JPS6434456U - - Google Patents
Info
- Publication number
- JPS6434456U JPS6434456U JP12919487U JP12919487U JPS6434456U JP S6434456 U JPS6434456 U JP S6434456U JP 12919487 U JP12919487 U JP 12919487U JP 12919487 U JP12919487 U JP 12919487U JP S6434456 U JPS6434456 U JP S6434456U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust gas
- temperature
- control valve
- engine
- recirculation device
- 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
Links
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims 1
- 239000000498 cooling water Substances 0.000 description 1
Landscapes
- Temperature-Responsive Valves (AREA)
- Exhaust-Gas Circulating Devices (AREA)
Description
図面は本考案の実施例を示し、第１図は側面図
、第２図は要部拡大断面図である。
１……エンジン、２……吸気管、３……排気管
、４……環流路、５……制御弁、６……弁体、１
０……スプリング、１２……冷却水。
The drawings show an embodiment of the present invention, with FIG. 1 being a side view and FIG. 2 being an enlarged sectional view of the main part. DESCRIPTION OF SYMBOLS 1... Engine, 2... Intake pipe, 3... Exhaust pipe, 4... Circulation path, 5... Control valve, 6... Valve body, 1
0...Spring, 12...Cooling water.
Claims (1)
吸気系路に還流させるようにした排気ガス還流装
置において、前記制御弁の弁体をエンジン温度に
て伸び縮みする形状記憶合金よりなるスプリング
で低温時には開口し、温度上昇に応じて閉止する
構成としたことを特徴とするエンジンの排気ガス
還流装置。 In an exhaust gas recirculation device that recirculates a portion of exhaust gas from an exhaust system path to an intake system path via a control valve, a spring made of a shape memory alloy that expands and contracts the valve body of the control valve at engine temperature. An exhaust gas recirculation device for an engine, characterized in that it opens when the temperature is low and closes when the temperature rises.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12919487U JPS6434456U (en) | 1987-08-27 | 1987-08-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12919487U JPS6434456U (en) | 1987-08-27 | 1987-08-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6434456U true JPS6434456U (en) | 1989-03-02 |
Family
ID=31383243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12919487U Pending JPS6434456U (en) | 1987-08-27 | 1987-08-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6434456U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60150468A (en) * | 1984-01-14 | 1985-08-08 | Nippon Soken Inc | Exhaust gas recirculation system for diesel engine |
-
1987
- 1987-08-27 JP JP12919487U patent/JPS6434456U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60150468A (en) * | 1984-01-14 | 1985-08-08 | Nippon Soken Inc | Exhaust gas recirculation system for diesel engine |
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