JP2002522685A - 排ガス消音器 - Google Patents

排ガス消音器

Info

Publication number
JP2002522685A
JP2002522685A JP2000563924A JP2000563924A JP2002522685A JP 2002522685 A JP2002522685 A JP 2002522685A JP 2000563924 A JP2000563924 A JP 2000563924A JP 2000563924 A JP2000563924 A JP 2000563924A JP 2002522685 A JP2002522685 A JP 2002522685A
Authority
JP
Japan
Prior art keywords
exhaust gas
housing
silencer
muffler
outlet
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.)
Pending
Application number
JP2000563924A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002522685A5 (enExample
Inventor
シュトル、ゲルハルト
ブルガー、ヴォルフ
ヴェルペルト、グスタフ
リーガー、トマス
ホッツ、ロナルド
デュル、ベルンハルト
Original Assignee
アンドレアス シュティール アーゲー ウント コー．
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 アンドレアス シュティール アーゲー ウント コー． filed Critical アンドレアス シュティール アーゲー ウント コー．
Publication of JP2002522685A publication Critical patent/JP2002522685A/ja
Publication of JP2002522685A5 publication Critical patent/JP2002522685A5/ja
Pending 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
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F01N13/1888—Construction facilitating manufacture, assembly, or disassembly the housing of the assembly consisting of two or more parts, e.g. two half-shells
    • F01N13/1894—Construction facilitating manufacture, assembly, or disassembly the housing of the assembly consisting of two or more parts, e.g. two half-shells the parts being assembled in longitudinal direction
    • 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
    • F01N3/18—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 methods of operation; Control
    • F01N3/20—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 methods of operation; Control specially adapted for catalytic conversion
    • F01N3/2053—By-passing catalytic reactors, e.g. to prevent overheating
    • 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
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
    • F02B63/02—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for hand-held tools
    • 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
    • F01N2450/00—Methods or apparatus for fitting, inserting or repairing different elements
    • F01N2450/24—Methods or apparatus for fitting, inserting or repairing different elements by bolts, screws, rivets or the like
    • 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 exhaust gas passages, pipes or tubes
    • F01N2470/02—Tubes being perforated
    • F01N2470/04—Tubes being perforated characterised by shape, disposition or dimensions of apertures
    • 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 exhaust 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 exhaust gas passages, pipes or tubes
    • F01N2470/10—Tubes having non-circular cross section
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/027—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four

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 Gas After Treatment (AREA)
  • Exhaust Silencers (AREA)
JP2000563924A 1998-08-01 1999-07-21 排ガス消音器 Pending JP2002522685A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19834822.3 1998-08-01
DE19834822A DE19834822A1 (de) 1998-08-01 1998-08-01 Abgasschalldämpfer mit einem Katalysator
PCT/EP1999/005187 WO2000008315A1 (de) 1998-08-01 1999-07-21 Abgasschalldämpfer mit einem katalysator

Publications (2)

Publication Number Publication Date
JP2002522685A true JP2002522685A (ja) 2002-07-23
JP2002522685A5 JP2002522685A5 (enExample) 2006-07-13

Family

ID=7876171

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000563924A Pending JP2002522685A (ja) 1998-08-01 1999-07-21 排ガス消音器

Country Status (4)

Country Link
US (1) US6393835B1 (enExample)
JP (1) JP2002522685A (enExample)
DE (1) DE19834822A1 (enExample)
WO (1) WO2000008315A1 (enExample)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006080441A1 (ja) * 2005-01-28 2006-08-03 Hiraoka Manufacturing Co., Ltd. 小型エンジン用のマフラー
WO2007094419A1 (ja) * 2006-02-15 2007-08-23 Husqvarna Zenoah Co., Ltd. マフラ、作業機械
JP2013007317A (ja) * 2011-06-24 2013-01-10 Hitachi Koki Co Ltd エンジン作業機
JP2014181580A (ja) * 2013-03-18 2014-09-29 Makita Corp マフラ装置および携帯型作業機
JP2014238063A (ja) * 2013-06-10 2014-12-18 株式会社丸山製作所 携帯式エンジン用マフラー
JP2019108862A (ja) * 2017-12-19 2019-07-04 本田技研工業株式会社 マフラー装置
JP2019108861A (ja) * 2017-12-19 2019-07-04 本田技研工業株式会社 マフラー装置
CN110118114A (zh) * 2019-02-28 2019-08-13 浙江亚特电器有限公司 一种四冲程汽油机链锯的消音器排气结构
JP7562412B2 (ja) 2017-12-01 2024-10-07 アー・ファウ・エル・リスト・ゲー・エム・ベー・ハー 排ガス後処理システム

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DE10011023A1 (de) * 2000-03-07 2001-09-13 Wolfgang Riese Schalldämpfer für Kompressoren
DK1268989T3 (da) * 2000-03-21 2007-01-08 Silentor Holding As Dæmper indeholdende ét eller flere poröse legemer
DE10042145A1 (de) * 2000-08-26 2002-03-07 Stihl Maschf Andreas Abgasschalldämpfer für eine Brennkraftmaschine
WO2002036942A1 (en) * 2000-11-03 2002-05-10 Aktiebolaget Electrolux Muffler for internal combustion engine
US6684633B2 (en) * 2001-04-27 2004-02-03 Marion Barney Jett Exhaust device for two-stroke internal combustion engine
US6634257B2 (en) * 2002-01-15 2003-10-21 John W. Long Sharpening method and apparatus for rotary knives
US6837335B2 (en) * 2002-01-31 2005-01-04 Mtd Products Inc Replaceable catalyst for exhaust system
DE10239132B4 (de) * 2002-08-27 2012-11-15 Andreas Stihl Ag & Co Abgasschalldämpfer
US7574796B2 (en) 2002-10-28 2009-08-18 Geo2 Technologies, Inc. Nonwoven composites and related products and methods
US7572311B2 (en) 2002-10-28 2009-08-11 Geo2 Technologies, Inc. Highly porous mullite particulate filter substrate
US6946013B2 (en) 2002-10-28 2005-09-20 Geo2 Technologies, Inc. Ceramic exhaust filter
US7582270B2 (en) 2002-10-28 2009-09-01 Geo2 Technologies, Inc. Multi-functional substantially fibrous mullite filtration substrates and devices
DE20300769U1 (de) * 2003-01-17 2004-05-27 Dolmar Gmbh Abgasschalldämpfer
US20040245044A1 (en) * 2003-04-18 2004-12-09 Gabriella Cerrato-Jay Tuned muffler for small internal combustion engines
US8132646B2 (en) * 2003-08-06 2012-03-13 Andreas Stihl Ag & Co. Kg Exhaust gas muffler
DE10336175B4 (de) * 2003-08-07 2012-07-12 Andreas Stihl Ag & Co. Kg Abgasschalldämpfer
DE10339468B4 (de) * 2003-08-27 2008-11-13 Oberland Mangold Gmbh Katalysatorkörper und Abgasanlage für einen Kleinmotor sowie Verfahren zur Herstellung des Katalysatorkörpers
DE202004000375U1 (de) 2004-01-12 2005-06-02 Dolmar Gmbh Abgasschalldämpfer
US7156202B2 (en) * 2004-04-05 2007-01-02 Mtd Products Inc Method and apparatus for venting exhaust gas from an engine
JP4381868B2 (ja) * 2004-04-07 2009-12-09 本田技研工業株式会社 エンジン用排気浄化機能付き排気マフラ
JP4444730B2 (ja) * 2004-05-17 2010-03-31 川崎重工業株式会社 小型エンジンのマフラ
US20050263344A1 (en) * 2004-05-27 2005-12-01 Warfel Paul A Exhaust gas muffler
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
SE0402469D0 (sv) * 2004-10-12 2004-10-12 Electrolux Ab Catalyst muffler preferably for a two-stroke internal combustion engine
DE102004054966A1 (de) * 2004-11-13 2006-05-18 Andreas Stihl Ag & Co. Kg Abgasschalldämpfer
US7287622B2 (en) * 2004-12-20 2007-10-30 Arctic Cat Inc. Exhaust muffler
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
MY149983A (en) * 2005-06-23 2013-11-15 Honda Motor Co Ltd Muffler unit for general-purpose engine
US7451849B1 (en) 2005-11-07 2008-11-18 Geo2 Technologies, Inc. Substantially fibrous exhaust screening system for motor vehicles
US7682577B2 (en) 2005-11-07 2010-03-23 Geo2 Technologies, Inc. Catalytic exhaust device for simplified installation or replacement
US7682578B2 (en) 2005-11-07 2010-03-23 Geo2 Technologies, Inc. Device for catalytically reducing exhaust
US7211232B1 (en) 2005-11-07 2007-05-01 Geo2 Technologies, Inc. Refractory exhaust filtering method and apparatus
US7444805B2 (en) 2005-12-30 2008-11-04 Geo2 Technologies, Inc. Substantially fibrous refractory device for cleaning a fluid
US7722828B2 (en) 2005-12-30 2010-05-25 Geo2 Technologies, Inc. Catalytic fibrous exhaust system and method for catalyzing an exhaust gas
JP2007185894A (ja) * 2006-01-13 2007-07-26 Komatsu Zenoah Co チェーンソー
US7563415B2 (en) 2006-03-03 2009-07-21 Geo2 Technologies, Inc Catalytic exhaust filter device
US7581620B2 (en) * 2006-08-10 2009-09-01 Woodrow Woods Marine muffler with angularly disposed internal baffle
US7905322B2 (en) * 2006-08-10 2011-03-15 Woodrow Woods Marine muffler with angularly disposed internal baffle
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
DE202006013382U1 (de) 2006-08-31 2008-01-03 Dolmar Gmbh Mehrschaliger Schalldämpfer / Hinderschalenkanal
EP2094950B1 (en) * 2006-12-22 2013-11-06 Husqvarna AB Exhaust muffler comprising a catalytic converter
US8136350B2 (en) * 2008-05-28 2012-03-20 Briggs & Stratton Corporation Catalytic muffler having crossover passageway for secondary air
DE102009014435A1 (de) * 2009-03-26 2010-10-14 J. Eberspächer GmbH & Co. KG Abgasbehandlungseinrichtung
DE102009014433A1 (de) 2009-03-26 2010-09-30 J. Eberspächer GmbH & Co. KG Abgasbehandlungseinrichtung
AT510788B1 (de) 2010-10-28 2012-10-15 Avl List Gmbh Abgasschalldämpferanordnung
DE102010062049A1 (de) * 2010-11-26 2012-05-31 J. Eberspächer GmbH & Co. KG Schalldämpfer
JP6000168B2 (ja) * 2013-03-11 2016-09-28 本田技研工業株式会社 触媒コンバータ付きマフラ
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
DE102018203066A1 (de) 2018-03-01 2019-09-05 Continental Automotive Gmbh Vorrichtung zur Abgasnachbehandlung
CN114233453B (zh) * 2021-12-23 2025-01-24 浙江中马园林机器股份有限公司 一种触媒消音器及应用该触媒消音器的油锯
DE102022117206A1 (de) 2022-07-11 2024-01-11 Andreas Stihl Ag & Co. Kg Abgasschalldämpfer und Verbrennungsmotor mit einem Abgasschalldämpfer

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US5521339A (en) * 1994-11-18 1996-05-28 Wci Outdoor Products, Inc. Catalyst muffler system
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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006080441A1 (ja) * 2005-01-28 2006-08-03 Hiraoka Manufacturing Co., Ltd. 小型エンジン用のマフラー
WO2007094419A1 (ja) * 2006-02-15 2007-08-23 Husqvarna Zenoah Co., Ltd. マフラ、作業機械
JP2007218149A (ja) * 2006-02-15 2007-08-30 Komatsu Zenoah Co マフラ、作業機械
US7726443B2 (en) 2006-02-15 2010-06-01 Husovarna Zenoah Co., Ltd. Muffler and working machine
JP2013007317A (ja) * 2011-06-24 2013-01-10 Hitachi Koki Co Ltd エンジン作業機
JP2014181580A (ja) * 2013-03-18 2014-09-29 Makita Corp マフラ装置および携帯型作業機
JP2014238063A (ja) * 2013-06-10 2014-12-18 株式会社丸山製作所 携帯式エンジン用マフラー
JP7562412B2 (ja) 2017-12-01 2024-10-07 アー・ファウ・エル・リスト・ゲー・エム・ベー・ハー 排ガス後処理システム
JP2019108862A (ja) * 2017-12-19 2019-07-04 本田技研工業株式会社 マフラー装置
JP2019108861A (ja) * 2017-12-19 2019-07-04 本田技研工業株式会社 マフラー装置
CN110118114A (zh) * 2019-02-28 2019-08-13 浙江亚特电器有限公司 一种四冲程汽油机链锯的消音器排气结构
CN110118114B (zh) * 2019-02-28 2023-10-13 浙江亚特电器股份有限公司 一种四冲程汽油机链锯的消音器排气结构

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