FR1217917A - Improvements made to silencers, in particular to those fitted to the exhaust pipes of internal combustion engines - Google Patents

Improvements made to silencers, in particular to those fitted to the exhaust pipes of internal combustion engines

Info

Publication number
FR1217917A
FR1217917A FR781589A FR781589A FR1217917A FR 1217917 A FR1217917 A FR 1217917A FR 781589 A FR781589 A FR 781589A FR 781589 A FR781589 A FR 781589A FR 1217917 A FR1217917 A FR 1217917A
Authority
FR
France
Prior art keywords
silencers
internal combustion
combustion engines
improvements made
exhaust pipes
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
Application number
FR781589A
Other languages
French (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.)
ILE B L G SOC CIV
Original Assignee
ILE B L G SOC CIV
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 ILE B L G SOC CIV filed Critical ILE B L G SOC CIV
Priority to FR781589A priority Critical patent/FR1217917A/en
Application granted granted Critical
Publication of FR1217917A publication Critical patent/FR1217917A/en
Expired 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
    • F01N1/10—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling in combination with 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
    • 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
    • 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
    • F01N13/009—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 two or more separate purifying devices arranged in series
    • F01N13/0097—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 two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
    • 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
    • F01N2490/16—Chambers with particular shapes, e.g. spherical
FR781589A 1958-12-13 1958-12-13 Improvements made to silencers, in particular to those fitted to the exhaust pipes of internal combustion engines Expired FR1217917A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR781589A FR1217917A (en) 1958-12-13 1958-12-13 Improvements made to silencers, in particular to those fitted to the exhaust pipes of internal combustion engines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR781589A FR1217917A (en) 1958-12-13 1958-12-13 Improvements made to silencers, in particular to those fitted to the exhaust pipes of internal combustion engines

Publications (1)

Publication Number Publication Date
FR1217917A true FR1217917A (en) 1960-05-06

Family

ID=8709225

Family Applications (1)

Application Number Title Priority Date Filing Date
FR781589A Expired FR1217917A (en) 1958-12-13 1958-12-13 Improvements made to silencers, in particular to those fitted to the exhaust pipes of internal combustion engines

Country Status (1)

Country Link
FR (1) FR1217917A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0165760A2 (en) * 1984-06-21 1985-12-27 Bridgestone Corporation Sound insulating device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0165760A2 (en) * 1984-06-21 1985-12-27 Bridgestone Corporation Sound insulating device
EP0165760A3 (en) * 1984-06-21 1986-06-04 Bridgestone Corporation Sound insulating device

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