JPS59167928U - Boost pressure control device for automobile exhaust turbocharged internal combustion engine - Google Patents
Boost pressure control device for automobile exhaust turbocharged internal combustion engineInfo
- Publication number
- JPS59167928U JPS59167928U JP6359483U JP6359483U JPS59167928U JP S59167928 U JPS59167928 U JP S59167928U JP 6359483 U JP6359483 U JP 6359483U JP 6359483 U JP6359483 U JP 6359483U JP S59167928 U JPS59167928 U JP S59167928U
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- internal combustion
- combustion engine
- pressure chamber
- 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
- Supercharger (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面は本考案の実施例を示す図である。
、 １・・・・・・内燃機関、４・・・・・・トラ
ンスミッション、５・・・・・・排気ターボ過給機、６
・・・・・・排気タービン、７・・・・・・ブロワ−圧
縮機、１１・・・・・・気化器、１０・・・・・・スロ
ットル弁、１５・・・・・・排気バイパス通路、１６・
・・・・・ウェストゲート弁、２０・・・・・・圧力室
、１８・・・・・・ばね、２２・・・・・・背圧室、２
３・曲・負圧伝達通路、２８・・・・・・負圧保持手段
、２９・・・・・・大気への連通路、３０・・系・切換
弁、３３・・・・・・アイドルスイッチ、３４・・・・
・・−速スイッチ、３５・・・・・・後退スイッチ。The drawings are diagrams showing embodiments of the present invention. , 1... Internal combustion engine, 4... Transmission, 5... Exhaust turbo supercharger, 6
... Exhaust turbine, 7 ... Blower compressor, 11 ... Carburizer, 10 ... Throttle valve, 15 ... Exhaust bypass Passage, 16.
...Wastegate valve, 20...Pressure chamber, 18...Spring, 22...Back pressure chamber, 2
3. Bend/negative pressure transmission passage, 28... Negative pressure holding means, 29... Communication path to atmosphere, 30... System/switching valve, 33... Idle Switch, 34...
...-speed switch, 35...reverse switch.
Claims (1)
パス通路を設けると共に、該バイパス通路中に、ブロワ
−圧縮機の過給圧を導入した圧力室を有する圧力作動式
のウェストゲート弁を備え、且つブロワ−圧縮機の下流
側にスロットル弁を設けた排気ターボ過給機付き内燃機
関において、前記ウェストゲート弁における圧力室に対
する背圧室に前記スロットル弁より下流側の圧力を導入
する負圧伝達通路中に、背圧室への圧力上昇の伝達を遅
延又は遮断する負圧保持手段を設ける一方、・前記背圧
室を常時に大気に連通し、機関のアイドリング及びトラ
ンスミッションにおける低ギヤ比の変速位置のとき大気
へめ連通を遮断するようにした切換弁を設けて成る自動
車用排気ターボ過給式内燃機開山過給圧制御装置。An exhaust bypass passage that communicates the upstream side and the downstream side of the exhaust turbine is provided, and a pressure-operated wastegate valve having a pressure chamber into which supercharging pressure of the blower compressor is introduced is provided in the bypass passage, Further, in an internal combustion engine with an exhaust turbo supercharger provided with a throttle valve on the downstream side of the blower compressor, negative pressure transmission for introducing pressure downstream from the throttle valve into a back pressure chamber with respect to the pressure chamber in the wastegate valve. A negative pressure retaining means is provided in the passage to delay or block the transmission of the pressure increase to the back pressure chamber, and the back pressure chamber is always communicated with the atmosphere to prevent engine idling and low gear ratio shifting in the transmission. 1. An exhaust turbocharging internal combustion engine opening supercharging pressure control device for an automobile, which is provided with a switching valve that shuts off communication to the atmosphere when the vehicle is in the position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6359483U JPS59167928U (en) | 1983-04-26 | 1983-04-26 | Boost pressure control device for automobile exhaust turbocharged internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6359483U JPS59167928U (en) | 1983-04-26 | 1983-04-26 | Boost pressure control device for automobile exhaust turbocharged internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59167928U true JPS59167928U (en) | 1984-11-10 |
| JPS6229629Y2 JPS6229629Y2 (en) | 1987-07-30 |
Family
ID=30193778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6359483U Granted JPS59167928U (en) | 1983-04-26 | 1983-04-26 | Boost pressure control device for automobile exhaust turbocharged internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59167928U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61237828A (en) * | 1985-04-11 | 1986-10-23 | Mazda Motor Corp | Supercharging control device for engine |
| JPS62107234A (en) * | 1985-10-31 | 1987-05-18 | Mazda Motor Corp | Supercharging device for engine |
-
1983
- 1983-04-26 JP JP6359483U patent/JPS59167928U/en active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61237828A (en) * | 1985-04-11 | 1986-10-23 | Mazda Motor Corp | Supercharging control device for engine |
| JPS62107234A (en) * | 1985-10-31 | 1987-05-18 | Mazda Motor Corp | Supercharging device for engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6229629Y2 (en) | 1987-07-30 |
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