FR2669376B1 - Silencieux avec ecran de protection thermique et d'isolation phonique pour ligne d'echappement de vehicule automobile. - Google Patents

Silencieux avec ecran de protection thermique et d'isolation phonique pour ligne d'echappement de vehicule automobile.

Info

Publication number
FR2669376B1
FR2669376B1 FR9014486A FR9014486A FR2669376B1 FR 2669376 B1 FR2669376 B1 FR 2669376B1 FR 9014486 A FR9014486 A FR 9014486A FR 9014486 A FR9014486 A FR 9014486A FR 2669376 B1 FR2669376 B1 FR 2669376B1
Authority
FR
France
Prior art keywords
muffler
motor vehicle
exhaust system
sound insulation
thermal protection
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.)
Expired - Fee Related
Application number
FR9014486A
Other languages
English (en)
Other versions
FR2669376A1 (fr
Inventor
Francis Gast
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.)
Wimetal SA
Original Assignee
Wimetal SA
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 Wimetal SA filed Critical Wimetal SA
Priority to FR9014486A priority Critical patent/FR2669376B1/fr
Publication of FR2669376A1 publication Critical patent/FR2669376A1/fr
Application granted granted Critical
Publication of FR2669376B1 publication Critical patent/FR2669376B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F01N13/1838—Construction facilitating manufacture, assembly, or disassembly characterised by the type of connection between parts of exhaust or silencing apparatus, e.g. between housing and tubes, between tubes and baffles
    • F01N13/1844—Mechanical joints
    • F01N13/185—Mechanical joints the connection being realised by deforming housing, tube, baffle, plate, or parts 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
    • 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
    • F01N13/14—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
    • F01N2450/00—Methods or apparatus for fitting, inserting or repairing different elements
    • F01N2450/20—Methods or apparatus for fitting, inserting or repairing different elements by mechanical joints, e.g. by deforming housing, tube, baffle plate or parts 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
    • 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
    • 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
    • F01N2510/00—Surface coverings
    • F01N2510/02—Surface coverings for 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
    • F01N2510/00—Surface coverings
    • F01N2510/04—Surface coverings for sound absorption

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)
FR9014486A 1990-11-16 1990-11-16 Silencieux avec ecran de protection thermique et d'isolation phonique pour ligne d'echappement de vehicule automobile. Expired - Fee Related FR2669376B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9014486A FR2669376B1 (fr) 1990-11-16 1990-11-16 Silencieux avec ecran de protection thermique et d'isolation phonique pour ligne d'echappement de vehicule automobile.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9014486A FR2669376B1 (fr) 1990-11-16 1990-11-16 Silencieux avec ecran de protection thermique et d'isolation phonique pour ligne d'echappement de vehicule automobile.

Publications (2)

Publication Number Publication Date
FR2669376A1 FR2669376A1 (fr) 1992-05-22
FR2669376B1 true FR2669376B1 (fr) 1994-09-16

Family

ID=9402405

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9014486A Expired - Fee Related FR2669376B1 (fr) 1990-11-16 1990-11-16 Silencieux avec ecran de protection thermique et d'isolation phonique pour ligne d'echappement de vehicule automobile.

Country Status (1)

Country Link
FR (1) FR2669376B1 (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1670766A (en) * 1924-03-13 1928-05-22 Buffalo Pressed Steel Company Muffler
US2717048A (en) * 1951-08-28 1955-09-06 Oldberg Mfg Company Muffler with vibration damping shell
DE8006103U1 (de) * 1980-03-06 1980-07-10 Paul Gillet Gmbh, 6732 Edenkoben Absorptionsschalldaempfer
JPS60206919A (ja) * 1984-03-30 1985-10-18 Honda Motor Co Ltd 内燃機関用消音器
DE3534757A1 (de) * 1985-09-28 1987-04-09 Didier Werke Ag Heissgasfuehrungsbauteil, insbesondere abgasfuehrungsbauteil fuer verbrennungsmotore, und verfahren zu dessen herstellung

Also Published As

Publication number Publication date
FR2669376A1 (fr) 1992-05-22

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Legal Events

Date Code Title Description
ST Notification of lapse