JPH0332139U - - Google Patents
Info
- Publication number
- JPH0332139U JPH0332139U JP9302889U JP9302889U JPH0332139U JP H0332139 U JPH0332139 U JP H0332139U JP 9302889 U JP9302889 U JP 9302889U JP 9302889 U JP9302889 U JP 9302889U JP H0332139 U JPH0332139 U JP H0332139U
- Authority
- JP
- Japan
- Prior art keywords
- throttle
- throttle valve
- internal combustion
- control device
- combustion engine
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 239000000446 fuel Substances 0.000 description 1
Landscapes
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Description
第１図は本考案に係る車載内燃機関のスロツト
ル開度制御装置を全体的に示す概略図、第２図は
その中の制御ユニツトの構成を示すブロツク図、
第３図は本装置値の動作を示すフロー・チヤート
、第４図はその中のサブルーチンを示すフロー・
チヤート、第５図は最小燃料消費率スロツトル開
度制御を説明する説明図、第６図は本装置におけ
るスロツトル開度制御特性を示す説明図及び第７
図はシフトパターンを説明する説明図である。
１０…吸気管、１２…スロツトル弁、１４…ス
ロツトル弁軸、１６…スロツトルドラム、１６ａ
，１６ｂ…アーム、１８…ワイヤ、２０…リンク
機構、２２…アクセルペダル、２４…スロツトル
直結レバー、２４ａ，２４ｃ…アーム、２４ｂ，
２４ｄ…バー、２６…ロストモーシヨンスプリン
グ、２８…リターンスプリング、３０…スロツト
ル閉鎖レバー、３０ａ，３０ｂ…アーム、３４…
連結ロツド、３６…パルスモータ、４０…モータ
レバー、４２…ストツパ、５０…制御ユニツト、
５２…スロツトル開度センサ、５４…アクセル開
度センサ、５６…吸気圧センサ、５８…クランク
角センサ、６０…シフトパターンスイツチ、７２
…マイクロ・コンピユータ、７８…パルスモータ
制御回路。
FIG. 1 is a schematic diagram showing the overall throttle opening control device for an on-vehicle internal combustion engine according to the present invention, and FIG. 2 is a block diagram showing the configuration of a control unit therein.
Figure 3 is a flow chart showing the operation of this device value, and Figure 4 is a flow chart showing the subroutines therein.
Figure 5 is an explanatory diagram illustrating minimum fuel consumption rate throttle opening control, Figure 6 is an explanatory diagram showing throttle opening control characteristics in this device, and Figure 7 is an explanatory diagram illustrating throttle opening control characteristics in this device.
The figure is an explanatory diagram illustrating a shift pattern. 10... Intake pipe, 12... Throttle valve, 14... Throttle valve shaft, 16... Throttle drum, 16a
, 16b...Arm, 18...Wire, 20...Link mechanism, 22...Accelerator pedal, 24...Throttle direct connection lever, 24a, 24c...Arm, 24b,
24d... Bar, 26... Lost motion spring, 28... Return spring, 30... Throttle closing lever, 30a, 30b... Arm, 34...
Connection rod, 36... Pulse motor, 40... Motor lever, 42... Stopper, 50... Control unit,
52... Throttle opening sensor, 54... Accelerator opening sensor, 56... Intake pressure sensor, 58... Crank angle sensor, 60... Shift pattern switch, 72
...Micro computer, 78...Pulse motor control circuit.
Claims (1)
る少なくとも２つの前進駆動シフトパターンを有
する自動変速機を備えた車両に搭載する内燃機関
の吸気系に配されるスロツトル弁の開度を制御す
る車載内燃機関のスロツトル開度制御装置におい
て、一方のシフトパターンではスロツトル弁を車
両運転席床面に配されたアクセルペダルに機械的
に連結すると共に、他方のシフトパターンではス
ロツトル弁に連結された第２のアクチユエータを
介してスロツトル弁開度をアクセルペダル踏み込
み量に応じて設定した目標値に制御する様に構成
したことを特徴とする車載内燃機関のスロツトル
開度制御装置。 (2) 前記第２のアクチユエータは、スロツトル
弁を閉弁方向に駆動する駆動手段を備えてなり、
該駆動手段は前記一方のシフトパターンにおいて
はアクセルペダル踏み込み量から機械的に決定さ
れるスロツトル弁開度より僅かに開弁側に位置す
る様に構成したことを特徴とする請求項１項記載
の車載内燃機関のスロツトル開度制御装置。 (3) 前記駆動手段は、前記一方から他方又はそ
の逆にシフトパターンが切り換えられたとき、そ
の駆動速度を上昇する様に構成したことを特徴と
する請求項２項記載の車載内燃機関のスロツトル
開度制御装置。 (4) 前記スロツトル弁とアクセルペダルとの機
械的連結系に、前記駆動手段の作動に抗してスロ
ツトル弁を強制的に開弁する開弁手段を備える様
に構成したことを特徴とする請求項２項記載の車
載内燃機関のスロツトル開度制御装置。[Claims for Utility Model Registration] (1) A throttle valve disposed in the intake system of an internal combustion engine installed in a vehicle equipped with an automatic transmission having at least two forward drive shift patterns with different shift points for changing gears. In a throttle opening control device for an on-vehicle internal combustion engine, one shift pattern mechanically connects the throttle valve to the accelerator pedal placed on the floor of the vehicle driver's seat, and the other shift pattern connects the throttle valve A throttle opening control device for an on-vehicle internal combustion engine, characterized in that the throttle valve opening is controlled to a target value set according to the amount of accelerator pedal depression via a second actuator connected to the valve. (2) the second actuator includes a drive means for driving the throttle valve in a valve closing direction;
2. The driving means according to claim 1, wherein in said one shift pattern, said driving means is configured to be located slightly on the valve opening side of the throttle valve opening mechanically determined from the amount of depression of the accelerator pedal. Throttle opening control device for in-vehicle internal combustion engines. (3) The throttle for an on-vehicle internal combustion engine according to claim 2, wherein the drive means is configured to increase its drive speed when the shift pattern is switched from the one to the other or vice versa. Opening control device. (4) A claim characterized in that the mechanical connection system between the throttle valve and the accelerator pedal is provided with a valve opening means for forcibly opening the throttle valve against the operation of the driving means. 2. A throttle opening control device for an on-vehicle internal combustion engine according to item 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989093028U JP2534330Y2 (en) | 1989-08-08 | 1989-08-08 | Throttle opening control device for in-vehicle internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989093028U JP2534330Y2 (en) | 1989-08-08 | 1989-08-08 | Throttle opening control device for in-vehicle internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0332139U true JPH0332139U (en) | 1991-03-28 |
| JP2534330Y2 JP2534330Y2 (en) | 1997-04-30 |
Family
ID=31642426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989093028U Expired - Fee Related JP2534330Y2 (en) | 1989-08-08 | 1989-08-08 | Throttle opening control device for in-vehicle internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2534330Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60162033A (en) * | 1984-02-02 | 1985-08-23 | Toyota Motor Corp | Fuel injection quantity control method of electronically controlled diesel engine |
| JPS6415450A (en) * | 1987-07-07 | 1989-01-19 | Toyota Motor Corp | Throttle valve control device for internal combustion engine |
| JPH02241935A (en) * | 1989-03-13 | 1990-09-26 | Toyota Motor Corp | Controller for vehicle drive system |
-
1989
- 1989-08-08 JP JP1989093028U patent/JP2534330Y2/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60162033A (en) * | 1984-02-02 | 1985-08-23 | Toyota Motor Corp | Fuel injection quantity control method of electronically controlled diesel engine |
| JPS6415450A (en) * | 1987-07-07 | 1989-01-19 | Toyota Motor Corp | Throttle valve control device for internal combustion engine |
| JPH02241935A (en) * | 1989-03-13 | 1990-09-26 | Toyota Motor Corp | Controller for vehicle drive system |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2534330Y2 (en) | 1997-04-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |