CA964139A - Sound silencing method and apparatus - Google Patents
Sound silencing method and apparatusInfo
- Publication number
- CA964139A CA964139A CA153,975A CA153975A CA964139A CA 964139 A CA964139 A CA 964139A CA 153975 A CA153975 A CA 153975A CA 964139 A CA964139 A CA 964139A
- Authority
- CA
- Canada
- Prior art keywords
- silencing method
- sound silencing
- sound
- silencing
- 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
Links
Classifications
-
- 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
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
- F02K1/78—Other construction of jet pipes
- F02K1/82—Jet pipe walls, e.g. liners
- F02K1/827—Sound absorbing structures or liners
-
- 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
- F16L55/0336—Noise absorbers by means of sound-absorbing materials
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Exhaust Silencers (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Pipe Accessories (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US20700871A | 1971-12-13 | 1971-12-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA964139A true CA964139A (en) | 1975-03-11 |
Family
ID=22768834
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA153,975A Expired CA964139A (en) | 1971-12-13 | 1972-10-16 | Sound silencing method and apparatus |
Country Status (7)
Country | Link |
---|---|
US (1) | US3738448A (fr) |
JP (1) | JPS4865312A (fr) |
CA (1) | CA964139A (fr) |
DE (1) | DE2255428A1 (fr) |
FR (1) | FR2165436A5 (fr) |
GB (1) | GB1383354A (fr) |
IT (1) | IT987575B (fr) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5417681Y2 (fr) * | 1973-11-27 | 1979-07-06 | ||
JPS50106532U (fr) * | 1974-01-31 | 1975-09-01 | ||
ZA783845B (en) * | 1977-07-13 | 1979-07-25 | Carrier Corp | Pressure variation absorber |
GB2136502B (en) * | 1983-03-17 | 1986-09-03 | Chillcotts Ltd | Internal combustion engine exhaust silencer |
DE3521941C2 (de) * | 1985-06-19 | 1994-02-03 | Stahl & Sohn Gmbh & Co Kg | Vorrichtung zur Schalldämpfung eines Schwingbrenners |
US4747467A (en) * | 1986-04-01 | 1988-05-31 | Allied-Signal Inc. | Turbine engine noise suppression apparatus and methods |
US5276291A (en) * | 1992-07-10 | 1994-01-04 | Norris Thomas R | Acoustic muffler for high volume fluid flow utilizing Heimholtz resonators with low flow resistance path |
US5962821A (en) * | 1995-01-27 | 1999-10-05 | Iannetti; Francesco E. | Internal combustion engine noise reduction apparatus |
US5661272A (en) * | 1995-01-27 | 1997-08-26 | Iannetti; Francesco E. | Engine noise reduction apparatus |
CH691191A5 (de) * | 2000-01-06 | 2001-05-15 | Rudolf Ing Htl Gehring | Drehverbindung auf Gleitlagerbasis. |
DE50110932D1 (de) | 2000-12-08 | 2006-10-19 | Alstom Technology Ltd | Abgassystem mit Helmholtz-Resonator |
WO2004099576A1 (fr) * | 2003-05-02 | 2004-11-18 | Owens Corning | Pots d'echappement a performance acoustique amelioree a basses et moyennes frequences |
JP4937730B2 (ja) * | 2006-09-22 | 2012-05-23 | 株式会社キングジム | 綴込具及びファイリング用具 |
FI122523B (fi) * | 2008-04-30 | 2012-03-15 | Metso Paper Inc | Matalien taajuksien äänenvaimennin, menetelmä matalien taajuuksien äänenvaimentimen valmistamiseksi ja järjestelmä matalien taajuuksien vaimentamiseksi esimerkiksi paperitehtaiden ilmastointikanavissa |
JP5215735B2 (ja) * | 2008-05-30 | 2013-06-19 | 三菱重工業株式会社 | ガスタービン排気設備 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2051515A (en) * | 1935-10-07 | 1936-08-18 | Maxim Silencer Co | Sound attenuating device |
DE977514C (de) * | 1952-11-12 | 1966-11-03 | Lothar Dr-Ing Cremer | Schallabsorptionsfilter fuer Gasleitungen, insbesondere Lueftungsleitungen |
GB783055A (en) * | 1955-03-01 | 1957-09-18 | Werner Genest Ges Fuer Isolier | Improvements in or relating to sound absorbers for induction and exhaust ducts of power unit and compressor testing stations |
DE1095504B (de) * | 1955-03-18 | 1960-12-22 | Nordwestdeutscher Rundfunk | Absorptionsdaempfer fuer Klima- oder Belueftungsanlagen |
US2989136A (en) * | 1959-04-14 | 1961-06-20 | Wohlberg George | Sound attenuation |
AT226480B (de) * | 1960-01-14 | 1963-03-25 | Gruenzweig & Hartmann | Schalldämpfer |
AT254465B (de) * | 1963-12-09 | 1967-05-26 | Lothar Dr Ing Cremer | Absorptionsschalldämpfer für Gasleitungen, insbesondere Lüftungsleitungen |
DE1200007B (de) * | 1964-07-24 | 1965-09-02 | Gerber Schall Schwingungstech | Schalldaempfer mit einer Kulisse zur Daempfung von aus einer Wandoeffnung od. dgl. ausstrahlenden Geraeuschen |
-
1971
- 1971-12-13 US US00207008A patent/US3738448A/en not_active Expired - Lifetime
-
1972
- 1972-09-12 GB GB4224372A patent/GB1383354A/en not_active Expired
- 1972-10-16 CA CA153,975A patent/CA964139A/en not_active Expired
- 1972-10-18 IT IT30591/72A patent/IT987575B/it active
- 1972-11-08 JP JP47111988A patent/JPS4865312A/ja active Pending
- 1972-11-09 DE DE2255428A patent/DE2255428A1/de active Pending
- 1972-12-04 FR FR7243060A patent/FR2165436A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT987575B (it) | 1975-03-20 |
JPS4865312A (fr) | 1973-09-08 |
GB1383354A (en) | 1974-02-12 |
FR2165436A5 (fr) | 1973-08-03 |
DE2255428A1 (de) | 1973-06-28 |
US3738448A (en) | 1973-06-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA981130A (en) | Noise reduction apparatus and method | |
CA1015831A (fr) | Recepteur; methode et appareil de fabrication | |
CA970884A (en) | Method and apparatus for an electret transducer | |
CA1011910A (en) | Extrusion method and apparatus | |
CA996840A (en) | Noise reduction apparatus and method | |
CA964139A (en) | Sound silencing method and apparatus | |
CA964132A (en) | Apparatus and method | |
CA955841A (en) | Pipe insulating method and apparatus | |
CA993954A (en) | Transmitter sequencing method and apparatus | |
CA963871A (en) | Winding apparatus and method | |
CA986582A (en) | Transducer drive apparatus and method | |
CA966221A (en) | Transducer system and method | |
CA972453A (en) | Acoustic well logging methods and apparatus | |
CA974066A (en) | Direct reduction apparatus and method | |
CA947433A (en) | Translating methods and apparatus | |
CA930341A (en) | Casing apparatus and method | |
AU444970B2 (en) | Document-imaging method and apparatus | |
CA873218A (en) | Mouth-flushing apparatus and method | |
CA864677A (en) | Method and apparatus | |
CA880468A (en) | Apparatus and method for producing waves | |
CA887312A (en) | Method and device for reproducing sound | |
AU453665B2 (en) | Continuous leaching-precipitation method and apparatus | |
CA869368A (en) | Forming method and apparatus | |
AU3435671A (en) | Acoustic sounding apparatus and method | |
AU2956371A (en) | Document-imaging method and apparatus |