JPH0230569U

JPH0230569U -

Info

Publication number: JPH0230569U
Application number: JP10877688U
Authority: JP
Priority date: 1988-08-19
Filing date: 1988-08-19
Publication date: 1990-02-27
Anticipated expiration: 2003-08-19
Also published as: JP2551967Y2

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例としての車両用自動
変速装置の概略構成図、第２図はそのシフトパタ
ーン図、第３図はそのＰＷ，Ｄレンジでの変速域
設定シフトマツプの特性線図、第４図はデユーテ
イ率決定のためのマツプの特性線図、第５図は走
行中、クラツチ接、クラツチ切、等の電磁弁の開
閉特性の説明図、第６図はクラツチ及びエンジン
回転数の経時変化特性図、第７図はクラツチスト
ロークの制し変化特性図、第８図は目標ピーク回
転数算出用のデータマツプの特性図、第９図乃至
第１９図は同上装置内のコントロールユニツトの
内蔵する自動変速制御プログラムのフローチヤー
トである。１１……エンジン、１５……摩擦クラツチ、１
７……歯車式変速機、２１……燃料噴射ポンプ、
２５……電磁アクチユエータ、２７……エンジン
回転センサ、４１……クラツチ回転センサ、７１
……コントロールユニツト、７９……車速センサ
、８５……アクセルセンサ、１０６……ＰＡＲス
イツチ、１０７……ホイールブレーキ、１１１…
…電磁弁。 Fig. 1 is a schematic configuration diagram of an automatic transmission for a vehicle as an embodiment of the present invention, Fig. 2 is a shift pattern diagram thereof, and Fig. 3 is a characteristic diagram of the shift range setting shift map in the PW and D ranges. , Fig. 4 is a map characteristic diagram for determining the duty rate, Fig. 5 is an explanatory diagram of the opening/closing characteristics of the solenoid valve during driving, such as clutch engagement, clutch disengagement, etc., and Fig. 6 is the clutch and engine rotation speed. Fig. 7 is a characteristic diagram of the change in clutch stroke over time, Fig. 8 is a characteristic diagram of the data map for calculating the target peak rotation speed, and Figs. 9 to 19 are the characteristics of the control unit in the same device. This is a flowchart of the built-in automatic transmission control program. 11...Engine, 15...Friction clutch, 1
7...Gear type transmission, 21...Fuel injection pump,
25... Electromagnetic actuator, 27... Engine rotation sensor, 41... Clutch rotation sensor, 71
... Control unit, 79 ... Vehicle speed sensor, 85 ... Accelerator sensor, 106 ... PAR switch, 107 ... Wheel brake, 111 ...
…solenoid valve.

Claims

[Scope of utility model registration request]

a clutch actuator that receives high-pressure air from an air source via a solenoid valve to intermittently operate a friction clutch connected to the engine; a gear transmission connected to the friction clutch;
an accelerator sensor that outputs accelerator position information;
A vehicle speed sensor outputs vehicle speed information, and when the vehicle is stopped, the accelerator position information exceeding a predetermined value is input, and the gear type transmission is held in a starting gear, the friction clutch is engaged to start the vehicle. In the automatic transmission device for a vehicle, the control means is connected to a start prohibition switch that issues a start prohibition command of the vehicle, and when the vehicle starts, the control means inputs the start prohibition command. An automatic transmission device for a vehicle, characterized in that it performs a start prohibition process in response to a start prohibition process.