FR2372325B3 - - Google Patents

Info

Publication number
FR2372325B3
FR2372325B3 FR7636127A FR7636127A FR2372325B3 FR 2372325 B3 FR2372325 B3 FR 2372325B3 FR 7636127 A FR7636127 A FR 7636127A FR 7636127 A FR7636127 A FR 7636127A FR 2372325 B3 FR2372325 B3 FR 2372325B3
Authority
FR
France
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
Application number
FR7636127A
Other languages
French (fr)
Other versions
FR2372325A1 (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.)
Heuliez SA Louis
Original Assignee
Heuliez SA Louis
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 Heuliez SA Louis filed Critical Heuliez SA Louis
Priority to FR7636127A priority Critical patent/FR2372325A1/fr
Priority to DE19772752874 priority patent/DE2752874A1/de
Publication of FR2372325A1 publication Critical patent/FR2372325A1/fr
Application granted granted Critical
Publication of FR2372325B3 publication Critical patent/FR2372325B3/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
    • F02M35/1205—Flow throttling or guiding
    • F02M35/1211—Flow throttling or guiding by using inserts in the air intake flow path, e.g. baffles, throttles or orifices; Flow guides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
    • F02M35/1205—Flow throttling or guiding
    • F02M35/1233—Flow throttling or guiding by using expansion chambers in the air intake flow path
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
    • F02M35/1272—Intake silencers ; Sound modulation, transmission or amplification using absorbing, damping, insulating or reflecting materials, e.g. porous foams, fibres, rubbers, fabrics, coatings or membranes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
    • F02M35/1277—Reinforcement of walls, e.g. with ribs or laminates; Walls having air gaps or additional sound damping layers

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
FR7636127A 1976-11-30 1976-11-30 Dispositif de reduction des bruits d'aspiration d'air de combustion sur les moteurs thermiques Granted FR2372325A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7636127A FR2372325A1 (fr) 1976-11-30 1976-11-30 Dispositif de reduction des bruits d'aspiration d'air de combustion sur les moteurs thermiques
DE19772752874 DE2752874A1 (de) 1976-11-30 1977-11-26 Vorrichtung zur daempfung der ansauggeraeusche der verbrennungsluft fuer verbrennungsmotoren

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7636127A FR2372325A1 (fr) 1976-11-30 1976-11-30 Dispositif de reduction des bruits d'aspiration d'air de combustion sur les moteurs thermiques

Publications (2)

Publication Number Publication Date
FR2372325A1 FR2372325A1 (fr) 1978-06-23
FR2372325B3 true FR2372325B3 (OSRAM) 1980-10-03

Family

ID=9180494

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7636127A Granted FR2372325A1 (fr) 1976-11-30 1976-11-30 Dispositif de reduction des bruits d'aspiration d'air de combustion sur les moteurs thermiques

Country Status (2)

Country Link
DE (1) DE2752874A1 (OSRAM)
FR (1) FR2372325A1 (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4343373C2 (de) * 1993-01-20 2002-06-20 Volkswagen Ag Hubkolben-Brennkraftmaschine
FR2920704B1 (fr) * 2007-09-11 2009-11-27 Peugeot Citroen Automobiles Sa Partie avant de vehicule automobile comprenant un dispositif de decantation d'eau
FR3073011A1 (fr) * 2017-10-27 2019-05-03 Psa Automobiles Sa Filtre a air pour une ligne d'admission d'air d'un moteur a combustion

Also Published As

Publication number Publication date
FR2372325A1 (fr) 1978-06-23
DE2752874A1 (de) 1978-06-01

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