ZA954389B - Silencing device for air ducts - Google Patents
Silencing device for air ductsInfo
- Publication number
- ZA954389B ZA954389B ZA954389A ZA954389A ZA954389B ZA 954389 B ZA954389 B ZA 954389B ZA 954389 A ZA954389 A ZA 954389A ZA 954389 A ZA954389 A ZA 954389A ZA 954389 B ZA954389 B ZA 954389B
- Authority
- ZA
- South Africa
- Prior art keywords
- air ducts
- silencing device
- silencing
- ducts
- air
- Prior art date
Links
- 230000030279 gene silencing Effects 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K13/00—Arrangement in connection with combustion air intake or gas exhaust of propulsion units
- B60K13/02—Arrangement in connection with combustion air intake or gas exhaust of propulsion units concerning intake
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10006—Air intakes; Induction systems characterised by the position of elements of the air intake system in direction of the air intake flow, i.e. between ambient air inlet and supply to the combustion chamber
- F02M35/10013—Means upstream of the air filter; Connection to the ambient air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
- F02M35/1205—Flow throttling or guiding
- F02M35/1216—Flow throttling or guiding by using a plurality of holes, slits, protrusions, perforations, ribs or the like; Surface structures; Turbulence generators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
- F02M35/1255—Intake silencers ; Sound modulation, transmission or amplification using resonance
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
- F02M35/1272—Intake silencers ; Sound modulation, transmission or amplification using absorbing, damping, insulating or reflecting materials, e.g. porous foams, fibres, rubbers, fabrics, coatings or membranes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/16—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines characterised by use in vehicles
- F02M35/161—Arrangement of the air intake system in the engine compartment, e.g. with respect to the bonnet or the vehicle front face
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/161—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general in systems with fluid flow
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/172—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using resonance effects
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2225/00—Synthetic polymers, e.g. plastics; Rubber
- F05C2225/08—Thermoplastics
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Multimedia (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Fluid Mechanics (AREA)
- Transportation (AREA)
- Exhaust Silencers (AREA)
- Body Structure For Vehicles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4419219A DE4419219A1 (de) | 1994-06-01 | 1994-06-01 | Schalldämpfungseinrichtung für luftführende Kanäle |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA954389B true ZA954389B (en) | 1996-01-24 |
Family
ID=6519568
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA954389A ZA954389B (en) | 1994-06-01 | 1995-05-30 | Silencing device for air ducts |
Country Status (3)
Country | Link |
---|---|
BR (1) | BR9502172A (de) |
DE (1) | DE4419219A1 (de) |
ZA (1) | ZA954389B (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19750102A1 (de) | 1997-11-12 | 1999-06-02 | Stankiewicz Gmbh | Gasdurchströmte Leitung mit Schallabsorptionswirkung |
DE19818237A1 (de) * | 1998-04-23 | 1999-10-28 | Volkswagen Ag | Abschottungskörper für die Verbrennungsluft eines Verbrennungsmotors |
DE10025078A1 (de) * | 2000-05-20 | 2001-11-29 | Continental Ag | In Fahrzeugkarosserie integrierter Helmholzresonator |
DE10034479A1 (de) * | 2000-07-15 | 2002-01-24 | Mann & Hummel Filter | Ansaugsystem für ein Kraftfahrzeug |
DE10302049B4 (de) * | 2003-01-21 | 2008-02-28 | Daimler Ag | Wasserablaufleitung bei einem Kraftfahrzeug |
DE102004016689A1 (de) * | 2004-04-05 | 2005-10-27 | Volkswagen Ag | Verfahren und Vorrichtung zum Verbessern von Klangeigenschaften in einem Fahrzeug |
DE202007009464U1 (de) | 2007-07-05 | 2008-11-13 | Mann + Hummel Gmbh | Aufpralldämpfer |
FR2931733B1 (fr) * | 2008-06-03 | 2010-06-04 | Peugeot Citroen Automobiles Sa | Filtration acoustique dans une conduite d'air d'admission |
FR3022190B1 (fr) * | 2014-06-11 | 2018-01-19 | Psa Automobiles Sa. | Capot de vehicule automobile traverse par un col d'entree d'air souple |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7240877U (de) * | 1973-03-29 | Phoenix Gummiwerke Ag | Schlauch zur Luftführung bei Kraftfahrzeugen | |
DE1757003U (de) * | 1957-09-27 | 1957-11-28 | Heinkel Ag Ernst | Vorrichtung zur einfuehrung von staubfreier ansaugluft. |
DE2609872A1 (de) * | 1976-03-10 | 1977-09-15 | Freudenberg Carl Fa | Schalldaempfer fuer stroemungskanaele |
DE8215489U1 (de) * | 1982-05-27 | 1985-09-12 | Cellofoam Deutschland Gmbh, 7950 Biberach | Schalldämpfeinrichtung für von Luftführende Kanäle von Klimaanlagen und dergl. |
JPS6050265A (ja) * | 1983-08-31 | 1985-03-19 | Nissan Motor Co Ltd | 自動車の吸気騒音低減装置 |
DE3401210A1 (de) * | 1984-01-14 | 1985-07-25 | ASEA AB, Västerås | Schalldaempfer zum anschluss an einen stroemungskanal |
DE8715030U1 (de) * | 1987-11-12 | 1988-01-21 | Audi AG, 8070 Ingolstadt | Kraftfahrzeug |
DE3841097C2 (de) * | 1988-12-07 | 1993-11-25 | Daimler Benz Ag | Ansaugeinrichtung für die Verbrennungsluft eines Kraftfahrzeug-Frontmotors |
FI96901C (fi) * | 1992-04-16 | 1996-09-10 | Halton Oy | Menetelmä ja laite ilmavirtauksen säädössä ja äänenvaimennuksessa |
-
1994
- 1994-06-01 DE DE4419219A patent/DE4419219A1/de not_active Withdrawn
-
1995
- 1995-05-30 ZA ZA954389A patent/ZA954389B/xx unknown
- 1995-05-31 BR BR9502172A patent/BR9502172A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
BR9502172A (pt) | 1996-01-02 |
DE4419219A1 (de) | 1996-03-07 |
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