JPH03185209A - 排気消音器 - Google Patents

排気消音器

Info

Publication number
JPH03185209A
JPH03185209A JP32408189A JP32408189A JPH03185209A JP H03185209 A JPH03185209 A JP H03185209A JP 32408189 A JP32408189 A JP 32408189A JP 32408189 A JP32408189 A JP 32408189A JP H03185209 A JPH03185209 A JP H03185209A
Authority
JP
Japan
Prior art keywords
exhaust
pipe
noise
engine
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.)
Pending
Application number
JP32408189A
Other languages
English (en)
Inventor
Yasuhiro Okamoto
安弘 岡本
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.)
Nissan Motor Co Ltd
Original Assignee
Nissan Motor 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 Nissan Motor Co Ltd filed Critical Nissan Motor Co Ltd
Priority to JP32408189A priority Critical patent/JPH03185209A/ja
Publication of JPH03185209A publication Critical patent/JPH03185209A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Exhaust Silencers (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【発明の詳細な説明】 （産業上の利用分野） この発明は、自動車等に搭載され、そのエンジンの排気
音を低減させる排気消音器に関し、特には、弁の開閉に
より選択的に、エンジンの低回転時の脈動音等の低周波
音を低減させる効果と、エンジンの高回転時の気流音お
よび排気抵抗を低減させる効果とをもたらす排気消音器
に関するものである。
（従来の技術）

Claims (1)

  1. 【特許請求の範囲】 １、消音室内から排気流を外部へ排出する排気排出管を
    一本具える排気消音器において、 前記排気排出管を二重管とし、その二重管の外側の管と
    内側の管との間の通路を開閉する開閉弁を設けたことを
    特徴とする、排気消音器。
JP32408189A 1989-12-15 1989-12-15 排気消音器 Pending JPH03185209A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP32408189A JPH03185209A (ja) 1989-12-15 1989-12-15 排気消音器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP32408189A JPH03185209A (ja) 1989-12-15 1989-12-15 排気消音器

Publications (1)

Publication Number Publication Date
JPH03185209A true JPH03185209A (ja) 1991-08-13

Family

ID=18161939

Family Applications (1)

Application Number Title Priority Date Filing Date
JP32408189A Pending JPH03185209A (ja) 1989-12-15 1989-12-15 排気消音器

Country Status (1)

Country Link
JP (1) JPH03185209A (ja)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0710767A1 (en) 1994-11-04 1996-05-08 Calsonic Corporation Exhaust system of internal combustion engine
EP0733785A2 (en) 1995-02-24 1996-09-25 Calsonic Corporation Muffler controller for use in controllable exhaust system of internal combustion engine
EP0733784A2 (en) 1995-02-24 1996-09-25 Calsonic Corporation Muffler controller for use in controllable exhaust system of internal combustion engine
JP2005009392A (ja) * 2003-06-18 2005-01-13 Hks Co Ltd 排気管装置
US7506723B2 (en) * 2005-09-01 2009-03-24 J. Eberspaecher Gmbh & Co. Kg Muffler for an exhaust gas system
US7562741B2 (en) * 2006-10-21 2009-07-21 Dr. Ing. H.C. F. Porsche Ag Rear muffler assembly

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0710767A1 (en) 1994-11-04 1996-05-08 Calsonic Corporation Exhaust system of internal combustion engine
US5692374A (en) * 1994-11-04 1997-12-02 Calsonic Corporation Exhaust system of internal combustion engine
EP0733785A2 (en) 1995-02-24 1996-09-25 Calsonic Corporation Muffler controller for use in controllable exhaust system of internal combustion engine
EP0733784A2 (en) 1995-02-24 1996-09-25 Calsonic Corporation Muffler controller for use in controllable exhaust system of internal combustion engine
US5723829A (en) * 1995-02-24 1998-03-03 Calsonic Corporation Muffler assembly of internal combustion engine
US5744762A (en) * 1995-02-24 1998-04-28 Calsonic Corporation Muffler controller for use in controllable exhaust system of internal combustion engine
JP2005009392A (ja) * 2003-06-18 2005-01-13 Hks Co Ltd 排気管装置
US7506723B2 (en) * 2005-09-01 2009-03-24 J. Eberspaecher Gmbh & Co. Kg Muffler for an exhaust gas system
US7562741B2 (en) * 2006-10-21 2009-07-21 Dr. Ing. H.C. F. Porsche Ag Rear muffler assembly

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