JP2008231979A - 消音チャンバーダクト - Google Patents
消音チャンバーダクト Download PDFInfo
- Publication number
- JP2008231979A JP2008231979A JP2007070402A JP2007070402A JP2008231979A JP 2008231979 A JP2008231979 A JP 2008231979A JP 2007070402 A JP2007070402 A JP 2007070402A JP 2007070402 A JP2007070402 A JP 2007070402A JP 2008231979 A JP2008231979 A JP 2008231979A
- Authority
- JP
- Japan
- Prior art keywords
- hole
- sound
- pipe
- intake
- duct
- 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.)
- Pending
Links
- 230000002238 attenuated effect Effects 0.000 claims abstract description 3
- 239000011358 absorbing material Substances 0.000 claims description 16
- 230000003584 silencer Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 13
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 11
- 230000030279 gene silencing Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 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
- 239000006260 foam Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001743 silencing effect Effects 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000035699 permeability 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
- 239000002759 woven fabric 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)
- Exhaust Silencers (AREA)
- Duct Arrangements (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、31a)を有したパイプ(11、21、31)と、音が減衰されるようにパイプ(11、21、31)を覆うと共に第2の孔(13a、23d、33b)を有したカバー(13、23、33)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チャンバーダクト5を含む。
図5(A)、(B)を参照して、消音チャンバーダクト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カバー23とを含む。
なお、本発明は、実施の形態に限定されず、実施の形態の修正及び変更は発明の趣旨を逸脱しない範囲で可能である。
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 消音チャンバーダクト
11 インナーパイプ
11a 長孔
12 吸音材
13 アウターパイプ
13a 逃し孔
21 インナーパイプ
21a 孔
22 吸音材
23 アウターカバー
23d 逃し孔
31 インナーパイプ
32 吸音材
33 アウターカバー
33b 逃し孔
Claims (6)
- 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第2の孔を有したカバーとを含む消音チャンバーダクト。 - 前記第1の孔と前記第2の孔とは周方向に離れている請求項1に記載の消音チャンバーダクト。
- 前記第1の孔及び前記第2の孔は前記パイプの径方向に向いている請求項2に記載の消音チャンバーダクト。
- 前記第1の孔は前記パイプの径方向に向いており、前記第2の孔は前記パイプの周方向に向いている請求項2に記載の消音チャンバーダクト。
- 前記第1の孔は前記パイプの縦方向に向いており、前記第2の孔は前記パイプの横方向に向いている請求項2に記載の消音チャンバーダクト。
- 前記パイプは吸音材を含む請求項1に記載の消音チャンバーダクト。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007070402A JP2008231979A (ja) | 2007-03-19 | 2007-03-19 | 消音チャンバーダクト |
US12/050,222 US20080230306A1 (en) | 2007-03-19 | 2008-03-18 | Muffle chamber duct |
CNA2008100854942A CN101270711A (zh) | 2007-03-19 | 2008-03-19 | 消音膛管 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007070402A JP2008231979A (ja) | 2007-03-19 | 2007-03-19 | 消音チャンバーダクト |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2008231979A true JP2008231979A (ja) | 2008-10-02 |
Family
ID=39773584
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007070402A Pending JP2008231979A (ja) | 2007-03-19 | 2007-03-19 | 消音チャンバーダクト |
Country Status (3)
Country | Link |
---|---|
US (1) | US20080230306A1 (ja) |
JP (1) | JP2008231979A (ja) |
CN (1) | CN101270711A (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009144723A (ja) * | 2007-12-12 | 2009-07-02 | Daeki Corp | 車両用エアダクトアッセンブリ |
JP2010185295A (ja) * | 2009-02-10 | 2010-08-26 | Nissan Motor Co Ltd | 吸気ダクト構造 |
KR20170102458A (ko) * | 2015-01-09 | 2017-09-11 | 데이코 아이피 홀딩스 엘엘시 | 엔진 내 소음 감쇄 유닛을 위한 소음 감쇄 부재 |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7712447B2 (en) * | 2008-10-15 | 2010-05-11 | Gm Global Technology Operations, Inc. | Noise attenuation for internal combustion engine |
US8528692B2 (en) * | 2010-06-08 | 2013-09-10 | Inoac Corporation | Air intake duct |
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 |
GB2496368B (en) * | 2011-10-12 | 2017-05-31 | Ford Global Tech Llc | An acoustic attenuator for an engine booster |
WO2014126548A1 (en) * | 2013-02-12 | 2014-08-21 | Faurecia Emissions Control Technologies | Vehicle exhaust system with resonance damping |
DE102013215636A1 (de) * | 2013-08-08 | 2015-02-12 | Mahle International Gmbh | Geräuschdämpfer |
KR101782448B1 (ko) * | 2016-04-18 | 2017-09-27 | 코리아웨코스타 주식회사 | 차량용 패치형 흡기덕트 및 그 제조방법 |
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 (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
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 (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3688870A (en) * | 1971-08-26 | 1972-09-05 | Stephen J Gibel | Through-flow aspirator muffler |
CA984693A (en) * | 1973-11-22 | 1976-03-02 | Bombardier Limited | Air intake silencer for a two-stroke internal combustion engine |
US5762858A (en) * | 1995-02-02 | 1998-06-09 | Toyoda Gosei Co., Ltd. | Process for producing muffler hose |
JPH09144986A (ja) * | 1995-11-27 | 1997-06-03 | Nissan Motor Co Ltd | 吸音ダクト構造体 |
DE19615917A1 (de) * | 1996-04-22 | 1997-10-30 | Wolf Woco & Co Franz J | Ansaugschalldämpfer und Kraftfahrzeug |
JP3883604B2 (ja) * | 1996-04-24 | 2007-02-21 | 株式会社共立 | 消音装置付ブロワパイプ |
DE19903165A1 (de) * | 1999-01-27 | 2000-08-03 | Mann & Hummel Filter | Ansaugvorrichtung mit einem Durchbrüche aufweisenden Leitungsabschnitt |
ES2300357T5 (es) * | 2001-06-13 | 2011-11-17 | Woco Industrietechnik Gmbh | Amortiguador de ruidos. |
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 |
US7086497B2 (en) * | 2001-09-27 | 2006-08-08 | Siemens Vdo Automotive Inc. | Induction system with low pass filter for turbo charger applications |
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
- 2007-03-19 JP JP2007070402A patent/JP2008231979A/ja active Pending
-
2008
- 2008-03-18 US US12/050,222 patent/US20080230306A1/en not_active Abandoned
- 2008-03-19 CN CNA2008100854942A patent/CN101270711A/zh active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
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 (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009144723A (ja) * | 2007-12-12 | 2009-07-02 | Daeki Corp | 車両用エアダクトアッセンブリ |
JP2010185295A (ja) * | 2009-02-10 | 2010-08-26 | Nissan Motor Co Ltd | 吸気ダクト構造 |
KR20170102458A (ko) * | 2015-01-09 | 2017-09-11 | 데이코 아이피 홀딩스 엘엘시 | 엔진 내 소음 감쇄 유닛을 위한 소음 감쇄 부재 |
KR102269213B1 (ko) | 2015-01-09 | 2021-06-24 | 데이코 아이피 홀딩스 엘엘시 | 엔진 내 소음 감쇄 유닛을 위한 소음 감쇄 부재 |
Also Published As
Publication number | Publication date |
---|---|
US20080230306A1 (en) | 2008-09-25 |
CN101270711A (zh) | 2008-09-24 |
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