JPS61106657U - - Google Patents
Info
- Publication number
- JPS61106657U JPS61106657U JP19184384U JP19184384U JPS61106657U JP S61106657 U JPS61106657 U JP S61106657U JP 19184384 U JP19184384 U JP 19184384U JP 19184384 U JP19184384 U JP 19184384U JP S61106657 U JPS61106657 U JP S61106657U
- Authority
- JP
- Japan
- Prior art keywords
- rotation speed
- output shaft
- torque converter
- detection means
- speed change
- 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 8
- 238000001514 detection method Methods 0.000 claims description 8
- 238000011084 recovery Methods 0.000 claims description 4
- 238000003745 diagnosis Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 9
Landscapes
- Control Of Fluid Gearings (AREA)
- Control Of Transmission Device (AREA)
Description
第１図は本発明の全体構成図。第２図は自動変
速機の機械的部分の断面およびその油圧回路を示
す図。第３図は本発明の一実施例を示す全体系統
図。第４図は変速線図の一例を示す図。第５図、
第６図、第８図、第１０図は本発明の制御内容の
一例を示すフローチヤート。第７図はシフトアツ
プマツプの一例を示す図。第９図はシフトダウン
マツプの一例を示す図。第１１図はロツクアツプ
マツプの一例を示す図。第１２図はトルクコンバ
ータの出力軸回転数検出部分の故障診断および故
障回復診断を行うための回路図。
１：エンジン出力軸、１０：トルクコンバータ
、１４：トルクコンバータ出力軸、２０：多段歯
車変速機構、２００：制御ユニツト、２０２：変
速制御回路、Ａ：故障検出回路、Ｂ：故障回復検
出回路、ＥＮ：エンジン、ＥＳＰ：エンジン回転
数、ＴＳＰ：タービン回転数、ＡＳＰ：変速機出
力軸回転数、ＴＳ：タービン回転数センサ、ＥＳ
：エンジン回転数センサ、ＡＳ：変速機回転数セ
ンサ。
FIG. 1 is an overall configuration diagram of the present invention. FIG. 2 is a diagram showing a cross section of the mechanical part of the automatic transmission and its hydraulic circuit. FIG. 3 is an overall system diagram showing one embodiment of the present invention. FIG. 4 is a diagram showing an example of a speed change diagram. Figure 5,
FIG. 6, FIG. 8, and FIG. 10 are flowcharts showing an example of control contents of the present invention. FIG. 7 is a diagram showing an example of a shift up map. FIG. 9 is a diagram showing an example of a shift down map. FIG. 11 is a diagram showing an example of a lockup map. FIG. 12 is a circuit diagram for performing failure diagnosis and failure recovery diagnosis of the output shaft rotation speed detection portion of the torque converter. 1: Engine output shaft, 10: Torque converter, 14: Torque converter output shaft, 20: Multi-stage gear transmission mechanism, 200: Control unit, 202: Shift control circuit, A: Failure detection circuit, B: Failure recovery detection circuit, EN : Engine, ESP: Engine rotation speed, TSP: Turbine rotation speed, ASP: Transmission output shaft rotation speed, TS: Turbine rotation speed sensor, ES
: Engine speed sensor, AS: Transmission speed sensor.
Claims (1)
と、前記トルクコンバータの出力軸に連結された
歯車式変速機構と、前記歯車式変速機構の変速操
作を行なう流体式アクチユエータに対する圧力流
体の供給を制御する変速用電磁手段と、あらかじ
め定められた変速特性に基づいて、前記変速用電
磁手段に対してシフトアツプ信号もしくはシフト
ダウン信号を出力する変速制御手段と、を備えた
自動変速機において、 前記トルクコンバータの出力軸の回転数を検出
する出力回転数検出手段と、 前記トルクコンバータの出力軸以外の他のエン
ジン駆動系の回転数を検出する比較回転数検出手
段と、 前記出力回転数検出手段および前記比較回転数
検出手段の出力を受け、前記トルクコンバータの
出力軸回転数が零でない時で前記他のエンジン駆
動系の回転数が所定値より小さいときに、故障回
復信号を出力する故障回復検出手段と、 を備えていることを特徴とする自動変速機の故障
診断装置。[Claims for Utility Model Registration] Pressure on a torque converter connected to the engine output shaft, a gear type transmission mechanism connected to the output shaft of the torque converter, and a fluid actuator that performs a speed change operation of the gear type transmission mechanism. An automatic transmission comprising a speed change electromagnetic means for controlling fluid supply, and a speed change control means for outputting a shift up signal or a shift down signal to the speed change electromagnetic means based on predetermined speed change characteristics. Output rotation speed detection means for detecting the rotation speed of the output shaft of the torque converter; Comparison rotation speed detection means for detecting the rotation speed of an engine drive system other than the output shaft of the torque converter; and the output rotation speed. receiving the outputs of the number detection means and the comparison rotation speed detection means, and outputting a failure recovery signal when the output shaft rotation speed of the torque converter is not zero and the rotation speed of the other engine drive system is smaller than a predetermined value. A failure diagnosis device for an automatic transmission, comprising: a failure recovery detection means for detecting a failure;
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19184384U JPS6332449Y2 (en) | 1984-12-18 | 1984-12-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19184384U JPS6332449Y2 (en) | 1984-12-18 | 1984-12-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61106657U true JPS61106657U (en) | 1986-07-07 |
| JPS6332449Y2 JPS6332449Y2 (en) | 1988-08-30 |
Family
ID=30749277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19184384U Expired JPS6332449Y2 (en) | 1984-12-18 | 1984-12-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6332449Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103257903A (en) * | 2012-02-15 | 2013-08-21 | 英飞凌科技股份有限公司 | Error signal processing unit, apparatus and method for outputting error condition signals |
-
1984
- 1984-12-18 JP JP19184384U patent/JPS6332449Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103257903A (en) * | 2012-02-15 | 2013-08-21 | 英飞凌科技股份有限公司 | Error signal processing unit, apparatus and method for outputting error condition signals |
| CN103257903B (en) * | 2012-02-15 | 2017-04-12 | 英飞凌科技股份有限公司 | Error signal processing unit, apparatus and method for outputting error condition signals |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6332449Y2 (en) | 1988-08-30 |
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