FR2324865B1 - - Google Patents

Info

Publication number
FR2324865B1
FR2324865B1 FR7437304A FR7437304A FR2324865B1 FR 2324865 B1 FR2324865 B1 FR 2324865B1 FR 7437304 A FR7437304 A FR 7437304A FR 7437304 A FR7437304 A FR 7437304A FR 2324865 B1 FR2324865 B1 FR 2324865B1
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
FR7437304A
Other languages
French (fr)
Other versions
FR2324865A1 (en
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.)
PEUGEOT and RENAULT
Original Assignee
PEUGEOT and RENAULT
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 PEUGEOT and RENAULT filed Critical PEUGEOT and RENAULT
Priority to FR7437304A priority Critical patent/FR2324865A1/en
Priority to IT27494/75A priority patent/IT1044068B/en
Priority to DE19752545364 priority patent/DE2545364B2/en
Priority to GB43051/75A priority patent/GB1527765A/en
Priority to US05/624,903 priority patent/US3993160A/en
Priority to JP50135602A priority patent/JPS5171434A/en
Publication of FR2324865A1 publication Critical patent/FR2324865A1/en
Application granted granted Critical
Publication of FR2324865B1 publication Critical patent/FR2324865B1/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
    • F01N1/003—Silencing apparatus characterised by method of silencing by using dead chambers communicating with gas flow passages
    • F01N1/006—Silencing apparatus characterised by method of silencing by using dead chambers communicating with gas flow passages comprising at least one perforated tube extending from inlet to outlet of the silencer
    • 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
    • F01N1/02—Silencing apparatus characterised by method of silencing by using resonance
    • F01N1/023—Helmholtz resonators
    • 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
    • F01N1/02—Silencing apparatus characterised by method of silencing by using resonance
    • F01N1/04—Silencing apparatus characterised by method of silencing by using resonance having sound-absorbing materials in resonance chambers
    • 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
    • F01N1/06—Silencing apparatus characterised by method of silencing by using interference effect
    • 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
    • F01N2490/00—Structure, disposition or shape of gas-chambers
    • F01N2490/15—Plurality of resonance or dead chambers
    • 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
    • F01N2490/00—Structure, disposition or shape of gas-chambers
    • F01N2490/15—Plurality of resonance or dead chambers
    • F01N2490/155—Plurality of resonance or dead chambers being disposed one after the other in flow direction
FR7437304A 1974-11-12 1974-11-12 Combustion engine exhaust silencer - has return-or deflector pipe outside exhaust dish connecting feed pipe with outlet pipe Granted FR2324865A1 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR7437304A FR2324865A1 (en) 1974-11-12 1974-11-12 Combustion engine exhaust silencer - has return-or deflector pipe outside exhaust dish connecting feed pipe with outlet pipe
IT27494/75A IT1044068B (en) 1974-11-12 1975-09-22 COMBUSTIONS ENGINE SILENCER
DE19752545364 DE2545364B2 (en) 1974-11-12 1975-10-09 SILENCER FOR THE EXHAUST SYSTEM OF A COMBUSTION ENGINE
GB43051/75A GB1527765A (en) 1974-11-12 1975-10-21 Silencer for a heat engine
US05/624,903 US3993160A (en) 1974-11-12 1975-10-22 Silencer for a heat engine
JP50135602A JPS5171434A (en) 1974-11-12 1975-11-11 Netsukikanyoshoonki

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7437304A FR2324865A1 (en) 1974-11-12 1974-11-12 Combustion engine exhaust silencer - has return-or deflector pipe outside exhaust dish connecting feed pipe with outlet pipe

Publications (2)

Publication Number Publication Date
FR2324865A1 FR2324865A1 (en) 1977-04-15
FR2324865B1 true FR2324865B1 (en) 1978-08-18

Family

ID=9144863

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7437304A Granted FR2324865A1 (en) 1974-11-12 1974-11-12 Combustion engine exhaust silencer - has return-or deflector pipe outside exhaust dish connecting feed pipe with outlet pipe

Country Status (1)

Country Link
FR (1) FR2324865A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2816159C2 (en) * 1978-04-14 1984-06-07 Friedrich Boysen Gmbh & Co Kg, 7272 Altensteig Reflection silencers for internal combustion engines
JPS5546004U (en) * 1978-09-20 1980-03-26
FR2464365A1 (en) * 1979-09-04 1981-03-06 Peugeot Vehicle engine exhaust gas silencer - has three perforated tubes passing through chambers inside two separate housings, forming baffle system
FR2489881A1 (en) * 1980-09-08 1982-03-12 Peugeot INCORPORATED RESONATOR EXHAUST MUFFLER, FOR COMBUSTION ENGINE

Also Published As

Publication number Publication date
FR2324865A1 (en) 1977-04-15

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Legal Events

Date Code Title Description
DL Decision of the director general to leave to make available licences of right
ST Notification of lapse