SE9700014D0 - Muffler for a two-stroke engine - Google Patents
Muffler for a two-stroke engineInfo
- 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
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)
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) |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US7487633B2 (en) * | 2005-11-30 | 2009-02-10 | 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 |
WO2008079056A1 (en) * | 2006-12-22 | 2008-07-03 | Husqvarna Aktiebolaget | 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 |
DE112017000577T5 (de) * | 2016-01-30 | 2018-11-08 | Koki Holdings Co., Ltd. | Motor und Motorarbeitsmaschine |
DE102016113756A1 (de) * | 2016-07-26 | 2018-02-01 | Motorenfabrik Hatz Gmbh & Co Kg | Schalldämpfer für Einzylinder-Dieselmotor |
DE112017007996T5 (de) * | 2017-08-30 | 2020-06-04 | Faurecia Emissions Control Technologies, Usa, Llc | Einspritzdüsenkegel nach Art einer Venturidüse |
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 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7041152U (de) * | 1970-11-06 | 1971-05-06 | Maschinenfabrik Augsburg Nuernberg Ag | Auspuffanlage eines kraftfahrzeuges |
JPS5343930A (en) * | 1976-10-01 | 1978-04-20 | Kondo Hiroatsu | Sheet blind |
JPS60184919A (ja) * | 1984-03-01 | 1985-09-20 | Nissan Motor Co Ltd | 内燃機関用触媒マフラ−装置 |
SE467315B (sv) * | 1987-12-08 | 1992-06-29 | Stihl Maschf Andreas | Avgasljuddaempare foer tvaataktsmotorer, i synnerhet foer baerbara arbetsredskap |
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 |
-
1996
- 1996-04-05 JP JP08432496A patent/JP3863939B2/ja not_active Expired - Fee Related
- 1996-12-26 US US08/773,978 patent/US5738184A/en not_active Expired - Fee Related
- 1996-12-30 DE DE19654763A patent/DE19654763B4/de not_active Expired - Fee Related
-
1997
- 1997-01-03 SE SE9700014A patent/SE520831C2/sv not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE19654763A1 (de) | 1997-10-09 |
DE19654763B4 (de) | 2005-12-01 |
US5738184A (en) | 1998-04-14 |
JPH09273419A (ja) | 1997-10-21 |
SE9700014L (sv) | 1997-10-06 |
JP3863939B2 (ja) | 2006-12-27 |
SE520831C2 (sv) | 2003-09-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |