FR1288891A - Dispositif silencieux et déformateur des ondes acoustiques - Google Patents

Dispositif silencieux et déformateur des ondes acoustiques

Info

Publication number
FR1288891A
FR1288891A FR852921A FR852921A FR1288891A FR 1288891 A FR1288891 A FR 1288891A FR 852921 A FR852921 A FR 852921A FR 852921 A FR852921 A FR 852921A FR 1288891 A FR1288891 A FR 1288891A
Authority
FR
France
Prior art keywords
deformator
acoustic wave
silent device
silent
acoustic
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
FR852921A
Other languages
English (en)
Inventor
Jacques Brillouin
Charles Joanny
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.)
Tecalemit SA
Tecalemit Ltd
Original Assignee
Tecalemit SA
Tecalemit Ltd
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 Tecalemit SA, Tecalemit Ltd filed Critical Tecalemit SA
Priority to FR852921A priority Critical patent/FR1288891A/fr
Priority to ES0268668A priority patent/ES268668A1/es
Application granted granted Critical
Publication of FR1288891A publication Critical patent/FR1288891A/fr
Priority to OA50874A priority patent/OA00807A/fr
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
    • F01N1/003—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
    • 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
    • F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Pipe Accessories (AREA)
  • Exhaust Silencers (AREA)
FR852921A 1961-02-16 1961-02-16 Dispositif silencieux et déformateur des ondes acoustiques Expired FR1288891A (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR852921A FR1288891A (fr) 1961-02-16 1961-02-16 Dispositif silencieux et déformateur des ondes acoustiques
ES0268668A ES268668A1 (es) 1961-02-16 1961-06-28 Perfeccionamientos en dispositivos silenciadores y deformadores de ondas acusticas
OA50874A OA00807A (fr) 1961-02-16 1964-12-16 Dispositif silencieux et déformateur des ondes acoustiques.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR852921A FR1288891A (fr) 1961-02-16 1961-02-16 Dispositif silencieux et déformateur des ondes acoustiques

Publications (1)

Publication Number Publication Date
FR1288891A true FR1288891A (fr) 1962-03-30

Family

ID=8748982

Family Applications (1)

Application Number Title Priority Date Filing Date
FR852921A Expired FR1288891A (fr) 1961-02-16 1961-02-16 Dispositif silencieux et déformateur des ondes acoustiques

Country Status (3)

Country Link
ES (1) ES268668A1 (fr)
FR (1) FR1288891A (fr)
OA (1) OA00807A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0714087A3 (fr) * 1994-11-26 1996-06-26 Eberspaecher J
WO2012055949A1 (fr) * 2010-10-28 2012-05-03 Avl List Gmbh Système de silencieux d'échappement

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0714087A3 (fr) * 1994-11-26 1996-06-26 Eberspaecher J
WO2012055949A1 (fr) * 2010-10-28 2012-05-03 Avl List Gmbh Système de silencieux d'échappement

Also Published As

Publication number Publication date
OA00807A (fr) 1967-11-15
ES268668A1 (es) 1961-12-16

Similar Documents

Publication Publication Date Title
CH378021A (it) Pannello fonoassorbente e sua utilizzazione
NL146298B (nl) Geluid- en beeldweergave-inrichting.
CH392590A (fr) Dispositif vibrateur
FR1377088A (fr) Transducteur électro-acoustique et dispositif pour sa fabrication
FR1312806A (fr) Appareil transducteur
CH412430A (fr) Dispositif vibratoire
FR1378550A (fr) Dispositif transformateur et amplificateur de mouvement
FR87803E (fr) Dispositif émetteur d'ondes sonores
BE616695A (fr) Amplificateur d'onde acoustique progressive
FR1288891A (fr) Dispositif silencieux et déformateur des ondes acoustiques
FR1246695A (fr) Appareil à ondes acoustiques
BE608538A (fr) Appareil d'atténuation sélectif en fréquence
CH421019A (de) Stoss- und Schlaggerät
BE612202A (fr) Structure de propagation d'onde
FR1397152A (fr) Dispositif récepteur d'ondes acoustiques
FR1274919A (fr) Appareil convertisseur de courbes d'ondes sismiques
FR1464551A (fr) Appareil de soudure à ondes sonores et à ultra-sons
FR1336120A (fr) Générateur et amplificateur d'ondes élastiques
FR1402825A (fr) Dispositif émetteur d'ondes sonores
FR1320060A (fr) Dispositif électronique de propagation d'ondes lentes
FR1377100A (fr) Dispositif transducteur
FR1348036A (fr) Dispositif transducteur
BE614646A (fr) Dispositif électronique de propagation d'ondes lentes
FR1308999A (fr) Dispositif amplificateur électronique à onde progressive
FR1495289A (fr) Dispositif analyseur d'onde