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/14—Silencing apparatus characterised by method of silencing by adding air to exhaust gases
    • 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
    • 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
    • F01N3/30—Arrangements for supply of additional air
    • F01N3/34—Arrangements for supply of additional air using air conduits or jet air pumps, e.g. near the engine exhaust port
    • 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
    • F01N2290/00—Movable parts or members in exhaust systems for other than for control purposes
    • F01N2290/02—Movable parts or members in exhaust systems for other than for control purposes with continuous rotary movement
    • F01N2290/04—Movable parts or members in exhaust systems for other than for control purposes with continuous rotary movement driven by exhaust gases
    • 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
    • F01N2470/30—Tubes with restrictions, i.e. venturi or the like, e.g. for sucking air or measuring mass flow
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Silencers (AREA)
  • Exhaust Gas After Treatment (AREA)
SE9700014A 1996-04-05 1997-01-03 Ljuddämpare för tvåtaktsmotor SE520831C2 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP08432496A JP3863939B2 (ja) 1996-04-05 1996-04-05 ２サイクルエンジンのマフラー

Publications (3)

Publication Number Publication Date
SE9700014D0 true SE9700014D0 (sv) 1997-01-03
SE9700014L SE9700014L (sv) 1997-10-06
SE520831C2 SE520831C2 (sv) 2003-09-02

Family

ID=13827342

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9700014A SE520831C2 (sv) 1996-04-05 1997-01-03 Ljuddämpare för tvåtaktsmotor

Country Status (4)

Country Link
US (1) US5738184A (sv)
JP (1) JP3863939B2 (sv)
DE (1) DE19654763B4 (sv)
SE (1) SE520831C2 (sv)

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* Cited by examiner, † Cited by third party
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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
JP3830218B2 (ja) * 1997-01-31 2006-10-04 株式会社共立 ２サイクル内燃エンジン用マフラー
JP3499736B2 (ja) * 1997-12-19 2004-02-23 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
JP3499741B2 (ja) * 1998-04-10 2004-02-23 株式会社共立 内燃エンジンのマフラー
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
DE19929222C1 (de) * 1999-06-25 2000-08-10 Bartels Mangold Electronic Gmb Gaswechselsystem und Gaswechselverfahren für einen Zweitaktmotor
DE10146513B4 (de) * 2001-09-21 2012-11-15 Andreas Stihl Ag & Co. Schalldämpferanordnung für einen Verbrennungsmotor
US6789644B2 (en) * 2001-11-06 2004-09-14 Hiraoka Manufacturing Co., Ltd. Engine muffler
JP3944054B2 (ja) 2002-10-30 2007-07-11 本田技研工業株式会社 エンジンの排気ガス浄化装置
DE20300769U1 (de) * 2003-01-17 2004-05-27 Dolmar Gmbh Abgasschalldämpfer
US7051524B1 (en) 2003-06-30 2006-05-30 Bernard A Kraft Venturi device
US7156202B2 (en) * 2004-04-05 2007-01-02 Mtd Products Inc Method and apparatus for venting exhaust gas from an engine
US7464543B2 (en) * 2004-05-25 2008-12-16 Cameron International Corporation Two-stroke lean burn gas engine with a silencer/catalytic converter
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
DE102005029835A1 (de) * 2005-06-27 2007-01-04 Robert Bosch Gmbh Abgasbehandlungseinrichtung
CA2569447A1 (en) * 2005-11-30 2007-05-30 Nett Technologies Inc. Device for exhaust gas purification for spark-ignited engines
JP2007297985A (ja) * 2006-05-01 2007-11-15 Yamaha Motor Co Ltd 排気装置およびその排気装置を備えた車両
EP1895118A1 (en) * 2006-08-29 2008-03-05 Tecumseh Products Company Passive secondary air muffler
DE202006013280U1 (de) * 2006-08-30 2008-02-07 Dolmar Gmbh Schalldämpfer mit Kiemenauslass
US9027330B2 (en) * 2006-12-22 2015-05-12 Husqvarna Aktiebolag Exhaust muffler comprising a catalytic converter
TW200848599A (en) * 2007-06-12 2008-12-16 Sentec E & E Co Ltd Positioning device for catalyst core plate
TWM333469U (en) * 2007-09-12 2008-06-01 Sentec E & Amp E Co Ltd The improvement of the positioning fitting for the catalyst tubular core
US7578369B2 (en) * 2007-09-25 2009-08-25 Hamilton Sundstrand Corporation Mixed-flow exhaust silencer assembly
DE202008005168U1 (de) * 2008-04-14 2009-08-27 Dolmar Gmbh Schalldämpfer für ein Motorgerät
US8136350B2 (en) * 2008-05-28 2012-03-20 Briggs & Stratton Corporation Catalytic muffler having crossover passageway for secondary air
US20110101683A1 (en) * 2009-11-05 2011-05-05 Daimler Trucks North America Llc Vehicle exhaust decoupler
JP5678541B2 (ja) * 2010-09-22 2015-03-04 日立工機株式会社 携帯作業機用２サイクルエンジンおよびそれを備えた携帯作業機
DE202011000534U1 (de) * 2011-03-09 2012-06-11 Makita Corporation Schalldämpfer für einen Zweitaktmotor eines Motorarbeitsgerätes
DE202011000525U1 (de) * 2011-03-09 2012-06-12 Makita Corporation Zweitaktmotor mit verbessertem Schalldämpfer und angepasstem Motormanagement
JP2013044455A (ja) * 2011-08-23 2013-03-04 Yoshiyuki Nakata 内燃機関
JP6084487B2 (ja) * 2013-03-11 2017-02-22 本田技研工業株式会社 触媒コンバータ付きマフラ
US9388718B2 (en) 2014-03-27 2016-07-12 Ge Oil & Gas Compression Systems, Llc System and method for tuned exhaust
JP6106123B2 (ja) * 2014-04-15 2017-03-29 株式会社丸山製作所 内燃機関用マフラー
JP6574693B2 (ja) * 2015-12-11 2019-09-11 川崎重工業株式会社 エンジンのマフラ
JPWO2017130660A1 (ja) * 2016-01-30 2018-11-01 工機ホールディングス株式会社 エンジン及びエンジン作業機
DE102016113756A1 (de) * 2016-07-26 2018-02-01 Motorenfabrik Hatz Gmbh & Co Kg Schalldämpfer für Einzylinder-Dieselmotor
WO2019045701A1 (en) * 2017-08-30 2019-03-07 Faurecia Emissions Control Technologies, Usa, Llc VENTURI TYPE INJECTOR CONE
CZ201880A3 (cs) * 2018-02-19 2019-11-13 Martin Ĺ ula Výfukový rezonátor dvoudobého motoru s katalyzátorem výfukových plynů
JP6991595B2 (ja) * 2020-03-30 2022-02-03 征男 増山 排気促進装置
DE102020131039A1 (de) 2020-11-24 2022-05-25 Tenneco Gmbh Abgaskühlvorrichtung
JP2022163291A (ja) * 2021-04-14 2022-10-26 株式会社やまびこ 層状掃気式エンジン用マフラ
FR3143665A1 (fr) * 2022-12-19 2024-06-21 Renault S.A.S Volume acoustique d’échappement d’un véhicule automobile comportant un écran thermique

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JPS5343930A (en) * 1976-10-01 1978-04-20 Kondo Hiroatsu Sheet blind
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JP2730738B2 (ja) * 1987-12-08 1998-03-25 アンドレアス シュティール ２サイクルエンジンの排ガス消音器
JPH04175418A (ja) * 1990-11-07 1992-06-23 Ebara Corp 触媒内包消音器
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
US5431013A (en) * 1993-01-11 1995-07-11 Fuji Jukogyo Kabushiki Kaisha Engine exhaust apparatus
US5339629A (en) * 1993-03-05 1994-08-23 Briggs & Stratton Corporation External catalytic converter for small internal combustion engines
JP3280209B2 (ja) * 1995-10-20 2002-04-30 株式会社共立 内燃機関のマフラー構造
JPH09184418A (ja) * 1995-12-28 1997-07-15 Kioritz Corp 内燃機関の排気マフラー
JP3752299B2 (ja) * 1996-04-05 2006-03-08 株式会社共立 ２サイクルエンジンのマフラー

Also Published As

Publication number Publication date
SE9700014L (sv) 1997-10-06
SE520831C2 (sv) 2003-09-02
US5738184A (en) 1998-04-14
JPH09273419A (ja) 1997-10-21
DE19654763B4 (de) 2005-12-01
JP3863939B2 (ja) 2006-12-27
DE19654763A1 (de) 1997-10-09

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