CA2121908C - Silencieux utilisant l'effet venturi - Google Patents
Silencieux utilisant l'effet venturiInfo
- Publication number
- CA2121908C CA2121908C CA002121908A CA2121908A CA2121908C CA 2121908 C CA2121908 C CA 2121908C CA 002121908 A CA002121908 A CA 002121908A CA 2121908 A CA2121908 A CA 2121908A CA 2121908 C CA2121908 C CA 2121908C
- Authority
- CA
- Canada
- Prior art keywords
- exhaust pipe
- pipe
- muffler
- aperture
- exhaust
- 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 - Fee Related
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
- F01N1/06—Silencing apparatus characterised by method of silencing by using interference effect
- F01N1/065—Silencing apparatus characterised by method of silencing by using interference effect by using an active noise source, e.g. speakers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/033—Noise absorbers
- F16L55/0333—Noise absorbers by means of an active system
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Exhaust Silencers (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
ans un silencieux activement insonorisé, l'amélioration d'un moyen produisant une zone d'effet venturi (22) à côté d'une ouverture (23) dans ledit silencieux près duquel est monté un haut-parleur (25) dans une enceinte (24), la zone d'effet venturi (22) empêchant les gaz d'échappement chauds d'affecter le haut-parleur (25).
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US1991/007831 WO1993009334A1 (fr) | 1991-10-30 | 1991-10-30 | Silencieux presentant une configuration creant un effet venturi |
CA002121908A CA2121908C (fr) | 1991-10-30 | 1991-10-30 | Silencieux utilisant l'effet venturi |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US1991/007831 WO1993009334A1 (fr) | 1991-10-30 | 1991-10-30 | Silencieux presentant une configuration creant un effet venturi |
CA002121908A CA2121908C (fr) | 1991-10-30 | 1991-10-30 | Silencieux utilisant l'effet venturi |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2121908A1 CA2121908A1 (fr) | 1993-05-13 |
CA2121908C true CA2121908C (fr) | 1997-09-16 |
Family
ID=4153434
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002121908A Expired - Fee Related CA2121908C (fr) | 1991-10-30 | 1991-10-30 | Silencieux utilisant l'effet venturi |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA2121908C (fr) |
-
1991
- 1991-10-30 CA CA002121908A patent/CA2121908C/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2121908A1 (fr) | 1993-05-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |