EP2944783A4 - Auspufftopf - Google Patents

Auspufftopf

Info

Publication number
EP2944783A4
EP2944783A4 EP13871221.1A EP13871221A EP2944783A4 EP 2944783 A4 EP2944783 A4 EP 2944783A4 EP 13871221 A EP13871221 A EP 13871221A EP 2944783 A4 EP2944783 A4 EP 2944783A4
Authority
EP
European Patent Office
Prior art keywords
muffler
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Withdrawn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
EP13871221.1A
Other languages
English (en)
French (fr)
Other versions
EP2944783A1 (de
Inventor
Katsuhiko Kainuma
Tomohiro Furuya
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.)
Futaba Industrial Co Ltd
Original Assignee
Futaba Industrial 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 Futaba Industrial Co Ltd filed Critical Futaba Industrial Co Ltd
Publication of EP2944783A1 publication Critical patent/EP2944783A1/de
Publication of EP2944783A4 publication Critical patent/EP2944783A4/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Withdrawn legal-status Critical Current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
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/02—Silencing apparatus characterised by method of silencing by using resonance
    • F01N1/023—Helmholtz resonators
    • 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
    • F01N1/026—Annular resonance chambers arranged concentrically to an exhaust passage and communicating with it, e.g. via at least one opening in the exhaust passage
    • 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
EP13871221.1A 2013-01-11 2013-12-18 Auspufftopf Withdrawn EP2944783A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013003714A JP6162407B2 (ja) 2013-01-11 2013-01-11 消音器
PCT/JP2013/083960 WO2014109192A1 (ja) 2013-01-11 2013-12-18 消音器

Publications (2)

Publication Number Publication Date
EP2944783A1 EP2944783A1 (de) 2015-11-18
EP2944783A4 true EP2944783A4 (de) 2016-08-31

Family

ID=51166851

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13871221.1A Withdrawn EP2944783A4 (de) 2013-01-11 2013-12-18 Auspufftopf

Country Status (6)

Country Link
US (1) US20150337699A1 (de)
EP (1) EP2944783A4 (de)
JP (1) JP6162407B2 (de)
CN (1) CN104903556A (de)
CA (1) CA2897138A1 (de)
WO (1) WO2014109192A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9095827B2 (en) 2008-04-21 2015-08-04 Tenneco Automotive Operating Company Inc. Exhaust gas flow mixer
US8939638B2 (en) 2008-04-21 2015-01-27 Tenneco Automotive Operating Company Inc. Method for mixing an exhaust gas flow
US10634024B2 (en) * 2014-09-11 2020-04-28 Faurecia Emissions Control Technologies, Usa, Llc Exhaust tube and tuning tube assembly with whistle reduction feature
US9534525B2 (en) 2015-05-27 2017-01-03 Tenneco Automotive Operating Company Inc. Mixer assembly for exhaust aftertreatment system
WO2017126083A1 (ja) * 2016-01-21 2017-07-27 フタバ産業株式会社 消音器
CN107622764A (zh) * 2016-07-13 2018-01-23 于泳林 一种噪音消除装置
US9856776B1 (en) * 2016-09-15 2018-01-02 Caterpillar Inc. Muffler with double shell housing
DE102019101418A1 (de) * 2018-01-26 2019-08-01 Futaba Industrial Co., Ltd. Schalldämpfer
US11319847B2 (en) 2018-09-19 2022-05-03 Tenneco Automotive Operating Company Inc. Exhaust device with noise suppression system
JP2022095467A (ja) * 2020-12-16 2022-06-28 フタバ産業株式会社 排気管
JP7457046B2 (ja) 2022-02-21 2024-03-27 フタバ産業株式会社 排気管

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3348629A (en) * 1965-10-07 1967-10-24 Gen Motors Corp Resonator silencer
JP2005105918A (ja) * 2003-09-30 2005-04-21 Honda Motor Co Ltd エンジンの排気消音装置

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2512823A (en) * 1945-05-02 1950-06-27 Blundell Alfred Air intake and exhaust silencer for internal-combustion engines
US3404750A (en) * 1966-07-14 1968-10-08 Walker Mfg Co Combination tailpipe spout and silencer
US3543878A (en) * 1969-08-19 1970-12-01 Chrysler Corp Automobile exhaust muffler
US3561562A (en) * 1970-01-02 1971-02-09 Vincent E Ignoffo Automotive exhaust system units
JPS52111Y2 (de) * 1973-06-28 1977-01-05
JPS556436U (de) * 1978-06-28 1980-01-17
JPS5667318U (de) * 1979-10-30 1981-06-04
US6336471B1 (en) * 1981-07-16 2002-01-08 James J. Feuling Flow system for enhancing undirectional fluid flow
JPS58175114U (ja) * 1982-05-18 1983-11-22 三菱自動車工業株式会社 消音装置
JPS60128929U (ja) * 1984-02-08 1985-08-29 日産自動車株式会社 エンジン排気系の端部構造
JPS62150516U (de) * 1986-03-15 1987-09-24
JPH0243416U (de) * 1988-09-16 1990-03-26
US5025889A (en) * 1989-08-25 1991-06-25 General Motors Corporation Engine noise reducer
US5016730A (en) * 1990-01-17 1991-05-21 Tolo, Inc. Acoustic filter having acoustic isolation of internal flow element
ES2040152T3 (es) * 1990-04-30 1993-10-01 Christian Dipl. Ing. Beidl Silenciador de escape, especialmente para motores de combustion interna de dos tiempos, con catalizador dispuesto a continuacion.
US5245140A (en) * 1992-04-20 1993-09-14 Wu Kan Chiao Muffler
EP0810354B1 (de) * 1996-05-29 2003-01-08 Calsonic Kansei Corporation Flexible Rohreinheit zur Verwendung in Auspuffsystem von Fahrzeugbrennkraftmaschine
US5839473A (en) * 1996-06-20 1998-11-24 Camco Manufacturing Inc. RV generator auxiliary exhaust system and method
JP3333707B2 (ja) * 1997-03-26 2002-10-15 本田技研工業株式会社 エンジンの排気管構造
JP2000161042A (ja) * 1998-11-24 2000-06-13 Futaba Industrial Co Ltd 排ガス冷却化マフラ
JP4514967B2 (ja) * 2001-01-11 2010-07-28 三恵技研工業株式会社 エンジン用マフラおよびその製造方法
JP3901483B2 (ja) * 2001-10-04 2007-04-04 ヤマハ発動機株式会社 エンジンの吸気音調整構造及び排気音調整構造
JP2003113706A (ja) * 2001-10-04 2003-04-18 Toyota Motor Corp 機関排気系のマフラ
US20060260869A1 (en) * 2005-05-18 2006-11-23 Kim Jay S Muffler having fluid swirling vanes
US7552797B2 (en) * 2007-06-15 2009-06-30 Don Emler Vehicular exhaust system
JP5064453B2 (ja) * 2009-07-31 2012-10-31 本田技研工業株式会社 車両用エンジンの排気管に設けられる消音器
CN102686840A (zh) * 2009-12-28 2012-09-19 丰田自动车株式会社 内燃机的排气装置
JP6276032B2 (ja) * 2014-01-08 2018-02-07 フタバ産業株式会社 排気消音装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3348629A (en) * 1965-10-07 1967-10-24 Gen Motors Corp Resonator silencer
JP2005105918A (ja) * 2003-09-30 2005-04-21 Honda Motor Co Ltd エンジンの排気消音装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014109192A1 *

Also Published As

Publication number Publication date
JP6162407B2 (ja) 2017-07-12
CN104903556A (zh) 2015-09-09
WO2014109192A1 (ja) 2014-07-17
JP2014134180A (ja) 2014-07-24
CA2897138A1 (en) 2014-07-17
US20150337699A1 (en) 2015-11-26
EP2944783A1 (de) 2015-11-18

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 20150612

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20160802

RIC1 Information provided on ipc code assigned before grant

Ipc: F01N 13/18 20100101AFI20160727BHEP

Ipc: F01N 13/08 20100101ALI20160727BHEP

Ipc: F01N 1/02 20060101ALI20160727BHEP

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: FUTABA INDUSTRIAL CO., LTD.

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Effective date: 20161102