FR2547623B1 - DEVICE FOR CONDUCTING A FLUID, ESPECIALLY QUIET - Google Patents

DEVICE FOR CONDUCTING A FLUID, ESPECIALLY QUIET

Info

Publication number
FR2547623B1
FR2547623B1 FR8309887A FR8309887A FR2547623B1 FR 2547623 B1 FR2547623 B1 FR 2547623B1 FR 8309887 A FR8309887 A FR 8309887A FR 8309887 A FR8309887 A FR 8309887A FR 2547623 B1 FR2547623 B1 FR 2547623B1
Authority
FR
France
Prior art keywords
conducting
fluid
especially quiet
quiet
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
FR8309887A
Other languages
French (fr)
Other versions
FR2547623A1 (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.)
LUCHAIRE IND ECHAPPEMENTS
Original Assignee
LUCHAIRE IND ECHAPPEMENTS
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 LUCHAIRE IND ECHAPPEMENTS filed Critical LUCHAIRE IND ECHAPPEMENTS
Priority to FR8309887A priority Critical patent/FR2547623B1/en
Priority to EP84401095A priority patent/EP0129458A1/en
Priority to ES1984279702U priority patent/ES279702Y/en
Publication of FR2547623A1 publication Critical patent/FR2547623A1/en
Application granted granted Critical
Publication of FR2547623B1 publication Critical patent/FR2547623B1/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
    • 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
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F01N13/1872—Construction facilitating manufacture, assembly, or disassembly the assembly using stamp-formed parts or otherwise deformed sheet-metal
    • 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
    • F01N1/083—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling using transversal baffles defining a tortuous path for the gases or successively throttling gas flow
    • 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
    • F01N1/08—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
    • 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
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F01N13/1888—Construction facilitating manufacture, assembly, or disassembly the housing of the assembly consisting of two or more parts, e.g. two half-shells
    • 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
    • F01N2310/00—Selection of sound absorbing or insulating material
    • F01N2310/02—Mineral wool, e.g. glass wool, rock wool, asbestos or the like
    • 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
    • F01N2470/06—Tubes being formed by assembly of stamped or otherwise deformed sheet-metal
    • 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
    • F01N2470/10—Tubes having non-circular cross section

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)
FR8309887A 1983-06-15 1983-06-15 DEVICE FOR CONDUCTING A FLUID, ESPECIALLY QUIET Expired FR2547623B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR8309887A FR2547623B1 (en) 1983-06-15 1983-06-15 DEVICE FOR CONDUCTING A FLUID, ESPECIALLY QUIET
EP84401095A EP0129458A1 (en) 1983-06-15 1984-05-28 Fluid-conducting device, particularly a silencer
ES1984279702U ES279702Y (en) 1983-06-15 1984-06-05 DISPOSAL OF A FLUID CONDUCTION

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8309887A FR2547623B1 (en) 1983-06-15 1983-06-15 DEVICE FOR CONDUCTING A FLUID, ESPECIALLY QUIET

Publications (2)

Publication Number Publication Date
FR2547623A1 FR2547623A1 (en) 1984-12-21
FR2547623B1 true FR2547623B1 (en) 1985-10-11

Family

ID=9289806

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8309887A Expired FR2547623B1 (en) 1983-06-15 1983-06-15 DEVICE FOR CONDUCTING A FLUID, ESPECIALLY QUIET

Country Status (3)

Country Link
EP (1) EP0129458A1 (en)
ES (1) ES279702Y (en)
FR (1) FR2547623B1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2620169B1 (en) * 1987-09-09 1990-07-20 Glaenzer Spicer Sa EXHAUST LINE PART, PARTICULARLY FOR INTERNAL COMBUSTION ENGINES
US7293628B2 (en) 2004-05-17 2007-11-13 Calsonic Kansei Corporation Shell main body for muffler
WO2006046375A1 (en) * 2004-10-28 2006-05-04 Sango Co., Ltd. Outer tube of exhaust system part
CN103470343B (en) * 2013-09-22 2015-09-30 无锡阳工机械制造有限公司 A kind of baffler
CN117386486B (en) * 2023-12-08 2024-02-06 苏州国融前沿技术有限公司 Air flow noise reduction device for motor equipment

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB242743A (en) * 1924-09-29 1925-11-19 Illtyd Idris Morgan Improvements in silencers for internal combustion engines
US1701397A (en) * 1925-09-16 1929-02-05 Gen Motors Corp Muffler
DE638787C (en) * 1935-10-23 1936-11-23 Georg Kaul Silencer for internal combustion engines
GB766723A (en) * 1954-09-21 1957-01-23 Chillcotts Ltd Improvements in or relating to apparatus for attenuating pulsations in the flow of gas
DE3020492A1 (en) * 1980-05-29 1981-12-03 Roth Technik GmbH, 7560 Gaggenau SILENCER

Also Published As

Publication number Publication date
ES279702Y (en) 1986-04-01
ES279702U (en) 1985-07-01
FR2547623A1 (en) 1984-12-21
EP0129458A1 (en) 1984-12-27

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse
CL Concession to grant licenses
RL Notice of termination of a license