FR2737537B1 - Dispositif de commande de l'ecoulement des gaz d'echappement d'un moteur a combustion interne, notamment de vehicule automobile - Google Patents

Dispositif de commande de l'ecoulement des gaz d'echappement d'un moteur a combustion interne, notamment de vehicule automobile

Info

Publication number
FR2737537B1
FR2737537B1 FR9509319A FR9509319A FR2737537B1 FR 2737537 B1 FR2737537 B1 FR 2737537B1 FR 9509319 A FR9509319 A FR 9509319A FR 9509319 A FR9509319 A FR 9509319A FR 2737537 B1 FR2737537 B1 FR 2737537B1
Authority
FR
France
Prior art keywords
controlling
flow
combustion engine
internal combustion
motor vehicle
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
FR9509319A
Other languages
English (en)
Other versions
FR2737537A1 (fr
Inventor
Francis Rinckel
Jean Ziegelmeyer
Jean Pierre Barnabe
Jean Paul Brunel
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.)
ECIA Equipements et Composants pour lIndustrie Automobile SA
Original Assignee
ECIA Equipements et Composants pour lIndustrie Automobile 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 ECIA Equipements et Composants pour lIndustrie Automobile SA filed Critical ECIA Equipements et Composants pour lIndustrie Automobile SA
Priority to FR9509319A priority Critical patent/FR2737537B1/fr
Publication of FR2737537A1 publication Critical patent/FR2737537A1/fr
Application granted granted Critical
Publication of FR2737537B1 publication Critical patent/FR2737537B1/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
    • 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
    • F01N1/084—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling the gases flowing through the silencer two or more times longitudinally in opposite directions, e.g. using parallel or concentric tubes
    • 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
    • F01N1/16—Silencing apparatus characterised by method of silencing by using movable parts
    • F01N1/165—Silencing apparatus characterised by method of silencing by using movable parts for adjusting flow area
    • 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
    • F01N1/16—Silencing apparatus characterised by method of silencing by using movable parts
    • F01N1/166—Silencing apparatus characterised by method of silencing by using movable parts for changing gas flow path through the silencer or for adjusting the dimensions of a chamber or a pipe
    • 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
    • F01N2390/00—Arrangements for controlling or regulating exhaust apparatus
    • F01N2390/06—Arrangements for controlling or regulating exhaust apparatus using pneumatic components only
    • 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
    • F01N2470/14—Plurality of outlet tubes, e.g. in parallel or with different length

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)
FR9509319A 1995-07-31 1995-07-31 Dispositif de commande de l'ecoulement des gaz d'echappement d'un moteur a combustion interne, notamment de vehicule automobile Expired - Fee Related FR2737537B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9509319A FR2737537B1 (fr) 1995-07-31 1995-07-31 Dispositif de commande de l'ecoulement des gaz d'echappement d'un moteur a combustion interne, notamment de vehicule automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9509319A FR2737537B1 (fr) 1995-07-31 1995-07-31 Dispositif de commande de l'ecoulement des gaz d'echappement d'un moteur a combustion interne, notamment de vehicule automobile

Publications (2)

Publication Number Publication Date
FR2737537A1 FR2737537A1 (fr) 1997-02-07
FR2737537B1 true FR2737537B1 (fr) 1997-10-24

Family

ID=9481571

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9509319A Expired - Fee Related FR2737537B1 (fr) 1995-07-31 1995-07-31 Dispositif de commande de l'ecoulement des gaz d'echappement d'un moteur a combustion interne, notamment de vehicule automobile

Country Status (1)

Country Link
FR (1) FR2737537B1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3620330A (en) * 1969-04-14 1971-11-16 Oldberg Mfg Co Muffler construction and method of selectively modifying its sound-attenuating characteristics
FR2514412A1 (fr) * 1981-10-14 1983-04-15 Peugeot Cycles Dispositif de modulation de l'ecoulement des gaz dans un silencieux d'echappement de moteur a combustion interne
DE8908244U1 (de) * 1989-07-06 1989-09-07 Heinrich Gillet GmbH & Co KG, 6732 Edenkoben Mehrrohr-Abgasschalldämpfer

Also Published As

Publication number Publication date
FR2737537A1 (fr) 1997-02-07

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Legal Events

Date Code Title Description
ST Notification of lapse