BR8907128A - Sistema de atenuacao de som,constrito,em linha - Google Patents

Sistema de atenuacao de som,constrito,em linha

Info

Publication number
BR8907128A
BR8907128A BR898907128A BR8907128A BR8907128A BR 8907128 A BR8907128 A BR 8907128A BR 898907128 A BR898907128 A BR 898907128A BR 8907128 A BR8907128 A BR 8907128A BR 8907128 A BR8907128 A BR 8907128A
Authority
BR
Brazil
Prior art keywords
online
constructed
sound attenuation
attenuation system
sound
Prior art date
Application number
BR898907128A
Other languages
English (en)
Inventor
James C Rothman
Charles O Reinhart
Donald R Monson
Original Assignee
Donaldson Co Inc
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 Donaldson Co Inc filed Critical Donaldson Co Inc
Publication of BR8907128A publication Critical patent/BR8907128A/pt

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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features
    • F01N13/08—Other arrangements or adaptations of exhaust conduits
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features
    • F01N13/08—Other arrangements or adaptations of exhaust conduits
    • F01N13/082—Other arrangements or adaptations of exhaust conduits of tailpipe, e.g. with means for mixing air with exhaust for exhaust cooling, dilution or evacuation
    • 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
    • F01N2470/00—Structure or shape of exhaust gas passages, pipes or tubes
    • F01N2470/02—Tubes being perforated
    • 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
    • F01N2470/00—Structure or shape of exhaust gas passages, pipes or tubes
    • F01N2470/10—Tubes having non-circular cross section
    • 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
    • F01N2470/00—Structure or shape of exhaust gas passages, pipes or tubes
    • F01N2470/14—Plurality of outlet tubes, e.g. in parallel or with different length
    • 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
    • F01N2490/16—Chambers with particular shapes, e.g. spherical

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)
  • Pipe Accessories (AREA)
BR898907128A 1988-10-21 1989-10-20 Sistema de atenuacao de som,constrito,em linha BR8907128A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/260,818 US5123501A (en) 1988-10-21 1988-10-21 In-line constricted sound-attenuating system
PCT/US1989/004733 WO1990004706A1 (en) 1988-10-21 1989-10-20 In-line constricted sound-attenuating system

Publications (1)

Publication Number Publication Date
BR8907128A true BR8907128A (pt) 1991-02-13

Family

ID=22990741

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898907128A BR8907128A (pt) 1988-10-21 1989-10-20 Sistema de atenuacao de som,constrito,em linha

Country Status (7)

Country Link
US (1) US5123501A (pt)
EP (1) EP0439510B1 (pt)
JP (1) JP2749680B2 (pt)
BR (1) BR8907128A (pt)
CA (1) CA2001193A1 (pt)
DE (1) DE68920044T2 (pt)
WO (1) WO1990004706A1 (pt)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2656038A1 (fr) * 1989-12-20 1991-06-21 Devil Sortie d'echappement a venturi.
US5625173A (en) * 1991-10-31 1997-04-29 Marine Exhaust Systems, Inc. Single baffle linear muffler for marine engines
US5388408A (en) * 1993-10-01 1995-02-14 Lawrence-Keech Inc. Exhaust system for internal combustion engines
GB9414656D0 (en) * 1994-07-20 1994-09-07 Gracia Albert L Improvements in or relating to exhaust silencers
USD367656S (en) 1995-02-09 1996-03-05 Abc Group Automotive resonator
WO1999041491A1 (en) 1998-02-13 1999-08-19 Donaldson Company, Inc. Mufflers for use with engine retarders; and methods
US6082487A (en) * 1998-02-13 2000-07-04 Donaldson Company, Inc. Mufflers for use with engine retarders; and methods
USD430576S (en) * 1998-08-18 2000-09-05 Abc Group Modular resonator
US6148519A (en) * 1998-09-18 2000-11-21 Donaldson Company, Inc. Apparatus for installing a packing material in a muffler assembly; and methods thereof
DE19923736C1 (de) * 1999-05-22 2001-04-19 Daimler Chrysler Ag Abgasführung für in Kraftfahrzeugen, insbesondere Personenkraftwagen, als Antriebsquelle eingesetzte Brennkraftmaschinen
US6564901B2 (en) 2000-03-09 2003-05-20 Woodrow E. Woods Muffler for marine engine
US7726444B1 (en) * 2001-08-31 2010-06-01 Laughlin James C Exhaust system baffle apparatus
US6832872B2 (en) 2002-11-13 2004-12-21 Blaw-Knox Construction Equipment Corporation Gas discharge device for a construction vehicle
US20050115230A1 (en) * 2003-12-02 2005-06-02 Tsung Jang Shi Auxiliary airflow booster of engine
US20060037811A1 (en) * 2004-08-20 2006-02-23 S & S Cycle, Inc. Muffler assembly
US7549509B2 (en) * 2005-04-21 2009-06-23 Ingersoll-Rand Company Double throat pulsation dampener for a compressor
JP2007292048A (ja) * 2006-03-29 2007-11-08 Yamaha Motor Co Ltd 鞍乗型車両用排気装置および鞍乗型車両
KR100766806B1 (ko) * 2006-04-04 2007-10-12 김수원 자동차용 배기구
DE102006018404B4 (de) * 2006-04-20 2020-11-26 Airbus Operations Gmbh Lärmoptimierter Luftverteiler
CN101053754A (zh) * 2007-01-12 2007-10-17 张裕光 微排放式废气处理装置
US20080233856A1 (en) * 2007-03-22 2008-09-25 Toyoda Gosei Co., Ltd. Air conditioner duct
DE112008002339B4 (de) * 2007-08-31 2014-05-22 Tenneco Automotive Operating Company Inc. Fahrzeug-Abgasresonator mit Kühleigenschaft
DE102009034410B4 (de) * 2009-07-23 2015-01-08 Airbus Operations Gmbh Eisabscheider für eine Luftleitung
US8181671B2 (en) * 2009-09-15 2012-05-22 Butler Boyd L Anti-resonant pulse diffuser
US8083026B1 (en) 2010-06-07 2011-12-27 Butler Boyd L Diffuser muffler
US9121319B2 (en) 2012-10-16 2015-09-01 Universal Acoustic & Emission Technologies Low pressure drop, high efficiency spark or particulate arresting devices and methods of use
CA2838008A1 (en) * 2012-12-20 2014-06-20 Bombardier Recreational Products Inc. Vehicle having an auxiliary exhaust pipe
US10023317B2 (en) * 2015-06-23 2018-07-17 The Boeing Company Flight deck takeoff duct and trim air mix muff
KR102874401B1 (ko) * 2020-01-10 2025-10-22 한화에어로스페이스 주식회사 배기 덕트 및 이를 이용하는 배기 덕트 어셈블리와 비행체

Family Cites Families (69)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3128841A (en) * 1964-04-14 Sound attenuating gas conduit and resonators therefor
DE561067C (de) * 1932-10-10 Standardwerk Wilhelm Schulze Druckluftfoerdervorrichtung fuer Schuettgut
US2391863A (en) * 1946-01-01 Dust collecting and treating
US3104736A (en) * 1963-09-24 Sound attenuating gas pipe
US794226A (en) * 1904-05-06 1905-07-11 Peter J Ihrig Muffler.
US910192A (en) * 1906-04-27 1909-01-19 Philippe Jules Grouvelle Tube.
US1454986A (en) * 1918-09-07 1923-05-15 Horace T Thomas Muffler for internal-combustion engines
US1342340A (en) * 1919-11-05 1920-06-01 Martin William Hamilton Exhaust-silencer for internal-combustion engines
US1611475A (en) * 1922-03-23 1926-12-21 Maxim Silencer Co Silencer
US1777522A (en) * 1928-08-01 1930-10-07 Francis F Hamilton Exhaust muffler
US1760924A (en) * 1928-10-19 1930-06-03 Clayton S Watkins Muffler for internal-combustion engines
US1835053A (en) * 1929-01-09 1931-12-08 Huby Ernest Muffler
US1881051A (en) * 1929-01-16 1932-10-04 Buffalo Pressed Steel Co Muffler
US1811762A (en) * 1929-05-08 1931-06-23 Burgess Lab Inc C F Exhaust muffler
US1922848A (en) * 1929-12-10 1933-08-15 Edna B Harley Exhaust muffler for internal combustion engines
US1993397A (en) * 1930-10-10 1935-03-05 Michigan Steel Tube Products C Exhaust conduit and muffler for an automotive vehicle
US1934462A (en) * 1930-10-30 1933-11-07 Burgess Lab Inc C F Muffler
US2023024A (en) * 1931-08-29 1935-12-03 Kittell Vacuum Muffler Co Inc Engine muffler
US2055453A (en) * 1934-02-19 1936-09-22 Trico Products Corp Muffler
US2019697A (en) * 1934-05-22 1935-11-05 Smith Bernard Exhaust silencer for internal combustion engines
US2248456A (en) * 1938-08-19 1941-07-08 Harris Eliot Huntington Muffling and cooling device for internal combustion engines
US2233327A (en) * 1940-02-14 1941-02-25 Harry R Levy Suction muffler
US2629455A (en) * 1948-10-21 1953-02-24 Walton W Cushman Exhaust muffler with fluid mingling
US2512155A (en) * 1949-02-19 1950-06-20 Gordon C Hill Muffler with plural perforated conical baffles
US2671523A (en) * 1950-07-14 1954-03-09 Walker George Bromhead Silencer or muffler for engine exhausts or the like
US2764250A (en) * 1953-01-23 1956-09-25 Jeffords Joseph Silencer for pneumatic devices
US2838128A (en) * 1955-08-30 1958-06-10 Sr Edward A Kliewer Engine exhaust muffler
US3119459A (en) * 1961-02-13 1964-01-28 Arvin Ind Inc Sound attenuating gas conduit
US3118517A (en) * 1961-07-17 1964-01-21 Arvin Ind Inc Sound attenuating gas conduit
US3167152A (en) * 1961-08-17 1965-01-26 Arvin Ind Inc Sound attenuating gas conduit and resonators therefor
US3146851A (en) * 1961-08-17 1964-09-01 Arvin Ind Inc Sound attenuating gas conduit and resonators therefor
US3114432A (en) * 1961-08-21 1963-12-17 Arvin Ind Inc Sound attenuating gas conduit
US3146850A (en) * 1961-09-18 1964-09-01 Arvin Ind Inc Sound attenuating gas conduit
US3043097A (en) * 1961-10-30 1962-07-10 Ross H Inman Exhaust pipe attachment
US3112007A (en) * 1961-11-01 1963-11-26 Arvin Ind Inc Silencing element for exhaust gas conduit
US3112008A (en) * 1961-12-11 1963-11-26 Arvin Ind Inc Sound attenuating resonator
US3176790A (en) * 1962-06-13 1965-04-06 Ervin C Lentz Muffler
US3219142A (en) * 1962-10-03 1965-11-23 Oldberg Mfg Company Method and apparatus for attenuating sound waves in gas streams
US3292731A (en) * 1965-04-12 1966-12-20 James L Ballard Exhaust muffler pipe assembly
US3289785A (en) * 1965-10-04 1966-12-06 Walker Mfg Co Silencer with outer housing contacting inner conduit to define resonance chambers
US3348629A (en) * 1965-10-07 1967-10-24 Gen Motors Corp Resonator silencer
US3335813A (en) * 1966-06-02 1967-08-15 Tedan Inc Insert muffler
US3419892A (en) * 1967-03-13 1968-12-31 Donaldson Co Inc Exhaust ejector
US3396812A (en) * 1967-07-05 1968-08-13 Arvin Ind Inc Acoustic quarter wave tube
US3500954A (en) * 1969-03-13 1970-03-17 Walker Mfg Co Exhaust silencing system
US3593499A (en) * 1969-04-11 1971-07-20 Richard D Myerly Exhaust muffler and purifier
US3672464A (en) * 1970-09-16 1972-06-27 Donaldson Co Inc Muffler for internal combustion engine
US3702144A (en) * 1970-10-06 1972-11-07 Atlas Pacific Eng Co Orifice structure having two different flow rates
US3776364A (en) * 1972-04-28 1973-12-04 Donaldson Co Inc Noise reduction apparatus and method
US3857458A (en) * 1972-09-11 1974-12-31 Toyo Kogyo Co Exhaust gas outlet means for an internal combustion engine
US3955643A (en) * 1974-07-03 1976-05-11 Brunswick Corporation Free flow sound attenuating device and method of making
US4113051A (en) * 1976-10-04 1978-09-12 Discojet Corporation Engine muffler and spark arrester
US4142606A (en) * 1976-10-28 1979-03-06 Hyster Company Exhaust gas diffuser
CA1153699A (en) * 1977-07-01 1983-09-13 Shinichi Tamba Exhaust system for a two-cycle engine
US4147230A (en) * 1978-04-14 1979-04-03 Nelson Industries, Inc. Combination spark arrestor and aspirating muffler
CH635171A5 (de) * 1978-06-08 1983-03-15 Bbc Brown Boveri & Cie Einrichtung an einem diffusor zum unterdruecken von resonanzen.
US4228868A (en) * 1979-01-08 1980-10-21 Raczuk Richard C Muffler apparatus
US4226298A (en) * 1979-07-17 1980-10-07 Guy Henri Bancel Exhaust device for internal combustion engines
US4263982A (en) * 1979-08-06 1981-04-28 Feuling James J Muffler for internal combustion engines and method of manufacturing same
US4267899A (en) * 1979-08-31 1981-05-19 Donaldson Company, Inc. Muffler assembly
GB2070682B (en) * 1980-02-09 1983-09-28 Engineering Components Ltd Silencer for the inlet to an air cleaner
US4325460A (en) * 1980-04-14 1982-04-20 Donaldson Company, Inc. Ejector muffler
US4361206A (en) * 1980-09-02 1982-11-30 Stemco, Inc. Exhaust muffler including venturi tube
US4325459A (en) * 1980-09-29 1982-04-20 Martin Mack M Muffler diffuser
US4368799A (en) * 1980-10-16 1983-01-18 Donaldson Company, Inc. Straight-through flow muffler
US4388804A (en) * 1981-08-17 1983-06-21 J. I. Case Company Exhaust assembly for tractors
US4690245A (en) * 1983-03-17 1987-09-01 Stemco, Inc. Flattened venturi, method and apparatus for making
US4580657A (en) * 1983-06-16 1986-04-08 Donaldson Company, Inc. Integral fluted tube for sound suppression and exhaust ejection
US4632216A (en) * 1984-06-27 1986-12-30 Donaldson Company, Inc. Muffler apparatus and method for making same

Also Published As

Publication number Publication date
JPH04501293A (ja) 1992-03-05
DE68920044D1 (de) 1995-01-26
JP2749680B2 (ja) 1998-05-13
CA2001193A1 (en) 1990-04-21
DE68920044T2 (de) 1995-04-27
EP0439510B1 (en) 1994-12-14
WO1990004706A1 (en) 1990-05-03
US5123501A (en) 1992-06-23
EP0439510A1 (en) 1991-08-07

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 20/10/2004