JPS5256262A - Speed change control process of automotive auomatic speed change gear and hydraulic control system - Google Patents

Speed change control process of automotive auomatic speed change gear and hydraulic control system

Info

Publication number
JPS5256262A
JPS5256262A JP50132309A JP13230975A JPS5256262A JP S5256262 A JPS5256262 A JP S5256262A JP 50132309 A JP50132309 A JP 50132309A JP 13230975 A JP13230975 A JP 13230975A JP S5256262 A JPS5256262 A JP S5256262A
Authority
JP
Japan
Prior art keywords
speed change
speed
auomatic
automotive
control system
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
Application number
JP50132309A
Other languages
Japanese (ja)
Inventor
Ichio Sakai
Kagenori Fukumura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Toyota Motor Corp filed Critical Toyota Motor Corp
Priority to JP50132309A priority Critical patent/JPS5256262A/en
Publication of JPS5256262A publication Critical patent/JPS5256262A/en
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Transmission Device (AREA)

Abstract

PURPOSE: Mapping out enhancement of the life decreasing the shifting frequency of the frictional engaging part by process that when opening the low throttle, without passing through the advance second speed, it skips from the advance first speed to the third speed, or from the third speed to the first speed in the direct speed change.
COPYRIGHT: (C)1977,JPO&Japio
JP50132309A 1975-11-04 1975-11-04 Speed change control process of automotive auomatic speed change gear and hydraulic control system Pending JPS5256262A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50132309A JPS5256262A (en) 1975-11-04 1975-11-04 Speed change control process of automotive auomatic speed change gear and hydraulic control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50132309A JPS5256262A (en) 1975-11-04 1975-11-04 Speed change control process of automotive auomatic speed change gear and hydraulic control system

Publications (1)

Publication Number Publication Date
JPS5256262A true JPS5256262A (en) 1977-05-09

Family

ID=15078286

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50132309A Pending JPS5256262A (en) 1975-11-04 1975-11-04 Speed change control process of automotive auomatic speed change gear and hydraulic control system

Country Status (1)

Country Link
JP (1) JPS5256262A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4334442A (en) * 1978-09-29 1982-06-15 Nissan Motor Company, Limited Shift valve arrangement of hydraulic transmission control system
JPH02245571A (en) * 1989-01-10 1990-10-01 Mazda Motor Corp Device for controlling speed change of automatic transmission

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4334442A (en) * 1978-09-29 1982-06-15 Nissan Motor Company, Limited Shift valve arrangement of hydraulic transmission control system
JPH02245571A (en) * 1989-01-10 1990-10-01 Mazda Motor Corp Device for controlling speed change of automatic transmission

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