JPH0269036U - - Google Patents
Info
- Publication number
- JPH0269036U JPH0269036U JP14807988U JP14807988U JPH0269036U JP H0269036 U JPH0269036 U JP H0269036U JP 14807988 U JP14807988 U JP 14807988U JP 14807988 U JP14807988 U JP 14807988U JP H0269036 U JPH0269036 U JP H0269036U
- Authority
- JP
- Japan
- Prior art keywords
- opening
- speed
- throttle valve
- engine
- idle
- 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 1
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Description
第１図は、本考案の一実施例を適用したエンジ
ンを示す断面図、第２図は、スロツトル弁および
ダツシユポツトの連結構造を示す断面図、第３図
は、スロツトル弁の閉位置を制御するルーチンの
フローチヤート、第４図は、スロツトル弁と第１
および第２切換弁の動作を示すグラフである。
２２……スロツトル弁、３１……ダツシユポツ
ト、５３……第１切換弁、５４……第２切換弁、
７４……回転数センサ。
Fig. 1 is a cross-sectional view showing an engine to which an embodiment of the present invention is applied, Fig. 2 is a cross-sectional view showing the connection structure of the throttle valve and the dart pot, and Fig. 3 is a cross-sectional view showing the connecting structure of the throttle valve and the dart pot. The routine flowchart, Figure 4, shows the throttle valve and
and a graph showing the operation of the second switching valve. 22...throttle valve, 31...dash pot, 53...first switching valve, 54...second switching valve,
74...Rotation speed sensor.
Claims (1)
機関の回転数を検出するセンサと、アクセルペダ
ルとは独立にスロツトル弁開度を制御可能な弁制
御手段とを備え、この弁制御手段は、機関が減速
運転に入つた場合、機関回転数が復帰回転数より
高い時、スロツトル弁開度をアイドル開度より小
さい第１の開度に定め、機関回転数が上記復帰回
転数よりも低くなつた時、スロツトル弁開度を、
所定時間の間アイドル開度より大きい第２の開度
に定めた後、アイドル開度に制御することを特徴
とする内燃機関の減速制御装置。 means for detecting that the engine is operated at a reduced speed;
The valve control means is equipped with a sensor that detects the engine speed and a valve control means that can control the throttle valve opening independently of the accelerator pedal. When the engine speed is higher than the return speed, the throttle valve opening is set to a first opening smaller than the idle opening, and when the engine speed becomes lower than the return speed, the throttle valve opening is set to
A deceleration control device for an internal combustion engine, characterized in that the opening is set to a second opening larger than the idle opening for a predetermined period of time, and then controlled to the idle opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14807988U JPH0269036U (en) | 1988-11-15 | 1988-11-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14807988U JPH0269036U (en) | 1988-11-15 | 1988-11-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0269036U true JPH0269036U (en) | 1990-05-25 |
Family
ID=31419071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14807988U Pending JPH0269036U (en) | 1988-11-15 | 1988-11-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0269036U (en) |
-
1988
- 1988-11-15 JP JP14807988U patent/JPH0269036U/ja active Pending
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