JPH0353670U - - Google Patents
Info
- Publication number
- JPH0353670U JPH0353670U JP11506489U JP11506489U JPH0353670U JP H0353670 U JPH0353670 U JP H0353670U JP 11506489 U JP11506489 U JP 11506489U JP 11506489 U JP11506489 U JP 11506489U JP H0353670 U JPH0353670 U JP H0353670U
- Authority
- JP
- Japan
- Prior art keywords
- automatic transmission
- solenoid valve
- change
- rate
- control device
- 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
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Control Of Transmission Device (AREA)
Description
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)
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.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989115064U JP2576584Y2 (en) | 1989-09-29 | 1989-09-29 | Control device for electronically controlled automatic transmission |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989115064U JP2576584Y2 (en) | 1989-09-29 | 1989-09-29 | Control device for electronically controlled automatic transmission |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0353670U true JPH0353670U (en) | 1991-05-23 |
JP2576584Y2 JP2576584Y2 (en) | 1998-07-16 |
Family
ID=31663408
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989115064U Expired - Lifetime JP2576584Y2 (en) | 1989-09-29 | 1989-09-29 | Control device for electronically controlled automatic transmission |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2576584Y2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012052647A (en) * | 2010-09-03 | 2012-03-15 | Gkn Driveline Japan Ltd | Hydraulic clutch |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6362945A (en) * | 1986-09-04 | 1988-03-19 | Fuji Heavy Ind Ltd | Hydraulic pressure control device for automatic transmission |
-
1989
- 1989-09-29 JP JP1989115064U patent/JP2576584Y2/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6362945A (en) * | 1986-09-04 | 1988-03-19 | Fuji Heavy Ind Ltd | Hydraulic pressure control device for automatic transmission |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012052647A (en) * | 2010-09-03 | 2012-03-15 | Gkn Driveline Japan Ltd | Hydraulic clutch |
US8820504B2 (en) | 2010-09-03 | 2014-09-02 | GKN Driveline Japan Ltd. | Hydraulic system |
Also Published As
Publication number | Publication date |
---|---|
JP2576584Y2 (en) | 1998-07-16 |
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