JPS61106658U - - Google Patents
Info
- Publication number
- JPS61106658U JPS61106658U JP19184484U JP19184484U JPS61106658U JP S61106658 U JPS61106658 U JP S61106658U JP 19184484 U JP19184484 U JP 19184484U JP 19184484 U JP19184484 U JP 19184484U JP S61106658 U JPS61106658 U JP S61106658U
- 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims 2
- 238000003745 diagnosis Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 9
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、２３７：故障検出回路、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：エンジン出力軸回
転数センサ、ＡＳ：変速機出力軸回転数センサ。
FIG. 1 is an overall configuration diagram of the present invention, and FIG. 2 is a diagram showing a cross section of a mechanical part of an 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 diagnosing a failure in 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, 237: Failure detection circuit, EN: Engine, ESP: Engine rotation number, TSP: Turbine rotation speed, ASP: Transmission output shaft rotation speed, TS:
Turbine rotation speed sensor, ES: Engine output shaft rotation speed sensor, AS: Transmission output shaft rotation 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
出力軸回転数が零とみなせる時で前記他のエンジ
ン駆動系の回転数が所定値より大きいときに、故
障信号を出力する故障検出手段と、 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. In an automatic transmission equipped with a speed change electromagnetic means for controlling fluid supply and a speed change control means for outputting a predetermined shift up signal or a shift down signal, the rotation speed of the output shaft of the torque converter is detected. output rotation speed detection means; comparison rotation speed detection means for detecting the rotation speed of an engine drive system other than the output shaft of the torque converter; , a failure detection means for outputting a failure signal when the output shaft rotation speed of the torque converter can be considered to be zero and the rotation speed of the other engine drive system is greater than a predetermined value. A fault diagnosis device for automatic transmissions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19184484U JPS61106658U (en) | 1984-12-18 | 1984-12-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19184484U JPS61106658U (en) | 1984-12-18 | 1984-12-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61106658U true JPS61106658U (en) | 1986-07-07 |
Family
ID=30749278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19184484U Pending JPS61106658U (en) | 1984-12-18 | 1984-12-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61106658U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS508302B1 (en) * | 1969-12-03 | 1975-04-03 | ||
| JPS5718441A (en) * | 1980-07-04 | 1982-01-30 | Nissan Motor Co Ltd | Engine control unit |
-
1984
- 1984-12-18 JP JP19184484U patent/JPS61106658U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS508302B1 (en) * | 1969-12-03 | 1975-04-03 | ||
| JPS5718441A (en) * | 1980-07-04 | 1982-01-30 | Nissan Motor Co Ltd | Engine control unit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR870000194A (en) | Control device of clutch for turbo fluid joint | |
| JPS6314053U (en) | ||
| US4914982A (en) | Device and method of fail-safe control for electronically controlled automatic transmission | |
| US3983766A (en) | Control installation for automatically shifted planetary gear change-speed transmissions | |
| JPS61106658U (en) | ||
| JPS61106657U (en) | ||
| GB1272257A (en) | Line pressure control system for automotive automatic transmission | |
| JPS61106654U (en) | ||
| JPH02103555U (en) | ||
| JPH0225765U (en) | ||
| JPS61137150U (en) | ||
| JPS62177952U (en) | ||
| JPH036160U (en) | ||
| JPH01169648U (en) | ||
| JPS6251037U (en) | ||
| JPS6251043U (en) | ||
| JPS59127149U (en) | Electronically controlled automatic transmission diagnostic equipment | |
| JPH03117155U (en) | ||
| JPS60180851U (en) | Creep torque control device for automatic transmission | |
| JPH0213831U (en) | ||
| JPH01113655U (en) | ||
| JPH01139153U (en) | ||
| JPH01104463U (en) | ||
| JPS6238732U (en) | ||
| JPS62201135U (en) |