JPS58156155U - Exhaust recirculation device - Google Patents

Exhaust recirculation device

Info

Publication number
JPS58156155U
JPS58156155U JP5304682U JP5304682U JPS58156155U JP S58156155 U JPS58156155 U JP S58156155U JP 5304682 U JP5304682 U JP 5304682U JP 5304682 U JP5304682 U JP 5304682U JP S58156155 U JPS58156155 U JP S58156155U
Authority
JP
Japan
Prior art keywords
exhaust
exhaust recirculation
recirculation
recirculation device
control valve
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
JP5304682U
Other languages
Japanese (ja)
Inventor
日比野　正寛
宏 佐々木
Original Assignee
日産自動車株式会社
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 日産自動車株式会社 filed Critical 日産自動車株式会社
Priority to JP5304682U priority Critical patent/JPS58156155U/en
Publication of JPS58156155U publication Critical patent/JPS58156155U/en
Pending legal-status Critical Current

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  • Exhaust-Gas Circulating Devices (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。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来のＥＧＲ装置の構成断面図、第２図、第３
図はこの考案のＥＧＲオリフィスと対比して説明するた
めに示した従来のＥＧＲオリフィス部分構成断面図、第
４図はこの考案の一実施例を示すＥＧＲ装置の構成断面
図、第５図は第４図のＥＧＲオリフィスの詳細を示す要
部の拡大断面図である。 図中、′１は排気マニホールド、３はＥＧＲパイプ、４
はＥＧＲ制御バルブ、２０はＥＧＲオリフィスである。 第１図 第４図Figure 1 is a cross-sectional view of the structure of a conventional EGR device, Figures 2 and 3.
The figure is a partial cross-sectional view of a conventional EGR orifice shown in comparison with the EGR orifice of this invention, FIG. 4 is a cross-sectional view of an EGR device showing an embodiment of this invention, and FIG. FIG. 4 is an enlarged sectional view of a main part showing details of the EGR orifice shown in FIG. 4; In the figure, '1 is the exhaust manifold, 3 is the EGR pipe, and 4 is the exhaust manifold.
is an EGR control valve, and 20 is an EGR orifice. Figure 1 Figure 4

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 機関の排気の一部を排気還流通路および排気還流制御バ
ルブを介して吸気路へ還流する排気還流装置において、
前記排気還流通路の排気還流制御バルブ上流に排気流方
向にその流路断面積が除々に縮小した断面形状がＭ型の
排気還流オリフィスを設けたことを特徴とする排気還流
装置。In an exhaust recirculation device that recirculates a portion of engine exhaust gas to an intake passage via an exhaust recirculation passage and an exhaust recirculation control valve,
An exhaust recirculation device characterized in that an exhaust recirculation orifice having an M-shaped cross-sectional shape whose cross-sectional area gradually decreases in the exhaust flow direction is provided upstream of the exhaust recirculation control valve in the exhaust gas recirculation passage.
JP5304682U 1982-04-14 1982-04-14 Exhaust recirculation device Pending JPS58156155U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5304682U JPS58156155U (en) 1982-04-14 1982-04-14 Exhaust recirculation device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5304682U JPS58156155U (en) 1982-04-14 1982-04-14 Exhaust recirculation device

Publications (1)

Publication Number Publication Date
JPS58156155U true JPS58156155U (en) 1983-10-18

Family

ID=30063728

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5304682U Pending JPS58156155U (en) 1982-04-14 1982-04-14 Exhaust recirculation device

Country Status (1)

Country Link
JP (1) JPS58156155U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016125433A (en) * 2015-01-06 2016-07-11 フタバ産業株式会社 Method for manufacturing egr pipe with filter and egr pipe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016125433A (en) * 2015-01-06 2016-07-11 フタバ産業株式会社 Method for manufacturing egr pipe with filter and egr pipe

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