JP2013007317A - エンジン作業機 - Google Patents

エンジン作業機 Download PDF

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Publication number
JP2013007317A
JP2013007317A JP2011140152A JP2011140152A JP2013007317A JP 2013007317 A JP2013007317 A JP 2013007317A JP 2011140152 A JP2011140152 A JP 2011140152A JP 2011140152 A JP2011140152 A JP 2011140152A JP 2013007317 A JP2013007317 A JP 2013007317A
Authority
JP
Japan
Prior art keywords
engine
muffler
expansion chamber
exhaust port
working machine
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
JP2011140152A
Other languages
English (en)
Japanese (ja)
Other versions
JP2013007317A5 (enExample
Inventor
Naoto Ichihashi
直人 一橋
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.)
Koki Holdings Co Ltd
Original Assignee
Hitachi Koki Co Ltd
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 Hitachi Koki Co Ltd filed Critical Hitachi Koki Co Ltd
Priority to JP2011140152A priority Critical patent/JP2013007317A/ja
Priority to PCT/JP2012/066635 priority patent/WO2012176940A1/en
Publication of JP2013007317A publication Critical patent/JP2013007317A/ja
Publication of JP2013007317A5 publication Critical patent/JP2013007317A5/ja
Pending legal-status Critical Current

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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
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/02—Silencing apparatus characterised by method of silencing by using resonance
    • 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
    • F01N2230/04—Catalytic converters
    • 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
    • F01N2260/00—Exhaust treating devices having provisions not otherwise provided for
    • F01N2260/18—Exhaust treating devices having provisions not otherwise provided for for improving rigidity, e.g. by wings, ribs
    • 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
    • F01N2340/00—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the exhaust apparatus; Spatial arrangements of exhaust apparatuses
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)
  • Exhaust Gas After Treatment (AREA)
JP2011140152A 2011-06-24 2011-06-24 エンジン作業機 Pending JP2013007317A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2011140152A JP2013007317A (ja) 2011-06-24 2011-06-24 エンジン作業機
PCT/JP2012/066635 WO2012176940A1 (en) 2011-06-24 2012-06-22 Engine working machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011140152A JP2013007317A (ja) 2011-06-24 2011-06-24 エンジン作業機

Publications (2)

Publication Number Publication Date
JP2013007317A true JP2013007317A (ja) 2013-01-10
JP2013007317A5 JP2013007317A5 (enExample) 2014-07-31

Family

ID=46604024

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011140152A Pending JP2013007317A (ja) 2011-06-24 2011-06-24 エンジン作業機

Country Status (2)

Country Link
JP (1) JP2013007317A (enExample)
WO (1) WO2012176940A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11300035B2 (en) 2018-08-30 2022-04-12 Honda Motor Co., Ltd. General-purpose engine

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6478689B2 (ja) * 2015-02-13 2019-03-06 株式会社やまびこ マフラ付きエンジン、手持ち作業機
US11377996B2 (en) * 2017-06-09 2022-07-05 Briggs & Stratton, Llc Muffler with baffle defining multiple chambers
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
CN114033528A (zh) * 2021-11-23 2022-02-11 滨州职业学院 一种船舶轮机设备尾部的节能装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10212939A (ja) * 1997-01-31 1998-08-11 Kioritz Corp ２サイクル内燃エンジン用マフラー
JP2002522685A (ja) * 1998-08-01 2002-07-23 アンドレアス シュティール アーゲー ウント コー． 排ガス消音器
JP2002242666A (ja) * 2001-02-16 2002-08-28 Ishikawajima Shibaura Mach Co Ltd 小型エンジンのマフラ構造
JP2007528792A (ja) * 2003-12-09 2007-10-18 フスクバルナ アクティエボラーグ 携帯型工作機械
JP2009156158A (ja) * 2007-12-26 2009-07-16 Husqvarna Zenoah Co Ltd エンジンのマフラ及び触媒装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5548955A (en) * 1994-10-19 1996-08-27 Briggs & Stratton Corporation Catalytic converter having a venturi formed from two stamped components
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
JPWO2006080441A1 (ja) * 2005-01-28 2008-06-19 株式会社平岡製作所 小型エンジン用のマフラー
JP2011140152A (ja) 2010-01-06 2011-07-21 Sharp Corp 画像形成装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10212939A (ja) * 1997-01-31 1998-08-11 Kioritz Corp ２サイクル内燃エンジン用マフラー
JP2002522685A (ja) * 1998-08-01 2002-07-23 アンドレアス シュティール アーゲー ウント コー． 排ガス消音器
JP2002242666A (ja) * 2001-02-16 2002-08-28 Ishikawajima Shibaura Mach Co Ltd 小型エンジンのマフラ構造
JP2007528792A (ja) * 2003-12-09 2007-10-18 フスクバルナ アクティエボラーグ 携帯型工作機械
JP2009156158A (ja) * 2007-12-26 2009-07-16 Husqvarna Zenoah Co Ltd エンジンのマフラ及び触媒装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11300035B2 (en) 2018-08-30 2022-04-12 Honda Motor Co., Ltd. General-purpose engine

Also Published As

Publication number Publication date
WO2012176940A1 (en) 2012-12-27

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