DE3672555D1 - Schalldaempfer. - Google Patents
Schalldaempfer.Info
- Publication number
- DE3672555D1 DE3672555D1 DE8686306862T DE3672555T DE3672555D1 DE 3672555 D1 DE3672555 D1 DE 3672555D1 DE 8686306862 T DE8686306862 T DE 8686306862T DE 3672555 T DE3672555 T DE 3672555T DE 3672555 D1 DE3672555 D1 DE 3672555D1
- Authority
- DE
- Germany
- Prior art keywords
- silencer
- 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 - Lifetime
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/24—Heat or noise insulation
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Exhaust Silencers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/772,831 US4645032A (en) | 1985-09-05 | 1985-09-05 | Compact muffler apparatus and associated methods |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3672555D1 true DE3672555D1 (de) | 1990-08-16 |
Family
ID=25096389
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686306862T Expired - Lifetime DE3672555D1 (de) | 1985-09-05 | 1986-09-05 | Schalldaempfer. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4645032A (de) |
EP (1) | EP0219218B1 (de) |
JP (1) | JPH073170B2 (de) |
CA (1) | CA1269334A (de) |
DE (1) | DE3672555D1 (de) |
IL (1) | IL79909A0 (de) |
Families Citing this family (64)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4747467A (en) * | 1986-04-01 | 1988-05-31 | Allied-Signal Inc. | Turbine engine noise suppression apparatus and methods |
SE464097B (sv) * | 1987-06-18 | 1991-03-04 | Claes Linden | Utblaasningsroer verkande som resonator vid foerbraenningsmotor |
JP2548775B2 (ja) * | 1988-06-27 | 1996-10-30 | アイシン精機株式会社 | 消音装置及びその製造方法 |
JPH0232106U (de) * | 1988-08-23 | 1990-02-28 | ||
US4944362A (en) * | 1988-11-25 | 1990-07-31 | General Electric Company | Closed cavity noise suppressor |
GB2237323A (en) * | 1989-10-06 | 1991-05-01 | Coal Ind | Fan silencer apparatus |
CA2071862C (en) * | 1989-11-06 | 1995-08-08 | Delbert W. Torkelson | A turbofan engine fixed plug noise suppressor |
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 |
US6116375A (en) * | 1995-11-16 | 2000-09-12 | Lorch; Frederick A. | Acoustic resonator |
JP3310931B2 (ja) * | 1997-09-25 | 2002-08-05 | 三菱重工業株式会社 | ガスタービン排気煙道 |
US6858550B2 (en) | 2001-09-18 | 2005-02-22 | Elk Premium Building Products, Inc. | Fire resistant fabric material |
CH691191A5 (de) * | 2000-01-06 | 2001-05-15 | Rudolf Ing Htl Gehring | Drehverbindung auf Gleitlagerbasis. |
FR2814987B1 (fr) * | 2000-10-11 | 2003-04-18 | Valeo Climatisation | Panneau de diffusion d'air pour vehicule automobile |
DE50110932D1 (de) | 2000-12-08 | 2006-10-19 | Alstom Technology Ltd | Abgassystem mit Helmholtz-Resonator |
SE0004623D0 (sv) * | 2000-12-14 | 2000-12-14 | Flaekt Ab | Ljuddämpningssystem |
ATE347024T1 (de) | 2000-12-20 | 2006-12-15 | Quiet Storm Llc | Vorrichtung zur verbesserten lärmdämpfung in einem absorptionsdämpfer einer brennkraftmaschine |
DE10102040A1 (de) * | 2001-01-18 | 2002-07-25 | Mahle Filtersysteme Gmbh | Schalldämpfer |
US6695094B2 (en) * | 2001-02-02 | 2004-02-24 | The Boeing Company | Acoustic muffler for turbine engine |
US6615576B2 (en) | 2001-03-29 | 2003-09-09 | Honeywell International Inc. | Tortuous path quiet exhaust eductor system |
US7210653B2 (en) * | 2002-10-22 | 2007-05-01 | The Boeing Company | Electric-based secondary power system architectures for aircraft |
US20050161280A1 (en) * | 2002-12-26 | 2005-07-28 | Fujitsu Limited | Silencer and electronic equipment |
DE10341319B4 (de) * | 2003-09-08 | 2006-02-02 | Veritas Ag | Schalldämpfer |
BRPI0510741B1 (pt) * | 2004-05-07 | 2016-03-15 | Silenceair Internat Pty Ltd | dispositivo de ventilação e estrutura modular |
DE102004028744B3 (de) * | 2004-06-14 | 2005-10-27 | Veritas Ag | Schalldämpfer |
DE102004029221A1 (de) * | 2004-06-16 | 2006-01-12 | Geiger Technik Gmbh | Vorrichtung zur Schalldämpfung und Vorrichtung zur Leitung eines Fluids |
WO2006011885A2 (en) * | 2004-06-30 | 2006-02-02 | Otis Elevator Company | Elevator cab ceiling with dissipative ventilation channel |
US7267297B2 (en) * | 2004-09-02 | 2007-09-11 | The Boeing Company | Integrated axially varying engine muffler, and associated methods and systems |
US7364116B2 (en) * | 2004-09-27 | 2008-04-29 | The Boeing Company | Automatic control systems for aircraft auxiliary power units, and associated methods |
US7344107B2 (en) * | 2004-10-26 | 2008-03-18 | The Boeing Company | Dual flow APU inlet and associated systems and methods |
US7497301B2 (en) * | 2005-01-27 | 2009-03-03 | Fleetguard, Inc. | Tubular acoustic silencer |
US7513119B2 (en) * | 2005-02-03 | 2009-04-07 | The Boeing Company | Systems and methods for starting aircraft engines |
US7401682B2 (en) * | 2005-08-10 | 2008-07-22 | United Technologies Corporation | Architecture for an acoustic liner |
US7311175B2 (en) * | 2005-08-10 | 2007-12-25 | United Technologies Corporation | Acoustic liner with bypass cooling |
US7765784B2 (en) * | 2006-09-25 | 2010-08-03 | The Boeing Company | Thermally compliant APU exhaust duct arrangements and associated systems and methods |
US7762374B2 (en) * | 2006-11-22 | 2010-07-27 | Honeywell International Inc. | Turbine engine diffusing exhaust muffler |
US20080236939A1 (en) * | 2007-03-30 | 2008-10-02 | Hamilton Sundstrand Corporation | Exhaust silencer assembly |
US9194293B2 (en) | 2007-09-18 | 2015-11-24 | Hamilton Sundstrand Corporation | Air inlet noise attenuation assembly |
US7578369B2 (en) | 2007-09-25 | 2009-08-25 | Hamilton Sundstrand Corporation | Mixed-flow exhaust silencer assembly |
JP4823288B2 (ja) * | 2008-09-30 | 2011-11-24 | 株式会社日立製作所 | 電子機器の消音装置 |
US8459407B2 (en) * | 2008-10-01 | 2013-06-11 | General Electric Company | Sound attenuation systems and methods |
US8240427B2 (en) * | 2008-10-01 | 2012-08-14 | General Electric Company | Sound attenuation systems and methods |
US7857093B2 (en) * | 2009-03-17 | 2010-12-28 | Spirit Aerosystems, Inc. | Engine inlet deep acoustic liner section |
GB0915517D0 (en) * | 2009-09-04 | 2009-10-07 | Ove Arup & Partners Internat L | Sound attenuation air vent |
US8657227B1 (en) | 2009-09-11 | 2014-02-25 | The Boeing Company | Independent power generation in aircraft |
US8621842B2 (en) * | 2010-05-05 | 2014-01-07 | Hamilton Sundstrand Corporation | Exhaust silencer convection cooling |
US8738268B2 (en) | 2011-03-10 | 2014-05-27 | The Boeing Company | Vehicle electrical power management and distribution |
US8596568B2 (en) | 2011-04-26 | 2013-12-03 | Hamilton Sundstrand Corporation | Exhaust silencer with baffles |
US8556027B2 (en) | 2011-06-28 | 2013-10-15 | United Technologies Corporation | Eductor exhaust silencer assembly with bypass gasflow |
US9514734B1 (en) * | 2011-06-30 | 2016-12-06 | The United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration | Acoustic liners for turbine engines |
US8685302B2 (en) * | 2012-02-20 | 2014-04-01 | Honeywell International Inc. | Monolithic acoustically-treated composite structures and methods for fabricating the same |
FR2989814B1 (fr) * | 2012-04-20 | 2015-05-01 | Aircelle Sa | Panneau mince d'absorption d'ondes acoustiques emises par un turboreacteur de nacelle d'aeronef, et nacelle equipee d'un tel panneau |
GB201209658D0 (en) * | 2012-05-31 | 2012-07-11 | Rolls Royce Plc | Acoustic panel |
WO2015164929A1 (en) * | 2014-05-02 | 2015-11-05 | Ashmere Holdings Pty Ltd | Acoustic absorption and methods of manufacture |
US9783316B2 (en) * | 2015-06-22 | 2017-10-10 | Rohr, Inc. | Acoustic panel assembly with a folding chamber |
US10184372B2 (en) | 2016-05-23 | 2019-01-22 | Honeywell International Inc. | Exhaust systems and methods for gas turbine engine |
US10436118B2 (en) | 2017-06-19 | 2019-10-08 | Rohr, Inc. | Acoustic panel with folding chamber |
CN110800041A (zh) * | 2017-06-28 | 2020-02-14 | 3M创新有限公司 | 微穿孔管道 |
US11114080B2 (en) * | 2018-08-27 | 2021-09-07 | Toyota Motor Engineering & Manufacturing North America, Inc. | Duct sound absorber |
IT201900007854A1 (it) * | 2019-06-03 | 2020-12-03 | Phononic Vibes S R L | Dispositivo di attenuazione acustica per suono propagato lungo un percorso d’aria |
US11028732B2 (en) * | 2019-09-05 | 2021-06-08 | Rolls-Royce North American Technologies Inc. | High temperature panel damper for sheet metal structures |
US11713904B2 (en) * | 2019-10-01 | 2023-08-01 | Johnson Controls Tyco IP Holdings LLP | Tunable sound attenuating modules |
US11662048B2 (en) * | 2020-03-30 | 2023-05-30 | Toyota Motor Engineering & Manufacturing North America, Inc. | Compact duct sound absorber |
US11560847B2 (en) * | 2020-04-07 | 2023-01-24 | Rohr, Inc. | Transpirationally cooled exhaust center body for an aircraft propulsion system |
US11566564B2 (en) * | 2020-07-08 | 2023-01-31 | Raytheon Technologies Corporation | Acoustically treated panels |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US31275A (en) * | 1861-01-29 | Improvement in harvesting-machines | ||
US2051515A (en) * | 1935-10-07 | 1936-08-18 | Maxim Silencer Co | Sound attenuating device |
US2326612A (en) * | 1940-11-25 | 1943-08-10 | Maxim Silencer Co | Silencer |
DE753765C (de) * | 1941-12-23 | 1951-07-26 | Eberspaecher J | Schalldaempfer fuer Brennkraftmaschinen, bei dem mehrere Hochton- und Tieftondaempfer mit voneinander abgeschlossenen Kammern verwendet werden |
DE976032C (de) * | 1949-11-22 | 1963-01-24 | Eberspaecher J | Schalldaempfer mit Abzweigfilter und Reihenfilter |
US3113634A (en) * | 1958-07-11 | 1963-12-10 | Bolt Beranek & Newman | Sound absorbing panel for lining a duct |
US3113635A (en) * | 1959-03-31 | 1963-12-10 | Bolt Beranek & Newman | Apparatus for silencing vibrational energy |
US2989136A (en) * | 1959-04-14 | 1961-06-20 | Wohlberg George | Sound attenuation |
US3212603A (en) * | 1963-10-24 | 1965-10-19 | Walker Mfg Co | Muffler with tuned silencing chambers |
US3437173A (en) * | 1966-11-25 | 1969-04-08 | Gen Electric | Gas turbine engine with screech attenuating means |
US3511336A (en) * | 1969-06-10 | 1970-05-12 | Rink Corp | Sound attenuator for air flow |
US3580357A (en) * | 1970-05-22 | 1971-05-25 | Gen Motors Corp | Wave interference silencing system |
CA1027002A (en) * | 1974-08-30 | 1978-02-28 | Horst W.W. Hehmann | Phased treatment noise suppressor for acoustic duct applications |
GB1490923A (en) * | 1975-06-23 | 1977-11-02 | Short Brothers & Harland Ltd | Sound-absorbing structures |
US4106587A (en) * | 1976-07-02 | 1978-08-15 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Sound-suppressing structure with thermal relief |
US4128769A (en) * | 1976-09-27 | 1978-12-05 | The Garrett Corporation | Eductor muffler |
US4371054A (en) * | 1978-03-16 | 1983-02-01 | Lockheed Corporation | Flow duct sound attenuator |
US4346781A (en) * | 1978-11-16 | 1982-08-31 | Massachusetts Institute Of Technology | Lined-duct acoustic filter |
US4235303A (en) * | 1978-11-20 | 1980-11-25 | The Boeing Company | Combination bulk absorber-honeycomb acoustic panels |
GB2038410B (en) * | 1978-12-27 | 1982-11-17 | Rolls Royce | Acoustic lining utilising resonance |
GB2049886B (en) * | 1979-05-23 | 1982-11-24 | Coal Industry Patents Ltd | Acoustic liner for attenuating noise |
GB2049887B (en) * | 1979-05-23 | 1982-12-01 | Coal Industry Patents Ltd | Acoustic liner for attenuating noise |
JPS5689088U (de) * | 1979-12-13 | 1981-07-16 | ||
US4384634A (en) * | 1979-12-18 | 1983-05-24 | United Technologies Corporation | Sound absorbing structure |
JPS6217675Y2 (de) * | 1980-12-05 | 1987-05-07 |
-
1985
- 1985-09-05 US US06/772,831 patent/US4645032A/en not_active Expired - Lifetime
-
1986
- 1986-06-12 CA CA000511389A patent/CA1269334A/en not_active Expired - Lifetime
- 1986-08-28 JP JP61203584A patent/JPH073170B2/ja not_active Expired - Lifetime
- 1986-09-01 IL IL79909A patent/IL79909A0/xx not_active IP Right Cessation
- 1986-09-05 EP EP86306862A patent/EP0219218B1/de not_active Expired - Lifetime
- 1986-09-05 DE DE8686306862T patent/DE3672555D1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH073170B2 (ja) | 1995-01-18 |
IL79909A0 (en) | 1986-12-31 |
CA1269334A (en) | 1990-05-22 |
EP0219218B1 (de) | 1990-07-11 |
JPS6258006A (ja) | 1987-03-13 |
EP0219218A1 (de) | 1987-04-22 |
US4645032A (en) | 1987-02-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |