JPS6439435U - - Google Patents
Info
- Publication number
- JPS6439435U JPS6439435U JP13546887U JP13546887U JPS6439435U JP S6439435 U JPS6439435 U JP S6439435U JP 13546887 U JP13546887 U JP 13546887U JP 13546887 U JP13546887 U JP 13546887U JP S6439435 U JPS6439435 U JP S6439435U
- Authority
- JP
- Japan
- Prior art keywords
- pick
- actuator
- supercharger
- wastegate valve
- internal combustion
- 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
- 238000002485 combustion reaction Methods 0.000 claims 2
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Supercharger (AREA)
Description
第１図は本考案の１実施例を示す説明図、第２
図は従来例の説明図、第３図は本実施例に於ける
過給圧特性を示す線図、第４図は従来例の過給圧
特性を示す線図である。
４は過給機、８はウエストゲートバルブ、９は
バルブアクチユエータ、１０はダイヤフラム、１
８は過給空気流路、１９，２０はピツクアツプ、
２１は電磁切換弁を示す。
Figure 1 is an explanatory diagram showing one embodiment of the present invention;
The figure is an explanatory diagram of the conventional example, FIG. 3 is a diagram showing the boost pressure characteristics in this embodiment, and FIG. 4 is a diagram showing the boost pressure characteristics of the conventional example. 4 is a supercharger, 8 is a waste gate valve, 9 is a valve actuator, 10 is a diaphragm, 1
8 is a supercharging air flow path, 19 and 20 are pickups,
21 indicates an electromagnetic switching valve.
Claims (1)
チユエータで開閉する様にしたウエストゲートバ
ルブの作動装置に於いて、過給機の過給空気流路
に空気流の下流側に向つて開口するピツクアツプ
と、上流側に向つて開口するピツクアツプを設け
両ピツクアツプを切換弁を介して前記アクチユエ
ータに連結し、該切換弁を設定したエンジン回転
数を境に切換える様にしたことを特徴とする内燃
機関過給機のウエストゲートバルブの作動装置。 In a wastegate valve operating device in which the wastegate valve of an internal combustion engine supercharger is opened and closed by an actuator, a pick-up that opens toward the downstream side of the airflow in the supercharged air flow path of the supercharger; An internal combustion engine supercharger characterized in that a pick-up is provided that opens toward the upstream side, and both pick-ups are connected to the actuator via a switching valve, and the switching valve is configured to switch at a set engine speed. wastegate valve actuator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13546887U JPS6439435U (en) | 1987-09-04 | 1987-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13546887U JPS6439435U (en) | 1987-09-04 | 1987-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6439435U true JPS6439435U (en) | 1989-03-09 |
Family
ID=31395121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13546887U Pending JPS6439435U (en) | 1987-09-04 | 1987-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6439435U (en) |
-
1987
- 1987-09-04 JP JP13546887U patent/JPS6439435U/ja active Pending
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