FR2348364A1 - Dispositif d'attenuation du bruit transmis par les gaz en circulation dans les machines alternatives - Google Patents

Dispositif d'attenuation du bruit transmis par les gaz en circulation dans les machines alternatives

Info

Publication number
FR2348364A1
FR2348364A1 FR7611312A FR7611312A FR2348364A1 FR 2348364 A1 FR2348364 A1 FR 2348364A1 FR 7611312 A FR7611312 A FR 7611312A FR 7611312 A FR7611312 A FR 7611312A FR 2348364 A1 FR2348364 A1 FR 2348364A1
Authority
FR
France
Prior art keywords
series
chamber
gas
noise attenuation
attenuation system
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.)
Granted
Application number
FR7611312A
Other languages
English (en)
Other versions
FR2348364B1 (fr
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.)
MOTEUR MODERNE LE
Original Assignee
MOTEUR MODERNE LE
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 MOTEUR MODERNE LE filed Critical MOTEUR MODERNE LE
Priority to FR7611312A priority Critical patent/FR2348364A1/fr
Publication of FR2348364A1 publication Critical patent/FR2348364A1/fr
Application granted granted Critical
Publication of FR2348364B1 publication Critical patent/FR2348364B1/fr
Granted 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
    • F01N1/089—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling using two or more expansion chambers in series

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Pipe Accessories (AREA)
FR7611312A 1976-04-16 1976-04-16 Dispositif d'attenuation du bruit transmis par les gaz en circulation dans les machines alternatives Granted FR2348364A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7611312A FR2348364A1 (fr) 1976-04-16 1976-04-16 Dispositif d'attenuation du bruit transmis par les gaz en circulation dans les machines alternatives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7611312A FR2348364A1 (fr) 1976-04-16 1976-04-16 Dispositif d'attenuation du bruit transmis par les gaz en circulation dans les machines alternatives

Publications (2)

Publication Number Publication Date
FR2348364A1 true FR2348364A1 (fr) 1977-11-10
FR2348364B1 FR2348364B1 (fr) 1979-08-31

Family

ID=9171945

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7611312A Granted FR2348364A1 (fr) 1976-04-16 1976-04-16 Dispositif d'attenuation du bruit transmis par les gaz en circulation dans les machines alternatives

Country Status (1)

Country Link
FR (1) FR2348364A1 (fr)

Also Published As

Publication number Publication date
FR2348364B1 (fr) 1979-08-31

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Legal Events

Date Code Title Description
ST Notification of lapse