JPS6024962U - Electronically controlled automatic transmission - Google Patents
Electronically controlled automatic transmissionInfo
- Publication number
- JPS6024962U JPS6024962U JP11688883U JP11688883U JPS6024962U JP S6024962 U JPS6024962 U JP S6024962U JP 11688883 U JP11688883 U JP 11688883U JP 11688883 U JP11688883 U JP 11688883U JP S6024962 U JPS6024962 U JP S6024962U
- Authority
- JP
- Japan
- Prior art keywords
- electromagnetic means
- shift
- speed
- automatic transmission
- electronically controlled
- 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
Landscapes
- Control Of Transmission Device (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は、本考案の第１の実施例による電子Ｆｆ；ｊＬ
ｊｌ］式自動変速機の変速機部分の断面および油圧制御
回路を示す図、第２図は、本考案の第２の実施例による
電子制御式自動変速機の変速機部分の断面および油圧制
御回路を示す図である。
１０・・・トルクコンバータ、２０・・・歯車変速機構
、２７，２８．５４・・・クラッチ、ＳＬＩ、ＳＬ２、
ＳＬ３．ＳＬ４・・・ソレノイド弁。FIG. 1 shows an electron Ff;jL according to a first embodiment of the present invention.
FIG. 2 is a cross-sectional view of a transmission portion and a hydraulic control circuit of an electronically controlled automatic transmission according to a second embodiment of the present invention. FIG. 10...torque converter, 20...gear transmission mechanism, 27,28.54...clutch, SLI, SL2,
SL3. SL4... Solenoid valve.
Claims (1)
トルクコンバータの出力軸に連結された変速歯車機構、
この変速歯車機構の動力伝達経路を切換える複数の摩擦
要素、これらの摩擦要素を操作する流体式アクチュエー
タ、この流体式アクチュエータへの圧力流体の供給を切
換える複数のシフトバルブ、およびこれらのシフトバル
ブの作動を制御する各シフトバルブ用の電磁手段を備え
、各電磁手段の作動不作動の組合せに基づき前記各シフ
トバルブを作動さ゛せ、複数の変速段のうち所望の１つ
の変速段を作り出すことができるように構成するととも
に、前記摩擦要素のための前記流体式アクチュエータを
制御してニュートラル状態を作り出すニュートラルコン
トロールバルブを設け、変速段が第１速状態のとき、前
記複数のシフトバルブ用の電磁手段のうち第１速および
第２速間の変速制御用のシフトバルブのための電磁手段
以外の電磁手段を制御して、前記ニュートラルコントロ
ールバルフヲ作動シ、ニュートラル状態とするように構
成した電子制御式自動変速機。a torque converter connected to the output shaft of the engine; a speed change gear mechanism connected to the output shaft of the torque converter;
A plurality of friction elements that switch the power transmission path of this speed change gear mechanism, a fluid actuator that operates these friction elements, a plurality of shift valves that switch the supply of pressure fluid to this fluid actuator, and operation of these shift valves. The system is equipped with electromagnetic means for each shift valve to control the electromagnetic means, and is capable of operating each of the shift valves based on a combination of activation and deactivation of each electromagnetic means to create a desired one of a plurality of speeds. and a neutral control valve that controls the fluid actuator for the friction element to create a neutral state, and when the gear stage is in the first speed state, one of the electromagnetic means for the plurality of shift valves is provided. An electronically controlled automatic transmission configured to control an electromagnetic means other than the electromagnetic means for a shift valve for controlling a shift between the first speed and the second speed to operate the neutral control valve and bring it into a neutral state. Machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11688883U JPS6024962U (en) | 1983-07-27 | 1983-07-27 | Electronically controlled automatic transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11688883U JPS6024962U (en) | 1983-07-27 | 1983-07-27 | Electronically controlled automatic transmission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6024962U true JPS6024962U (en) | 1985-02-20 |
| JPS6327171Y2 JPS6327171Y2 (en) | 1988-07-22 |
Family
ID=30269278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11688883U Granted JPS6024962U (en) | 1983-07-27 | 1983-07-27 | Electronically controlled automatic transmission |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6024962U (en) |
-
1983
- 1983-07-27 JP JP11688883U patent/JPS6024962U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6327171Y2 (en) | 1988-07-22 |
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