DE419864T1 - Schalldaempfer fuer industriemotor. - Google Patents

Schalldaempfer fuer industriemotor.

Info

Publication number
DE419864T1
DE419864T1 DE199090116392T DE90116392T DE419864T1 DE 419864 T1 DE419864 T1 DE 419864T1 DE 199090116392 T DE199090116392 T DE 199090116392T DE 90116392 T DE90116392 T DE 90116392T DE 419864 T1 DE419864 T1 DE 419864T1
Authority
DE
Germany
Prior art keywords
channel
silencer
muffler
industrial
main body
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
DE199090116392T
Other languages
English (en)
Inventor
C/O Nagoya Mach.Works Mitsubishi Tomiya Nakamura-Ku Nagoya-Shi Aichi-Ken Kato
Nagoya Mach.Works Mitsubishi Yoshio Kobayashi
C/O Nagoya Mach.Works Mitsubishi Toru Sato
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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries 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
Priority claimed from JP1989100431U external-priority patent/JP2510348Y2/ja
Priority claimed from JP1990026190U external-priority patent/JP2539675Y2/ja
Application filed by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of DE419864T1 publication Critical patent/DE419864T1/de
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 ; 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
    • F01N13/16—Selection of particular materials
    • 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
    • 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
    • F01N13/001—Gas flow channels or gas chambers being at least partly formed in the structural parts of the engine or machine
    • 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
    • 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
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F01N13/1861—Construction facilitating manufacture, assembly, or disassembly the assembly using parts formed by casting or moulding
    • F01N13/1866—Construction facilitating manufacture, assembly, or disassembly the assembly using parts formed by casting or moulding the channels or tubes thereof being made integrally with the 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
    • 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
    • F01N13/18—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
    • 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
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F01N13/1861—Construction facilitating manufacture, assembly, or disassembly the assembly using parts formed by casting or moulding
    • 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 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
    • F01N2470/00—Structure or shape of gas passages, pipes or tubes
    • F01N2470/18—Structure or shape of gas passages, pipes or tubes the axis of inlet or outlet tubes being other than the longitudinal axis of apparatus
    • 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
    • F01N2530/00—Selection of materials for tubes, chambers or housings
    • F01N2530/06—Aluminium or alloys 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
    • F01N2590/00—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines
    • F01N2590/08—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for heavy duty applications, e.g. trucks, buses, tractors, locomotives

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)

Claims (6)

041986' 90 116 392.3-2301 Mitsubishi Jukogyo Kabushiki Kaisha Patentansprüche:
1. Schalldämpfer für Industriemotor, bei dem ein mit einem Abgasauslaß in Verbindung stehender Kanal (materialeinheitlich) an der Innenseite eines aus einem Aluminium-Spritzgußstück bestehenden Schalldämpferhauptkörpers angeformt und ein innerer Deckel an der offenen Seite des Kanals unter Bildung eines Abgasdurchgangs, der auch als Abgasrohr dient, innerhalb des Schalldämpf erhauptkörpers montiert ist, dadurch gekennzeichnet, daß sich eine Querschnittsfläche des Kanals von seinem Einlaß zum Abgasauslaß allmählich oder stufenweise verkleinert.
2. Schalldämpfer für Industriemotor nach Anspruch 1, dadurch gekennzeichnet, daß der Kanal U-förmig ausgebildet ist.
3. Schalldämpfer für Industriemotor nach Anspruch 1, dadurch gekennzeichnet, daß sich eine Kanalbreite des Kanals allmählich oder stufenweise verringert.
4. Schalldämpfer für Industriemotor nach Anspruch 1, dadurch gekennzeichnet, daß sich eine Kanaltiefe des Kanals allmählich oder stufenweise verringert.
5. Schalldämpfer für Industriemotor, bei dem ein mit einem Abgasauslaß in Verbindung stehender Kanal (materialeinheitlich) an der Innenseite eines aus einem Aluminium-Spritzgußstück bestehenden Schalldämpferhaupt körpers angeformt und ein innerer Deckel an der offenen Seite des Kanals unter Bildung eines Abgasdurchgangs,
der auch als Abgasrohr dient, innerhalb des Schalldämpferhauptkörpers montiert ist, dadurch gekennzeichnet, daß am Abgasauslaß eine vorstehende oder hochgezogene Wand, die sich an den inneren Deckel anzulegen vermag, materialeinheitlich mit dem Schalldämpferhauptkörper ausgebildet ist.
6. Schalldämpfer für Industriemotor nach Anspruch 5, dadurch gekennzeichnet, daß die vorstehende oder hochgezogene Wand so ausgebildet ist, daß sie an der Innenseite des Schalldämpferhauptkörpers vorsteht.
DE199090116392T 1989-08-30 1990-08-27 Schalldaempfer fuer industriemotor. Pending DE419864T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1989100431U JP2510348Y2 (ja) 1989-08-30 1989-08-30 消音器
JP1990026190U JP2539675Y2 (ja) 1990-03-16 1990-03-16 マフラテールパイプ構造

Publications (1)

Publication Number Publication Date
DE419864T1 true DE419864T1 (de) 1991-09-05

Family

ID=26363936

Family Applications (4)

Application Number Title Priority Date Filing Date
DE199090116392T Pending DE419864T1 (de) 1989-08-30 1990-08-27 Schalldaempfer fuer industriemotor.
DE69014905T Expired - Fee Related DE69014905T2 (de) 1989-08-30 1990-08-27 Schalldämpfer für Industriemotor.
DE199292112116T Pending DE513850T1 (de) 1989-08-30 1990-08-27 Schalldaempfer fuer industriemotor.
DE90116392T Expired - Fee Related DE69004205T2 (de) 1989-08-30 1990-08-27 Schalldämpfer für Industriemotor.

Family Applications After (3)

Application Number Title Priority Date Filing Date
DE69014905T Expired - Fee Related DE69014905T2 (de) 1989-08-30 1990-08-27 Schalldämpfer für Industriemotor.
DE199292112116T Pending DE513850T1 (de) 1989-08-30 1990-08-27 Schalldaempfer fuer industriemotor.
DE90116392T Expired - Fee Related DE69004205T2 (de) 1989-08-30 1990-08-27 Schalldämpfer für Industriemotor.

Country Status (5)

Country Link
US (1) US5109949A (de)
EP (2) EP0513850B1 (de)
AU (1) AU615389B2 (de)
CA (1) CA2023946C (de)
DE (4) DE419864T1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5857329A (en) * 1997-03-14 1999-01-12 Deere & Company One-piece combined muffler exhaust outlet and exhaust gas deflector
IT1306539B1 (it) * 1998-04-03 2001-06-11 Polini Motori S P A Marmitta di scarico per motori a combustione interna
WO2002036942A1 (en) * 2000-11-03 2002-05-10 Aktiebolaget Electrolux Muffler for internal combustion engine
US8132646B2 (en) * 2003-08-06 2012-03-13 Andreas Stihl Ag & Co. Kg Exhaust gas muffler
DE10361216B4 (de) * 2003-12-24 2012-11-15 Andreas Stihl Ag & Co. Kg Abgasschalldämpfer
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
JP5066344B2 (ja) * 2006-06-21 2012-11-07 ハスクバーナ・ゼノア株式会社 マフラー
DE202006013280U1 (de) * 2006-08-30 2008-02-07 Dolmar Gmbh Schalldämpfer mit Kiemenauslass
JP5765528B2 (ja) * 2011-03-25 2015-08-19 日立工機株式会社 マフラー及びエンジン作業機

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB280315A (en) * 1927-06-02 1927-11-17 William Alfred Lees Improvements in silencers for internal combustion engines
DE2643240A1 (de) * 1976-09-25 1978-04-06 Stihl Maschf Andreas Schalldaempfer, insbesondere fuer tragbare motorkettensaegen
FR2376291A1 (fr) * 1976-12-29 1978-07-28 Maco Meudon Sa Dispositif a silencieux pour l'admission de gaz
DE2725899A1 (de) * 1977-06-08 1978-12-21 Stihl Maschf Andreas Auspuff-schalldaempfer
US4418790A (en) * 1981-11-18 1983-12-06 Mcculloch Corporation Method and apparatus for attenuating sound
US4538701A (en) * 1982-07-19 1985-09-03 Tecumseh Products Company Muffler
JPS5943990A (ja) * 1982-09-02 1984-03-12 Sanyo Electric Co Ltd 密閉型圧縮機の消音装置
FR2550820B1 (fr) * 1983-08-18 1987-08-21 Jourdan Charles Dispositif d'echappement pour moteur a combustion interne
DE8817162U1 (de) * 1987-12-08 1993-08-05 Fa. Andreas Stihl, 71336 Waiblingen Abgasschalldämpfer für Zweitaktmotoren
JPH0250120A (ja) * 1988-08-11 1990-02-20 Minolta Camera Co Ltd ズームレンズ
JPH0614028Y2 (ja) * 1988-09-30 1994-04-13 三菱重工業株式会社 消音器

Also Published As

Publication number Publication date
EP0419864B1 (de) 1993-10-27
DE69004205D1 (de) 1993-12-02
DE513850T1 (de) 1993-04-08
CA2023946A1 (en) 1991-03-01
EP0419864A3 (en) 1991-09-04
DE69004205T2 (de) 1994-03-31
DE69014905T2 (de) 1995-06-14
EP0419864A2 (de) 1991-04-03
AU615389B2 (en) 1991-09-26
US5109949A (en) 1992-05-05
CA2023946C (en) 1994-03-01
EP0513850B1 (de) 1994-12-07
AU6127490A (en) 1991-03-07
DE69014905D1 (de) 1995-01-19
EP0513850A3 (en) 1993-01-13
EP0513850A2 (de) 1992-11-19

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