EP0947674A3 - Muffler for internal combustion engine - Google Patents

Muffler for internal combustion engine Download PDF

Info

Publication number
EP0947674A3
EP0947674A3 EP99105157A EP99105157A EP0947674A3 EP 0947674 A3 EP0947674 A3 EP 0947674A3 EP 99105157 A EP99105157 A EP 99105157A EP 99105157 A EP99105157 A EP 99105157A EP 0947674 A3 EP0947674 A3 EP 0947674A3
Authority
EP
European Patent Office
Prior art keywords
internal combustion
muffler
combustion engine
portions
opening
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Withdrawn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
EP99105157A
Other languages
German (de)
French (fr)
Other versions
EP0947674A2 (en
Inventor
Carlo Polini
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.)
Polini Motori SpA
Original Assignee
Polini Motori SpA
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 Polini Motori SpA filed Critical Polini Motori SpA
Publication of EP0947674A2 publication Critical patent/EP0947674A2/en
Publication of EP0947674A3 publication Critical patent/EP0947674A3/en
Withdrawn legal-status Critical Current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
    • 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
    • F01N13/16—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
    • 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
    • F01N2530/00—Selection of materials for tubes, chambers or housings
    • F01N2530/06—Aluminium or alloys thereof

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)

Abstract

Exhaust muffler for internal combustion engines comprising at least two portions of external shell (1,2) reciprocally joined along perimeter edges (3) and internal separators (4) in one-piece with at least one of the portions of external shell to form chambers (5,6,7) and/or connecting pipes (8,9) fit to allow the passage of the exhaust gases from an entry section, or opening (10), to an exit section, or opening (11), for the exhaust gases.
EP99105157A 1998-04-03 1999-03-29 Muffler for internal combustion engine Withdrawn EP0947674A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT1998LC000002A IT1306539B1 (en) 1998-04-03 1998-04-03 EXHAUST MUFFLER FOR INTERNAL COMBUSTION ENGINES
ITLC980002 1998-04-03

Publications (2)

Publication Number Publication Date
EP0947674A2 EP0947674A2 (en) 1999-10-06
EP0947674A3 true EP0947674A3 (en) 2000-01-12

Family

ID=11355654

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99105157A Withdrawn EP0947674A3 (en) 1998-04-03 1999-03-29 Muffler for internal combustion engine

Country Status (3)

Country Link
EP (1) EP0947674A3 (en)
ES (1) ES2137913T1 (en)
IT (1) IT1306539B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3967515B2 (en) * 2000-02-16 2007-08-29 株式会社神戸製鋼所 Titanium alloy material for muffler and muffler

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1476491A1 (en) * 1963-06-17 1969-10-02 Cie Generale Du Duralumin Et D Muffler
US4084658A (en) * 1976-11-05 1978-04-18 Custom-Bilt Tunable expansion chamber for internal combustion engines
JPS59108815A (en) * 1982-12-14 1984-06-23 Kawasaki Heavy Ind Ltd Exhauster for two-cycle engine
DE3516442A1 (en) * 1985-05-08 1986-11-13 Jörg Prof. Dipl.-Ing.(FH) 7072 Heubach Linser Silencer
EP0513850A2 (en) * 1989-08-30 1992-11-19 Mitsubishi Jukogyo Kabushiki Kaisha Muffler of industrial engine
WO1997017531A1 (en) * 1995-11-06 1997-05-15 Tennex Europe Limited A noise attenuator for an induction system or an exhaust system
EP0897060A2 (en) * 1997-08-13 1999-02-17 Honda Giken Kogyo Kabushiki Kaisha Intake silencer system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1476491A1 (en) * 1963-06-17 1969-10-02 Cie Generale Du Duralumin Et D Muffler
US4084658A (en) * 1976-11-05 1978-04-18 Custom-Bilt Tunable expansion chamber for internal combustion engines
JPS59108815A (en) * 1982-12-14 1984-06-23 Kawasaki Heavy Ind Ltd Exhauster for two-cycle engine
DE3516442A1 (en) * 1985-05-08 1986-11-13 Jörg Prof. Dipl.-Ing.(FH) 7072 Heubach Linser Silencer
EP0513850A2 (en) * 1989-08-30 1992-11-19 Mitsubishi Jukogyo Kabushiki Kaisha Muffler of industrial engine
WO1997017531A1 (en) * 1995-11-06 1997-05-15 Tennex Europe Limited A noise attenuator for an induction system or an exhaust system
EP0897060A2 (en) * 1997-08-13 1999-02-17 Honda Giken Kogyo Kabushiki Kaisha Intake silencer system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 008, no. 227 (M - 332) 18 October 1984 (1984-10-18) *

Also Published As

Publication number Publication date
ES2137913T1 (en) 2000-01-01
ITLC980002A0 (en) 1998-04-03
EP0947674A2 (en) 1999-10-06
ITLC980002A1 (en) 1999-10-03
IT1306539B1 (en) 2001-06-11

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