DE68920044D1 - Schalldämpfervorrichtung. - Google Patents

Schalldämpfervorrichtung.

Info

Publication number
DE68920044D1
DE68920044D1 DE68920044T DE68920044T DE68920044D1 DE 68920044 D1 DE68920044 D1 DE 68920044D1 DE 68920044 T DE68920044 T DE 68920044T DE 68920044 T DE68920044 T DE 68920044T DE 68920044 D1 DE68920044 D1 DE 68920044D1
Authority
DE
Germany
Prior art keywords
muffler device
muffler
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
Application number
DE68920044T
Other languages
English (en)
Other versions
DE68920044T2 (de
Inventor
James Rothman
Charles Reinhart
Donald Monson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Donaldson Co Inc
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 DE68920044D1 publication Critical patent/DE68920044D1/de
Application granted granted Critical
Publication of DE68920044T2 publication Critical patent/DE68920044T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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 ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • 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 ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • 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 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 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 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)
DE68920044T 1988-10-21 1989-10-20 Schalldämpfervorrichtung. Expired - Fee Related DE68920044T2 (de)

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 (2)

Publication Number Publication Date
DE68920044D1 true DE68920044D1 (de) 1995-01-26
DE68920044T2 DE68920044T2 (de) 1995-04-27

Family

ID=22990741

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68920044T Expired - Fee Related DE68920044T2 (de) 1988-10-21 1989-10-20 Schalldämpfervorrichtung.

Country Status (7)

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

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US6082487A (en) * 1998-02-13 2000-07-04 Donaldson Company, Inc. Mufflers for use with engine retarders; and methods
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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
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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
US9188048B2 (en) * 2012-12-20 2015-11-17 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
KR20210090501A (ko) * 2020-01-10 2021-07-20 한화에어로스페이스 주식회사 배기 덕트 및 이를 이용하는 배기 덕트 어셈블리와 비행체

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Also Published As

Publication number Publication date
WO1990004706A1 (en) 1990-05-03
EP0439510A1 (de) 1991-08-07
BR8907128A (pt) 1991-02-13
US5123501A (en) 1992-06-23
JPH04501293A (ja) 1992-03-05
JP2749680B2 (ja) 1998-05-13
DE68920044T2 (de) 1995-04-27
EP0439510B1 (de) 1994-12-14
CA2001193A1 (en) 1990-04-21

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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