JP2008232053A - 消音ダクト - Google Patents
消音ダクト Download PDFInfo
- Publication number
- JP2008232053A JP2008232053A JP2007074536A JP2007074536A JP2008232053A JP 2008232053 A JP2008232053 A JP 2008232053A JP 2007074536 A JP2007074536 A JP 2007074536A JP 2007074536 A JP2007074536 A JP 2007074536A JP 2008232053 A JP2008232053 A JP 2008232053A
- Authority
- JP
- Japan
- Prior art keywords
- sound
- duct
- intake
- pipe
- slit
- 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
Links
- 230000002238 attenuated effect Effects 0.000 claims description 4
- 239000011358 absorbing material Substances 0.000 description 20
- 230000003584 silencer Effects 0.000 description 16
- 230000000052 comparative effect Effects 0.000 description 10
- 230000030279 gene silencing Effects 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000001743 silencing effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000004745 nonwoven fabric Substances 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- XUMBMVFBXHLACL-UHFFFAOYSA-N Melanin Chemical compound O=C1C(=O)C(C2=CNC3=C(C(C(=O)C4=C32)=O)C)=C2C4=CNC2=C1C XUMBMVFBXHLACL-UHFFFAOYSA-N 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
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
- F02M35/1238—Flow throttling or guiding by using secondary connections to the ambient, e.g. covered by a membrane or a porous member
-
- 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
- F02M35/1272—Intake silencers ; Sound modulation, transmission or amplification using absorbing, damping, insulating or reflecting materials, e.g. porous foams, fibres, rubbers, fabrics, coatings or membranes
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Duct Arrangements (AREA)
- Exhaust Silencers (AREA)
Abstract
【解決手段】吸気システム(1)に組み込まれると共に吸気システム(1)内の音を逃す第1の孔(11a、21a、22a)を有したパイプ(11、21、22、22B)と、音が減衰されるようにパイプ(11、21、22、22B)を覆うと共に前記パイプの周方向において第1の孔(11a、21a、22a)と重なる第2の孔(13a、23a)を有したカバー(13、23)を含む。
【選択図】図2
Description
図1を参照して、吸気システム1は、空気を吸い込むためのインテークダクト2と、インテークダクト2と接続したエアクリーナ3と、エアクリーナ3と接続すると共にエンジン側に配置されたエアフローチューブ4と、インテークダクト2に組み込まれた消音ダクト5を含む。
図6を参照して、消音ダクト5Aは、パイプとしてのインナーパイプ21と、インナーパイプ21の上に配置されたパイプとしての吸音材22と、吸音材22の周囲に配置されたカバーとしてのアウターパイプ23とを含む。
2 インテークダクト
3 エアクリーナ
4 エアフローチューブ
5、5A、5B 消音ダクト
11 インナーパイプ
11a 円孔
12 吸音材
13 アウターパイプ
13a スリット
15 ガイド
21 インナーパイプ
21a スリット
22 吸音材
23 アウターカバー
23a 逃し孔
Claims (4)
- 吸気システムに組み込まれると共に吸気システム内の音を逃す第1の孔を有したパイプと、
音が減衰されるように前記パイプを覆うと共に前記パイプの周方向において前記第1の孔と重なる第2の孔を有したカバーを含む消音ダクト。 - 前記カバーは第2の孔から音を案内するガイドを含む請求項1に記載の消音ダクト。
- 前記第2の孔はスリットを含む請求項1に記載の消音ダクト。
- 前記第1の孔はスリットを含む請求項1に記載の消音ダクト。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007074536A JP4771546B2 (ja) | 2007-03-22 | 2007-03-22 | 消音ダクト |
US12/052,973 US20080230307A1 (en) | 2007-03-22 | 2008-03-21 | Muffle duct |
CN200810087223.0A CN101270712B (zh) | 2007-03-22 | 2008-03-24 | 消音管 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007074536A JP4771546B2 (ja) | 2007-03-22 | 2007-03-22 | 消音ダクト |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008232053A true JP2008232053A (ja) | 2008-10-02 |
JP4771546B2 JP4771546B2 (ja) | 2011-09-14 |
Family
ID=39773585
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007074536A Expired - Fee Related JP4771546B2 (ja) | 2007-03-22 | 2007-03-22 | 消音ダクト |
Country Status (3)
Country | Link |
---|---|
US (1) | US20080230307A1 (ja) |
JP (1) | JP4771546B2 (ja) |
CN (1) | CN101270712B (ja) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012193691A (ja) * | 2011-03-17 | 2012-10-11 | Sekiso:Kk | 吸気ダクト |
JP2014088168A (ja) * | 2012-10-26 | 2014-05-15 | Agustawestland Spa | ホバリング航空機 |
JP2015140771A (ja) * | 2014-01-30 | 2015-08-03 | ダイハツ工業株式会社 | 内燃機関 |
JP2015175297A (ja) * | 2014-03-14 | 2015-10-05 | トヨタ自動車株式会社 | 吸気ダクト |
WO2015162668A1 (ja) * | 2014-04-21 | 2015-10-29 | 三菱電機株式会社 | エアポンプ、モジュール及び蒸発燃料処理システム |
CN106249521A (zh) * | 2016-09-30 | 2016-12-21 | 苏州佳世达光电有限公司 | 电子装置 |
US9657616B2 (en) | 2013-05-07 | 2017-05-23 | Kobe Steel, Ltd. | Muffler sound-insulation structure |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008082312A (ja) * | 2006-09-29 | 2008-04-10 | Denso Corp | 吸気装置 |
US8162101B2 (en) * | 2008-09-19 | 2012-04-24 | Kawasaki Jukogyo Kabushiki Kaisha | Ram intake unit having a sound absorbing structure |
DE102011100014A1 (de) * | 2011-04-29 | 2012-10-31 | GM Global Technology Operations LLC (n. d. Gesetzen des Staates Delaware) | Schalldämpfer |
GB201113034D0 (en) * | 2011-07-28 | 2011-09-14 | Airbus Uk Ltd | An conditioning system exhaust silencer for an aircraft |
CN103629023B (zh) * | 2012-08-24 | 2016-06-15 | 曼胡默尔滤清器(上海)有限公司 | 一种设有谐振腔的消音装置 |
DE102013215636A1 (de) * | 2013-08-08 | 2015-02-12 | Mahle International Gmbh | Geräuschdämpfer |
CN104749898B (zh) * | 2013-12-30 | 2018-03-02 | 上海微电子装备(集团)股份有限公司 | 用于光刻设备降噪的共鸣器 |
DE102017130661A1 (de) | 2017-12-20 | 2019-06-27 | Montaplast Gmbh | Breitbanddämpfer für einen Kraftfahrzeug-Motor |
US11608762B2 (en) | 2019-06-17 | 2023-03-21 | Tenneco Automotive Operating Company Inc. | Vehicle exhaust system |
IT201900018908A1 (it) * | 2019-10-15 | 2021-04-15 | Daikin Applied Europe S P A | Compressore a vite |
US11808186B2 (en) | 2021-05-12 | 2023-11-07 | Tenneco Automotive Operating Company Inc. | Surface component for vehicle exhaust system |
CN113669178B (zh) * | 2021-07-22 | 2023-02-17 | 一汽解放汽车有限公司 | 车用进气***及汽车 |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0538350U (ja) * | 1991-10-30 | 1993-05-25 | 豊田合成株式会社 | 内燃機関の吸気ダクト |
JPH0538352U (ja) * | 1991-10-30 | 1993-05-25 | 豊田合成株式会社 | 内燃機関の吸気ダクト |
JPH06159174A (ja) * | 1992-11-26 | 1994-06-07 | Kojima Press Co Ltd | レゾネータ |
JPH0660718U (ja) * | 1993-02-01 | 1994-08-23 | 豊田紡織株式会社 | 消音器 |
JPH09144986A (ja) * | 1995-11-27 | 1997-06-03 | Nissan Motor Co Ltd | 吸音ダクト構造体 |
JP2000240520A (ja) * | 1999-02-19 | 2000-09-05 | Kojima Press Co Ltd | 消音器 |
JP2001041122A (ja) * | 1999-07-26 | 2001-02-13 | Inoac Corp | 吸気ダクト |
JP2001073894A (ja) * | 1999-09-06 | 2001-03-21 | Inoac Corp | 吸気ダクト |
JP2002195006A (ja) * | 2000-11-23 | 2002-07-10 | Westaflex Automob | 消音装置 |
JP2003343373A (ja) * | 2002-03-19 | 2003-12-03 | Nihon Sekiso Industries Co Ltd | 吸気ダクト |
JP2004346750A (ja) * | 2003-05-20 | 2004-12-09 | Mahle Tennex Corp | 複合型ダクト |
JP2008008253A (ja) * | 2006-06-30 | 2008-01-17 | Toyoda Gosei Co Ltd | 消音ダクト |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2036138A (en) * | 1932-09-21 | 1936-03-31 | Buffalo Pressed Steel Company | Exhaust silencer |
US2066467A (en) * | 1935-11-27 | 1937-01-05 | Emmet P Gray | Muffler |
US2233341A (en) * | 1938-07-27 | 1941-02-25 | Hayes Ind Inc | Muffler construction |
US3561561A (en) * | 1969-11-28 | 1971-02-09 | John B Trainor | Sound attenuating device |
US3688870A (en) * | 1971-08-26 | 1972-09-05 | Stephen J Gibel | Through-flow aspirator muffler |
US3957133A (en) * | 1975-09-10 | 1976-05-18 | Scovill Manufacturing Company | Muffler |
US4134472A (en) * | 1977-08-29 | 1979-01-16 | Trainor John B | Combination muffler and air filter |
US4184564A (en) * | 1977-08-29 | 1980-01-22 | Trainor John B | Combination muffler and air filter |
US4749058A (en) * | 1986-11-07 | 1988-06-07 | Trainor John B | Muffler |
CN2032256U (zh) * | 1988-02-05 | 1989-02-08 | 上海拖拉机厂 | 柴油机进气管*** |
US4971612A (en) * | 1989-03-23 | 1990-11-20 | Arrow Pneumatics, Inc. | Reclassifying silencer |
DE19615917A1 (de) * | 1996-04-22 | 1997-10-30 | Wolf Woco & Co Franz J | Ansaugschalldämpfer und Kraftfahrzeug |
US6668971B2 (en) * | 1998-01-13 | 2003-12-30 | Robert E. Sterling | Pneumatic hand tool exhaust muffler having inner and outer tubes |
DE19855734A1 (de) * | 1998-12-03 | 2000-06-08 | Mann & Hummel Filter | Verstellbares Saugrohr |
DE19903165A1 (de) * | 1999-01-27 | 2000-08-03 | Mann & Hummel Filter | Ansaugvorrichtung mit einem Durchbrüche aufweisenden Leitungsabschnitt |
US6802388B2 (en) * | 2001-06-13 | 2004-10-12 | Woco Franz-Josef Wolf & Co. Gmbh | Silencer or noise damper |
DE10144972C1 (de) * | 2001-09-12 | 2003-05-15 | Woco Franz Josef Wolf & Co Gmbh | Fluidführung, insbesondere in Form eines Rohluftschlauchs zum Einsaugen von Rohluft in einen Luftfilter eines Kraftfahrzeuges |
US6739426B2 (en) * | 2002-05-31 | 2004-05-25 | Control Components, Inc. | Low-noise pressure reduction system |
US6752240B1 (en) * | 2002-11-05 | 2004-06-22 | Brunswick Corporation | Sound attenuator for a supercharged marine propulsion device |
US6938601B2 (en) * | 2003-05-21 | 2005-09-06 | Mahle Tennex Industries, Inc. | Combustion resonator |
US7631726B2 (en) * | 2004-06-28 | 2009-12-15 | Mahle International Gmbh | Silencer for air induction system and high flow articulated coupling |
-
2007
- 2007-03-22 JP JP2007074536A patent/JP4771546B2/ja not_active Expired - Fee Related
-
2008
- 2008-03-21 US US12/052,973 patent/US20080230307A1/en not_active Abandoned
- 2008-03-24 CN CN200810087223.0A patent/CN101270712B/zh not_active Expired - Fee Related
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0538350U (ja) * | 1991-10-30 | 1993-05-25 | 豊田合成株式会社 | 内燃機関の吸気ダクト |
JPH0538352U (ja) * | 1991-10-30 | 1993-05-25 | 豊田合成株式会社 | 内燃機関の吸気ダクト |
JPH06159174A (ja) * | 1992-11-26 | 1994-06-07 | Kojima Press Co Ltd | レゾネータ |
JPH0660718U (ja) * | 1993-02-01 | 1994-08-23 | 豊田紡織株式会社 | 消音器 |
JPH09144986A (ja) * | 1995-11-27 | 1997-06-03 | Nissan Motor Co Ltd | 吸音ダクト構造体 |
JP2000240520A (ja) * | 1999-02-19 | 2000-09-05 | Kojima Press Co Ltd | 消音器 |
JP2001041122A (ja) * | 1999-07-26 | 2001-02-13 | Inoac Corp | 吸気ダクト |
JP2001073894A (ja) * | 1999-09-06 | 2001-03-21 | Inoac Corp | 吸気ダクト |
JP2002195006A (ja) * | 2000-11-23 | 2002-07-10 | Westaflex Automob | 消音装置 |
JP2003343373A (ja) * | 2002-03-19 | 2003-12-03 | Nihon Sekiso Industries Co Ltd | 吸気ダクト |
JP2004346750A (ja) * | 2003-05-20 | 2004-12-09 | Mahle Tennex Corp | 複合型ダクト |
JP2008008253A (ja) * | 2006-06-30 | 2008-01-17 | Toyoda Gosei Co Ltd | 消音ダクト |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012193691A (ja) * | 2011-03-17 | 2012-10-11 | Sekiso:Kk | 吸気ダクト |
JP2014088168A (ja) * | 2012-10-26 | 2014-05-15 | Agustawestland Spa | ホバリング航空機 |
US9657616B2 (en) | 2013-05-07 | 2017-05-23 | Kobe Steel, Ltd. | Muffler sound-insulation structure |
JP2015140771A (ja) * | 2014-01-30 | 2015-08-03 | ダイハツ工業株式会社 | 内燃機関 |
JP2015175297A (ja) * | 2014-03-14 | 2015-10-05 | トヨタ自動車株式会社 | 吸気ダクト |
WO2015162668A1 (ja) * | 2014-04-21 | 2015-10-29 | 三菱電機株式会社 | エアポンプ、モジュール及び蒸発燃料処理システム |
US9897043B2 (en) | 2014-04-21 | 2018-02-20 | Mitsubishi Electric Corporation | Air pump, module, and evaporated fuel processing system |
CN106249521A (zh) * | 2016-09-30 | 2016-12-21 | 苏州佳世达光电有限公司 | 电子装置 |
Also Published As
Publication number | Publication date |
---|---|
JP4771546B2 (ja) | 2011-09-14 |
CN101270712B (zh) | 2012-05-23 |
CN101270712A (zh) | 2008-09-24 |
US20080230307A1 (en) | 2008-09-25 |
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