AU2001242420A1 - Sound absorbing line - Google Patents

Sound absorbing line

Info

Publication number
AU2001242420A1
AU2001242420A1 AU2001242420A AU4242001A AU2001242420A1 AU 2001242420 A1 AU2001242420 A1 AU 2001242420A1 AU 2001242420 A AU2001242420 A AU 2001242420A AU 4242001 A AU4242001 A AU 4242001A AU 2001242420 A1 AU2001242420 A1 AU 2001242420A1
Authority
AU
Australia
Prior art keywords
sound absorbing
absorbing line
line
sound
absorbing
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.)
Abandoned
Application number
AU2001242420A
Inventor
Friedmund Nagel
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU2001242420A1 publication Critical patent/AU2001242420A1/en
Abandoned 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
    • F01N13/1805—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body
    • F01N13/1811—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body with means permitting relative movement, e.g. compensation of thermal expansion or vibration
    • F01N13/1816—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body with means permitting relative movement, e.g. compensation of thermal expansion or vibration the pipe sections being joined together by flexible tubular elements only, e.g. using bellows or strip-wound pipes
    • 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
    • F01N1/24—Silencing apparatus characterised by method of silencing by using sound-absorbing 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
    • F01N13/08—Other arrangements or adaptations of exhaust conduits
    • 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
    • F01N13/14—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 having thermal insulation
    • 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
    • F01N2310/00—Selection of sound absorbing or insulating material
    • F01N2310/14—Wire mesh fabric, woven glass cloth 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)
AU2001242420A 2000-02-18 2001-02-16 Sound absorbing line Abandoned AU2001242420A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10007549 2000-02-18
DE2000107549 DE10007549A1 (en) 2000-02-18 2000-02-18 Silencing line for engine exhaust system, consisting of at least one layer of sound absorbing material
PCT/EP2001/001786 WO2001061164A1 (en) 2000-02-18 2001-02-16 Sound absorbing line

Publications (1)

Publication Number Publication Date
AU2001242420A1 true AU2001242420A1 (en) 2001-08-27

Family

ID=7631512

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001242420A Abandoned AU2001242420A1 (en) 2000-02-18 2001-02-16 Sound absorbing line

Country Status (3)

Country Link
AU (1) AU2001242420A1 (en)
DE (1) DE10007549A1 (en)
WO (1) WO2001061164A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009005469A1 (en) 2009-01-21 2010-07-22 Emcon Technologies Germany (Augsburg) Gmbh Exhaust pipe for exhaust system of internal combustion engine of motor vehicle, has sound-absorbing layer with two sound absorption coefficients that are less than specific percentage within specific frequency range
DE102015108942A1 (en) 2015-06-08 2016-12-08 Umicore Ag & Co. Kg Exhaust hose with integrated exhaust gas catalyst

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2508984C3 (en) * 1975-03-01 1979-10-11 Metallschlauch-Fabrik Pforzheim (Vorm. Hch. Witzenmann) Gmbh, 7530 Pforzheim Exhaust pipe for internal combustion engines
DE2930162A1 (en) * 1979-07-25 1981-02-12 Gottlieb Link Noise dampening ventilation duct of standard length sections - has internal lining of heat resistant and sound absorbent material
DE3424704A1 (en) * 1984-07-05 1986-02-06 Gustav Wahler Gmbh U. Co, 7300 Esslingen Corrugated tube
SE461418B (en) * 1988-06-15 1990-02-12 Dorchester Enterprises Ltd SOUND-EMERGENCY EXHAUST PIPE AND PROCEDURES FOR PREPARING THEREOF
AU6152490A (en) * 1989-07-31 1991-03-11 Manville Corporation Insulated exhaust pipe and method and means for producing and connecting same
JPH04342820A (en) * 1991-05-17 1992-11-30 Tokai Rubber Ind Ltd Flexible joint for exhaust pipe in vehicle
DE9411051U1 (en) * 1994-07-04 1994-09-01 Schmitz + Brill, 57413 Finnentrop Pipe for exhaust gas routing of internal combustion engines for motor vehicles
DE19635799B4 (en) * 1996-09-04 2008-11-20 Adam Opel Ag damping hose
DE19742875A1 (en) * 1997-09-23 1999-03-25 Witzenmann Metallschlauchfab Pipe element with a bellows made of metal
DE19832979C1 (en) 1998-07-22 1999-11-04 Friedmund Nagel Exhaust noise suppresser for motor vehicle

Also Published As

Publication number Publication date
WO2001061164A1 (en) 2001-08-23
DE10007549A1 (en) 2001-09-06

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