DE3990719T1 - HYDRAULIC SWITCHING CONTROL SYSTEM - Google Patents

HYDRAULIC SWITCHING CONTROL SYSTEM

Info

Publication number
DE3990719T1
DE3990719T1 DE19893990719 DE3990719T DE3990719T1 DE 3990719 T1 DE3990719 T1 DE 3990719T1 DE 19893990719 DE19893990719 DE 19893990719 DE 3990719 T DE3990719 T DE 3990719T DE 3990719 T1 DE3990719 T1 DE 3990719T1
Authority
DE
Germany
Prior art keywords
control system
switching control
hydraulic switching
hydraulic
switching
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.)
Withdrawn
Application number
DE19893990719
Other languages
German (de)
Inventor
Masahiro Ookubo
Hirofumi Shiba
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.)
Exedy Corp
Original Assignee
Exedy Corp
Daikin Manufacturing Co Ltd
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
Priority claimed from JP63158343A external-priority patent/JPH028551A/en
Application filed by Exedy Corp, Daikin Manufacturing Co Ltd filed Critical Exedy Corp
Publication of DE3990719T1 publication Critical patent/DE3990719T1/en
Withdrawn legal-status Critical Current

Links

DE19893990719 1988-06-27 1989-06-02 HYDRAULIC SWITCHING CONTROL SYSTEM Withdrawn DE3990719T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63158343A JPH028551A (en) 1988-06-27 1988-06-27 Hydraulic speed change shift control device for automatic transmission
PCT/JP1989/000562 WO1990000232A1 (en) 1988-06-27 1989-06-02 Hydraulic transmission stage controller of automatic transmission

Publications (1)

Publication Number Publication Date
DE3990719T1 true DE3990719T1 (en) 1990-07-19

Family

ID=26430354

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19893990719 Withdrawn DE3990719T1 (en) 1988-06-27 1989-06-02 HYDRAULIC SWITCHING CONTROL SYSTEM

Country Status (1)

Country Link
DE (1) DE3990719T1 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2442951A1 (en) * 1974-09-07 1976-03-18 Volkswagenwerk Ag Hydraulic control for automatic gear selection - has vehicle speed dependent valve to prevent inadvertent reverse gear engagement
DE3725578A1 (en) * 1986-08-08 1988-02-18 Zahnradfabrik Friedrichshafen ELECTRO-HYDRAULIC CONTROL FOR AN AUTOMATIC GEARBOX TRANSMISSION

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2442951A1 (en) * 1974-09-07 1976-03-18 Volkswagenwerk Ag Hydraulic control for automatic gear selection - has vehicle speed dependent valve to prevent inadvertent reverse gear engagement
DE3725578A1 (en) * 1986-08-08 1988-02-18 Zahnradfabrik Friedrichshafen ELECTRO-HYDRAULIC CONTROL FOR AN AUTOMATIC GEARBOX TRANSMISSION

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Lorenz, K. u. R. Larisch: Einsatz des Viergang-Automatgetriebes 4HP22 mit elektronisch-hydraulischer Steuerung. In: Automobiltechnische Zeitschrift Bd. 85(1983) Nr. 6, S. 401-405 *

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8130 Withdrawal