JP2007537380A - 車輌の排気装置用の消音器 - Google Patents
車輌の排気装置用の消音器 Download PDFInfo
- Publication number
- JP2007537380A JP2007537380A JP2007504502A JP2007504502A JP2007537380A JP 2007537380 A JP2007537380 A JP 2007537380A JP 2007504502 A JP2007504502 A JP 2007504502A JP 2007504502 A JP2007504502 A JP 2007504502A JP 2007537380 A JP2007537380 A JP 2007537380A
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- outlet
- inlet
- silencer
- opening
- 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
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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
- F01N1/00—Silencing apparatus characterised by method of silencing
- F01N1/24—Silencing apparatus characterised by method of silencing by using sound-absorbing materials
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Silencers (AREA)
Abstract
【選択図】 図1
Description
12 筒状外装体
14 前壁
16 入口
18,20 出口
22 折り返し孔
24 排気出口
26 第1室
28 第2室
30 縦断壁
32 入口開口部
34 出口開口部
36 多孔入口管
38 環状導管
40,42 中間多孔管
44 環状継ぎ手
46 端部管
48 開口部
50 尾部管
M 環状導管のトーラスの中央線
L 環状導管の多孔区域の幅
Claims (7)
- 内側を消音材で裏付しかつ排気ガスを収容するために接続可能にした入口(16)を備えた前壁(14)と後壁(19)とによりその両端を密閉させた筒状外装体(12)から構成し、該筒状外装体(12)内には第1室(26)と第2室(28)とを形成し、該第1室(26)と第2室(28)とを入口開口部(32)と出口開口部(34)とを有する縦断壁(30)により分離し、
第1室(26)内には入口(16)から入口開口部(32)まで延伸させた多孔入口管(36)を設け、
第1室(26)内に延伸させると共に出口開口部(34)に開口している一端と排気管(44,46,50)に接続可能にした他端とを有するガス送出手段(40,42)を備え、
前記入口開口部(32)と出口開口部(34)とを入口管(36)とほぼ同じ直径にしかつ第2室(28)内に配設させると共に入口管とほぼ同じ直径にした環状導管(38)を介して互いに連通させたことを特徴とする車輌の排気装置用の消音器。 - 前記環状導管(38)には該導管の直径の1/8乃至1/4の範囲の幅(L)の多孔区域を備え、該多孔区域を該環状導管のトーラスの中央線(M)をはさんで導管の上面と下面に延伸させたことを特徴とする請求項1に記載の消音器。
- 前記多孔区域の幅(L)を環状導管の直径の1/6にしたことを特徴とする請求項2に記載の消音器。
- 前記ガス送出手段を出口開口部34に溶接させた2つの分岐端部を有しかつ各平坦面(40a,42a)に沿って互いに接触している一対の多孔管(40,42)から構成し、縦断壁(30)における前記多孔管の輪郭を出口開口部の輪郭にほぼ一致させたことを特徴とする請求項1乃至3のいずれか1項に記載の消音器。
- 前記前壁(14)には少なくとも1つの出口(18,20)を設け、前記多孔管(40,42)のいずれか1つを筒状外装体の外側の排気管に接続させるように出口(20)に連通させることを特徴とする請求項4に記載の消音器。
- 前記前壁(14)には折り返し孔(22)を設け、該押し返し孔(22)と出口(20)とにおいて前壁(14)に溶接した2つの端部を有する環状継ぎ手(44)と、該折り返し孔(22)から後壁に設けた排気出口(24)まで筒状外装体内を延伸する出口管(46,50)とを備えたことを特徴とする請求項5に記載の消音器。
- 前記出口管(46,50)を前壁(14)から縦断壁(30)上の開口部(48)まで延伸する多孔端部管(46)と、該開口部(48)から排気出口(24)まで延伸する尾部管(50)とから構成した請求項6に記載の消音器。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT000041U ITTO20040041U1 (it) | 2004-03-26 | 2004-03-26 | Silenziatore per gruppi di scarico di veicoli a motore termico |
PCT/IB2005/000731 WO2005093228A1 (en) | 2004-03-26 | 2005-03-21 | Muffler for exhaust systems of vehicles |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007537380A true JP2007537380A (ja) | 2007-12-20 |
JP4617354B2 JP4617354B2 (ja) | 2011-01-26 |
Family
ID=34962019
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007504502A Expired - Fee Related JP4617354B2 (ja) | 2004-03-26 | 2005-03-21 | 車輌の排気装置用の消音器 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7571789B2 (ja) |
EP (1) | EP1727972B1 (ja) |
JP (1) | JP4617354B2 (ja) |
AT (1) | ATE389788T1 (ja) |
DE (1) | DE602005005461T2 (ja) |
ES (1) | ES2304006T3 (ja) |
IT (1) | ITTO20040041U1 (ja) |
WO (1) | WO2005093228A1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7650965B2 (en) * | 2006-06-09 | 2010-01-26 | Emcon Technologies Llc | Exhaust system |
JP4577282B2 (ja) * | 2006-08-11 | 2010-11-10 | トヨタ自動車株式会社 | エンジンの排気装置、その製造方法、マフラ及び車両 |
US20080282689A1 (en) * | 2007-05-18 | 2008-11-20 | International Truck Intellectual Property Company, Llc | Exhaust gas diffuser |
US20090000862A1 (en) * | 2007-06-28 | 2009-01-01 | Buell Motorcycle Company | Motorcycle exhaust system |
US20100270098A1 (en) * | 2009-04-24 | 2010-10-28 | Buell Motorcycle Company | Motorcycle with movable exhaust system |
KR101526753B1 (ko) * | 2013-12-19 | 2015-06-05 | 현대자동차주식회사 | 차량용 소음기 |
CN105986853B (zh) * | 2015-02-05 | 2020-01-17 | 福特环球技术公司 | 消声器 |
JP6530666B2 (ja) * | 2015-07-28 | 2019-06-12 | 川崎重工業株式会社 | 自動二輪車の排気装置 |
US11549414B1 (en) | 2019-11-07 | 2023-01-10 | Phillip M. Adams | Sound attenuator apparatus and method |
FR3142703A1 (fr) * | 2022-12-02 | 2024-06-07 | Renault S.A.S | Volume acoustique d’échappement d’un véhicule comprenant un agencement en U |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0299709A (ja) * | 1988-10-05 | 1990-04-11 | Nissan Motor Co Ltd | 排気消音装置 |
JPH0375432U (ja) * | 1989-11-24 | 1991-07-29 | ||
JPH03242416A (ja) * | 1990-02-19 | 1991-10-29 | Nissan Motor Co Ltd | 排気消音器 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2070543A (en) * | 1936-01-13 | 1937-02-09 | Hayes Ind Inc | Muffler |
US2934161A (en) * | 1955-11-28 | 1960-04-26 | Walker Mfg Co | Muffler |
FR1258458A (fr) * | 1960-03-17 | 1961-04-14 | Eberspaecher J | Silencieux comportant des résonateurs de helmholtz en dérivation |
US3511617A (en) * | 1967-06-09 | 1970-05-12 | Ethyl Corp | Catalytic muffler |
FR2499151B1 (fr) * | 1981-02-02 | 1985-12-13 | Peugeot Cycles | Coupelle de fermeture pour silencieux d'echappement automobile et silencieux comportant une telle coupelle |
FR2502693A1 (fr) * | 1981-03-26 | 1982-10-01 | Wissembourg Sa Const Metallurg | Silencieux pour moteurs de vehicules automobiles |
DE3716248A1 (de) * | 1986-05-20 | 1987-11-26 | Gilardini Spa | Abgasschalldaempfer fuer ein fahrzeug |
JPH0544503Y2 (ja) * | 1988-07-29 | 1993-11-11 | ||
DE9400796U1 (de) * | 1994-01-20 | 1994-04-07 | Heinrich Gillet Gmbh & Co Kg, 67480 Edenkoben | Schalldämpfer |
NL1008252C2 (nl) * | 1998-02-09 | 1999-08-10 | Arvin Exhaust Bv | Volgens een boog verlopende pijpsectie. |
DE19948146A1 (de) * | 1999-09-28 | 2001-03-29 | Wolf Woco & Co Franz J | Abgasschalldämpfer |
JP3943818B2 (ja) * | 2000-09-21 | 2007-07-11 | 本田技研工業株式会社 | エンジンの消音器 |
US6435302B1 (en) * | 2000-12-21 | 2002-08-20 | Shun-Lai Chen | Motor vehicle muffler |
-
2004
- 2004-03-26 IT IT000041U patent/ITTO20040041U1/it unknown
-
2005
- 2005-03-21 ES ES05708780T patent/ES2304006T3/es active Active
- 2005-03-21 JP JP2007504502A patent/JP4617354B2/ja not_active Expired - Fee Related
- 2005-03-21 DE DE602005005461T patent/DE602005005461T2/de active Active
- 2005-03-21 AT AT05708780T patent/ATE389788T1/de active
- 2005-03-21 US US10/589,248 patent/US7571789B2/en not_active Expired - Fee Related
- 2005-03-21 EP EP05708780A patent/EP1727972B1/en not_active Not-in-force
- 2005-03-21 WO PCT/IB2005/000731 patent/WO2005093228A1/en active IP Right Grant
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0299709A (ja) * | 1988-10-05 | 1990-04-11 | Nissan Motor Co Ltd | 排気消音装置 |
JPH0375432U (ja) * | 1989-11-24 | 1991-07-29 | ||
JPH03242416A (ja) * | 1990-02-19 | 1991-10-29 | Nissan Motor Co Ltd | 排気消音器 |
Also Published As
Publication number | Publication date |
---|---|
US20070187175A1 (en) | 2007-08-16 |
EP1727972A1 (en) | 2006-12-06 |
ITTO20040041U1 (it) | 2004-06-26 |
WO2005093228A1 (en) | 2005-10-06 |
DE602005005461T2 (de) | 2009-04-16 |
ES2304006T3 (es) | 2008-09-01 |
JP4617354B2 (ja) | 2011-01-26 |
DE602005005461D1 (de) | 2008-04-30 |
ATE389788T1 (de) | 2008-04-15 |
EP1727972B1 (en) | 2008-03-19 |
US7571789B2 (en) | 2009-08-11 |
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