JPS59190920U - Engine exhaust gas purification device - Google Patents
Engine exhaust gas purification deviceInfo
- Publication number
- JPS59190920U JPS59190920U JP8673583U JP8673583U JPS59190920U JP S59190920 U JPS59190920 U JP S59190920U JP 8673583 U JP8673583 U JP 8673583U JP 8673583 U JP8673583 U JP 8673583U JP S59190920 U JPS59190920 U JP S59190920U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust gas
- purification device
- passage
- gas purification
- engine exhaust
- 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
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
第１図は本考案の実施例を示すエンジンの排気ガス浄化
装置の全体構成図、第２図は制御弁を排圧で切換制御す
る場合の説明図である。
１・・・・・・エンジン本体、２・・・・・・吸気通路
、３・・・・・・排気通路、３ａ・・・・・・第１通路
、３ｂ・・・・・・第２通路、６・・・・・・触媒コン
バータ、７・・・・・・排気ガス冷却手段、８・・・・
・・制御弁、１Ｂ・・・・・・ダイヤフラム装置、１９
・・・・・・排圧導入通路。FIG. 1 is an overall configuration diagram of an engine exhaust gas purification device showing an embodiment of the present invention, and FIG. 2 is an explanatory diagram of a case where a control valve is switched and controlled by exhaust pressure. 1... Engine body, 2... Intake passage, 3... Exhaust passage, 3a... First passage, 3b... Second passage. Passage, 6...Catalytic converter, 7...Exhaust gas cooling means, 8...
...Control valve, 1B...Diaphragm device, 19
...Exhaust pressure introduction passage.
Claims (1)
上流を、第１通路と、排気ガス冷却手段を備えた第２通
路とにより並列に構成し、前記第２通路への排気ガス量
を触媒コンバータの温度が高くなる運転状態で増大させ
る制御弁を有するエンジンにおいて、前記制御弁が、第
１通路および第２通路の下流合流部に配設され、排圧に
て切換制御されることを特徴とするエンジンの排気ガス
浄化装置。A catalytic converter is disposed in the exhaust passage, and an upstream side of the catalytic converter is configured in parallel with a first passage and a second passage provided with exhaust gas cooling means, and the amount of exhaust gas to the second passage is controlled by the catalytic converter. In an engine having a control valve that increases temperature in an operating state where the temperature of Exhaust gas purification device for engines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8673583U JPS59190920U (en) | 1983-06-06 | 1983-06-06 | Engine exhaust gas purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8673583U JPS59190920U (en) | 1983-06-06 | 1983-06-06 | Engine exhaust gas purification device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59190920U true JPS59190920U (en) | 1984-12-18 |
| JPS641448Y2 JPS641448Y2 (en) | 1989-01-13 |
Family
ID=30216659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8673583U Granted JPS59190920U (en) | 1983-06-06 | 1983-06-06 | Engine exhaust gas purification device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59190920U (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4876316U (en) * | 1971-12-24 | 1973-09-21 | ||
| JPS5123002U (en) * | 1974-08-03 | 1976-02-20 | ||
| JPS524404U (en) * | 1975-06-24 | 1977-01-12 | ||
| JPS5349939U (en) * | 1976-09-30 | 1978-04-27 |
-
1983
- 1983-06-06 JP JP8673583U patent/JPS59190920U/en active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4876316U (en) * | 1971-12-24 | 1973-09-21 | ||
| JPS5123002U (en) * | 1974-08-03 | 1976-02-20 | ||
| JPS524404U (en) * | 1975-06-24 | 1977-01-12 | ||
| JPS5349939U (en) * | 1976-09-30 | 1978-04-27 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS641448Y2 (en) | 1989-01-13 |
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