JPS5970868A - 容積可変式共鳴消音システム - Google Patents

容積可変式共鳴消音システム

Info

Publication number
JPS5970868A
JPS5970868A JP57179887A JP17988782A JPS5970868A JP S5970868 A JPS5970868 A JP S5970868A JP 57179887 A JP57179887 A JP 57179887A JP 17988782 A JP17988782 A JP 17988782A JP S5970868 A JPS5970868 A JP S5970868A
Authority
JP
Japan
Prior art keywords
volume
resonator
frequency
noise
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.)
Granted
Application number
JP57179887A
Other languages
English (en)
Japanese (ja)
Other versions
JPH057553B2 (cg-RX-API-DMAC10.html
Inventor
Kazuyuki Horie
一幸 堀江
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.)
Denso Corp
Original Assignee
NipponDenso Co Ltd
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 NipponDenso Co Ltd filed Critical NipponDenso Co Ltd
Priority to JP57179887A priority Critical patent/JPS5970868A/ja
Publication of JPS5970868A publication Critical patent/JPS5970868A/ja
Publication of JPH057553B2 publication Critical patent/JPH057553B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • F02M35/1222—Flow throttling or guiding by using adjustable or movable elements, e.g. valves, membranes, bellows, expanding or shrinking elements
    • 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
    • F02M35/1255—Intake silencers ; Sound modulation, transmission or amplification using resonance

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
JP57179887A 1982-10-15 1982-10-15 容積可変式共鳴消音システム Granted JPS5970868A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57179887A JPS5970868A (ja) 1982-10-15 1982-10-15 容積可変式共鳴消音システム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57179887A JPS5970868A (ja) 1982-10-15 1982-10-15 容積可変式共鳴消音システム

Publications (2)

Publication Number Publication Date
JPS5970868A true JPS5970868A (ja) 1984-04-21
JPH057553B2 JPH057553B2 (cg-RX-API-DMAC10.html) 1993-01-29

Family

ID=16073628

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57179887A Granted JPS5970868A (ja) 1982-10-15 1982-10-15 容積可変式共鳴消音システム

Country Status (1)

Country Link
JP (1) JPS5970868A (cg-RX-API-DMAC10.html)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01114970U (cg-RX-API-DMAC10.html) * 1988-01-28 1989-08-02
US5692052A (en) * 1991-06-17 1997-11-25 Nippondenso Co., Ltd. Engine noise control apparatus
JPH10102621A (ja) * 1996-09-25 1998-04-21 Bridgestone Corp 共鳴吸音機構
JP2002129982A (ja) * 2000-05-26 2002-05-09 Alstom Power Nv 燃焼器内の音響振動を減衰するための装置
US7273130B2 (en) * 2002-07-16 2007-09-25 Eads Deutschland Gmbh Device and method for active soundproofing, and power unit for aeroplanes
JP2009231463A (ja) * 2008-03-21 2009-10-08 Hitachi Ltd 電子機器の消音機構及び消音器
GB2579181B (en) * 2018-11-21 2021-10-20 Jaguar Land Rover Ltd A vehicle bonnet, a method of assembling a vehicle bonnet and a vehicle comprising a bonnet

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5560444U (cg-RX-API-DMAC10.html) * 1978-10-20 1980-04-24
JPS55123610U (cg-RX-API-DMAC10.html) * 1979-02-26 1980-09-02
JPS57135212A (en) * 1981-02-16 1982-08-20 Agency Of Ind Science & Technol Muffler

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5560444U (cg-RX-API-DMAC10.html) * 1978-10-20 1980-04-24
JPS55123610U (cg-RX-API-DMAC10.html) * 1979-02-26 1980-09-02
JPS57135212A (en) * 1981-02-16 1982-08-20 Agency Of Ind Science & Technol Muffler

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01114970U (cg-RX-API-DMAC10.html) * 1988-01-28 1989-08-02
US5692052A (en) * 1991-06-17 1997-11-25 Nippondenso Co., Ltd. Engine noise control apparatus
JPH10102621A (ja) * 1996-09-25 1998-04-21 Bridgestone Corp 共鳴吸音機構
JP2002129982A (ja) * 2000-05-26 2002-05-09 Alstom Power Nv 燃焼器内の音響振動を減衰するための装置
US6634457B2 (en) * 2000-05-26 2003-10-21 Alstom (Switzerland) Ltd Apparatus for damping acoustic vibrations in a combustor
US7273130B2 (en) * 2002-07-16 2007-09-25 Eads Deutschland Gmbh Device and method for active soundproofing, and power unit for aeroplanes
JP2009231463A (ja) * 2008-03-21 2009-10-08 Hitachi Ltd 電子機器の消音機構及び消音器
GB2579181B (en) * 2018-11-21 2021-10-20 Jaguar Land Rover Ltd A vehicle bonnet, a method of assembling a vehicle bonnet and a vehicle comprising a bonnet

Also Published As

Publication number Publication date
JPH057553B2 (cg-RX-API-DMAC10.html) 1993-01-29

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