JPS5827520U - Engine secondary air supply system - Google Patents

Engine secondary air supply system

Info

Publication number
JPS5827520U
JPS5827520U JP12133881U JP12133881U JPS5827520U JP S5827520 U JPS5827520 U JP S5827520U JP 12133881 U JP12133881 U JP 12133881U JP 12133881 U JP12133881 U JP 12133881U JP S5827520 U JPS5827520 U JP S5827520U
Authority
JP
Japan
Prior art keywords
secondary air
air
passage
engine
air supply
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
Application number
JP12133881U
Other languages
Japanese (ja)
Other versions
JPS612266Y2 (en
Inventor
石川　康洋
周藤　康彦
小柳　博司
Original Assignee
マツダ株式会社
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 マツダ株式会社 filed Critical マツダ株式会社
Priority to JP12133881U priority Critical patent/JPS5827520U/en
Publication of JPS5827520U publication Critical patent/JPS5827520U/en
Application granted granted Critical
Publication of JPS612266Y2 publication Critical patent/JPS612266Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Exhaust Gas After Treatment (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図は騒音源とボリウム室とエア導入通路との関係を
示す模式図、第２図はこの考案の一実施例の断面図、第
３図は第２図のＩ−１線断面図である。 ４・・・エアファンネル、５ａ、５ｂ・・・ボリウム室
、１１・・・排気通路、１之ａ、１ｚｂ・・・２次エア
通路、１３ａ、１３ｂ・・・リード弁、１８・・・エア
導入通路、１８ａ・・・導入口。Fig. 1 is a schematic diagram showing the relationship between the noise source, the volume chamber, and the air introduction passage, Fig. 2 is a sectional view of one embodiment of this invention, and Fig. 3 is a sectional view taken along the line I-1 in Fig. 2. be. 4...Air funnel, 5a, 5b...Volume chamber, 11...Exhaust passage, 1noa, 1zb...Secondary air passage, 13a, 13b...Reed valve, 18...Air Introduction passage, 18a... introduction port.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] エンジンの排気通路に連通した２次エア通路に排気脈動
に応じて２次エアを排気通路に導入するリード弁を設け
、該リード弁上流の２次エア通路に所定容量のボリウム
室を設けると共に、該ボリウム室に所定長さを有し、か
つ所定量に絞った断面積を有するエア導入通路を接続し
、該エア導入通路の導入口をエアクリーナのエアファン
ネル内において、該エアファンネルの上流側に向けて開
・口せしめたことを特徴とするエンジンの２次エア供給
装置。A reed valve is provided in a secondary air passage communicating with the exhaust passage of the engine for introducing secondary air into the exhaust passage in response to exhaust pulsation, and a volume chamber with a predetermined capacity is provided in the secondary air passage upstream of the reed valve, and An air introduction passage having a predetermined length and a cross-sectional area narrowed to a predetermined amount is connected to the volume chamber, and the inlet of the air introduction passage is placed within the air funnel of the air cleaner on the upstream side of the air funnel. A secondary air supply device for an engine, characterized in that it is opened and opened toward the engine.
JP12133881U 1981-08-15 1981-08-15 Engine secondary air supply system Granted JPS5827520U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12133881U JPS5827520U (en) 1981-08-15 1981-08-15 Engine secondary air supply system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12133881U JPS5827520U (en) 1981-08-15 1981-08-15 Engine secondary air supply system

Publications (2)

Publication Number Publication Date
JPS5827520U true JPS5827520U (en) 1983-02-22
JPS612266Y2 JPS612266Y2 (en) 1986-01-24

Family

ID=29915276

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12133881U Granted JPS5827520U (en) 1981-08-15 1981-08-15 Engine secondary air supply system

Country Status (1)

Country Link
JP (1) JPS5827520U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59157524U (en) * 1983-03-28 1984-10-23 マツダ株式会社 Secondary air introduction device for internal combustion engines

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59157524U (en) * 1983-03-28 1984-10-23 マツダ株式会社 Secondary air introduction device for internal combustion engines

Also Published As

Publication number Publication date
JPS612266Y2 (en) 1986-01-24

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