JPH0353670U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の電子制御式自動変速機の制御
装置にの概略図、第２図は本考案に係わる電子制
御手段に予め記憶される、タービントルクーター
ビン回転数、ライン圧−タービン回転数及びソレ
ノイド電流−タービン回転パルスの記憶線図、第
３図は本考案に係わる制御フロー、第４図は本考
案に係わる時間毎の制御電流の変化を示し、第５
図は本考案に係わる油圧波形である。 図の主要部分の説明、１……車速センサ、２…
…スロツトルセンサ、３……マニユアルシフト位
置検出センサ、５……タービンセンサ、（以上、
車両状態検出手段）、６……ＣＰＵ（電子制御手
段）、７……比例電磁弁。 FIG. 1 is a schematic diagram of a control device for an electronically controlled automatic transmission according to the present invention, and FIG. 2 is a schematic diagram of a control device for an electronically controlled automatic transmission according to the present invention. Fig. 3 shows the control flow according to the present invention, Fig. 4 shows the change in control current over time according to the present invention, and Fig.
The figure shows hydraulic waveforms related to the present invention. Explanation of the main parts of the diagram, 1...Vehicle speed sensor, 2...
...Throttle sensor, 3...Manual shift position detection sensor, 5...Turbine sensor, (the above,
vehicle condition detection means), 6...CPU (electronic control means), 7...proportional solenoid valve.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 車速、スロツトル開度、エンジン出力回転、マ
ニユアルシフト位置を検出する車両状態検出手段
、該車両状態検出手段に応じた通電量によつて制
御され車両用自動変速機の油圧回路内の油圧を調
整する比例電磁弁、該比例電磁弁へ印加される通
電量を演算処理する電子制御手段、を有する電子
制御式自動変速機の制御装置において、前記電子
制御手段は前記スロツトル開度の時間変化率を読
み取り、該変化率が負の値を示し、且つ所定値以
上である第１条件又は、同変化率が正の値を示し
、且つ前記マニユアルシフト位置が所定位置であ
る第２条件のときに前記比例電磁弁によつて調整
される油圧を零付近にまで下げることを特徴とす
る電子制御式自動変速機の制御装置。 A vehicle state detection means for detecting vehicle speed, throttle opening, engine output rotation, and manual shift position, and a hydraulic pressure in a hydraulic circuit of a vehicle automatic transmission controlled by the amount of current according to the vehicle state detection means. In a control device for an electronically controlled automatic transmission having a proportional solenoid valve and an electronic control means for calculating the amount of current applied to the proportional solenoid valve, the electronic control means reads a time rate of change of the throttle opening. , when the first condition is that the rate of change is a negative value and is greater than or equal to a predetermined value, or the second condition is that the rate of change is a positive value and the manual shift position is a predetermined position, the proportional A control device for an electronically controlled automatic transmission characterized by lowering oil pressure adjusted by a solenoid valve to near zero.