DE4124385C1 - - Google Patents

Info

Publication number
DE4124385C1
DE4124385C1 DE4124385A DE4124385A DE4124385C1 DE 4124385 C1 DE4124385 C1 DE 4124385C1 DE 4124385 A DE4124385 A DE 4124385A DE 4124385 A DE4124385 A DE 4124385A DE 4124385 C1 DE4124385 C1 DE 4124385C1
Authority
DE
Germany
Prior art keywords
switching
control
control valve
gear
pressure line
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.)
Expired - Fee Related
Application number
DE4124385A
Other languages
German (de)
English (en)
Inventor
Lutz Dr.-Ing. 7000 Stuttgart De Paulsen
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.)
Mercedes Benz Group AG
Original Assignee
Mercedes Benz AG
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 Mercedes Benz AG filed Critical Mercedes Benz AG
Priority to DE4124385A priority Critical patent/DE4124385C1/de
Priority to GB9214997A priority patent/GB2258700B/en
Priority to US07/914,536 priority patent/US5222581A/en
Priority to ITRM920553A priority patent/IT1258437B/it
Priority to FR9208986A priority patent/FR2679617B1/fr
Priority to JP4216470A priority patent/JPH05203044A/ja
Application granted granted Critical
Publication of DE4124385C1 publication Critical patent/DE4124385C1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
    • F16H2061/1232—Bringing the control into a predefined state, e.g. giving priority to particular actuators or gear ratios
    • F16H2061/1236—Bringing the control into a predefined state, e.g. giving priority to particular actuators or gear ratios using fail priority valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
    • F16H2061/1244—Keeping the current state
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
    • F16H2061/1256—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures characterised by the parts or units where malfunctioning was assumed or detected
    • F16H2061/126—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures characterised by the parts or units where malfunctioning was assumed or detected the failing part is the controller
    • F16H2061/1268—Electric parts of the controller, e.g. a defect solenoid, wiring or microprocessor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
    • F16H2061/1256—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures characterised by the parts or units where malfunctioning was assumed or detected
    • F16H2061/1292—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures characterised by the parts or units where malfunctioning was assumed or detected the failing part is the power supply, e.g. the electric power supply
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19219—Interchangeably locked
    • Y10T74/19251—Control mechanism

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Transmission Device (AREA)
  • Gear-Shifting Mechanisms (AREA)
DE4124385A 1991-07-23 1991-07-23 Expired - Fee Related DE4124385C1 (US07714131-20100511-C00001.png)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE4124385A DE4124385C1 (US07714131-20100511-C00001.png) 1991-07-23 1991-07-23
GB9214997A GB2258700B (en) 1991-07-23 1992-07-15 Automatic selector device for a change-speed gear box of a motor vehicle
US07/914,536 US5222581A (en) 1991-07-23 1992-07-17 Automatic selector device for a motor vehicle change-speed gearbox
ITRM920553A IT1258437B (it) 1991-07-23 1992-07-20 Dispositivo automatico di commutazione per cambi di velocita' per autoveicoli.
FR9208986A FR2679617B1 (fr) 1991-07-23 1992-07-21 Dispositif de commutation automatique d'une boite de vitesses de vehicule.
JP4216470A JPH05203044A (ja) 1991-07-23 1992-07-22 自動車の変速機の自動切換装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4124385A DE4124385C1 (US07714131-20100511-C00001.png) 1991-07-23 1991-07-23

Publications (1)

Publication Number Publication Date
DE4124385C1 true DE4124385C1 (US07714131-20100511-C00001.png) 1993-01-07

Family

ID=6436824

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4124385A Expired - Fee Related DE4124385C1 (US07714131-20100511-C00001.png) 1991-07-23 1991-07-23

Country Status (6)

Country Link
US (1) US5222581A (US07714131-20100511-C00001.png)
JP (1) JPH05203044A (US07714131-20100511-C00001.png)
DE (1) DE4124385C1 (US07714131-20100511-C00001.png)
FR (1) FR2679617B1 (US07714131-20100511-C00001.png)
GB (1) GB2258700B (US07714131-20100511-C00001.png)
IT (1) IT1258437B (US07714131-20100511-C00001.png)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999009338A1 (de) 1997-08-18 1999-02-25 Daimlerchrysler Ag Schaltvorrichtung eines wechselgetriebes mit druckregelventilen für den arbeitsdruck und einen versorgungsdruck
EP1557591A2 (de) * 2004-01-23 2005-07-27 PIV Drives GmbH Hydraulisch gesteuertes Kegelscheibenumschlingungsgetriebe
DE102009028610B4 (de) 2009-08-18 2022-05-25 Zf Friedrichshafen Ag Ventilanordnung zum hydraulischen Betätigen von Schaltelementen

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4432851C2 (de) * 1994-09-15 1996-08-14 Daimler Benz Ag Anordnung zum Steuern einer selbsttätigen Schaltvorrichtung eines Gangwechselgetriebes eines Kraftfahrzeuges in eine Stellung für einen Notlauf
DE19546631A1 (de) * 1995-12-14 1997-06-19 Zahnradfabrik Friedrichshafen Getriebesteuerung, insbesondere für ein elektrisch geschaltetes Automatikgetriebe in Vorgelegebauart
US5682791A (en) * 1996-06-28 1997-11-04 Caterpillar Inc. Independent latching system for a transmission
US5682792A (en) * 1996-06-28 1997-11-04 Caterpillar Inc. Dependent latching system for a transmission
US5788038A (en) * 1996-10-03 1998-08-04 Dana Corporation Anti-gear-hopping device
US6077182A (en) * 1999-06-14 2000-06-20 General Motors Corporation Relay valve with latch area for controlling a friction device
DE10303639B4 (de) * 2003-01-30 2016-05-25 Zf Friedrichshafen Ag Vorrichtung zur Steuerung einer hydraulisch betätigbaren Kupplung eines Automatgetriebes
JP4206852B2 (ja) * 2003-07-02 2009-01-14 トヨタ自動車株式会社 車両用自動変速機の油圧制御回路
US10584778B2 (en) 2016-12-22 2020-03-10 Eaton Cummins Automated Transmission Technologies, Llc High efficiency, high output transmission
US10895321B2 (en) * 2016-12-22 2021-01-19 Eaton Cummins Automated Transmission Technologies, Llc High efficiency, high output transmission

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2212679B2 (de) * 1972-03-16 1974-08-08 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Hydraulische Schaltvorrichtung für Lastschaltgetriebe mit Sicherung gegen Fehlschaltungen
ATE23213T1 (de) * 1980-12-01 1986-11-15 Deere & Co Elektrohydraulische steuervorrichtung.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3667501A (en) * 1970-12-30 1972-06-06 Twin Disc Inc Selector valve assembly with mechanical latch
DE2352939C2 (de) * 1973-10-23 1984-07-05 Robert Bosch Gmbh, 7000 Stuttgart Hydraulische Steuervorrichtung, insbesondere für eine Gangwechseleinrichtung in automatischen Kraftfahrzeuggetrieben
DE2901051A1 (de) * 1979-01-12 1980-07-24 Bosch Gmbh Robert Hydraulische regeleinrichtung fuer die schaltelemente von lastschaltgetrieben
WO1988001029A1 (en) * 1986-08-08 1988-02-11 Zahnradfabrik Friedrichshafen Ag Electrohydraulic control for an automatic gear-box
JP2636232B2 (ja) * 1987-03-14 1997-07-30 トヨタ自動車株式会社 車両用自動変速機の油圧回路

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2212679B2 (de) * 1972-03-16 1974-08-08 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Hydraulische Schaltvorrichtung für Lastschaltgetriebe mit Sicherung gegen Fehlschaltungen
ATE23213T1 (de) * 1980-12-01 1986-11-15 Deere & Co Elektrohydraulische steuervorrichtung.

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
W. M�LLER, K.-F. KRAFT, L. PAULSEN: Neue vollautomatische Nutzfahrzeuggetriebe von Daimler-Benz. In: ATZ Automobiltechnische Zeitschrift 88 (1986) 12, S. 681 *

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999009338A1 (de) 1997-08-18 1999-02-25 Daimlerchrysler Ag Schaltvorrichtung eines wechselgetriebes mit druckregelventilen für den arbeitsdruck und einen versorgungsdruck
DE19735820A1 (de) * 1997-08-18 1999-03-04 Daimler Benz Ag Schaltvorrichtung eines Wechselgetriebes mit Druckregelventilen für den Arbeitsdruck und einen Versorgungsdruck
DE19735820B4 (de) * 1997-08-18 2005-08-18 Daimlerchrysler Ag Schaltvorrichtung eines Wechselgetriebes mit Druckregelventilen für den Arbeitsdruck und einen Versorgungsdruck
EP1557591A2 (de) * 2004-01-23 2005-07-27 PIV Drives GmbH Hydraulisch gesteuertes Kegelscheibenumschlingungsgetriebe
EP1557591A3 (de) * 2004-01-23 2010-11-17 PIV Drives GmbH Hydraulisch gesteuertes Kegelscheibenumschlingungsgetriebe
DE102009028610B4 (de) 2009-08-18 2022-05-25 Zf Friedrichshafen Ag Ventilanordnung zum hydraulischen Betätigen von Schaltelementen

Also Published As

Publication number Publication date
ITRM920553A1 (it) 1994-01-20
JPH05203044A (ja) 1993-08-10
GB9214997D0 (en) 1992-08-26
FR2679617A1 (fr) 1993-01-29
GB2258700A (en) 1993-02-17
FR2679617B1 (fr) 1995-10-20
ITRM920553A0 (it) 1992-07-20
US5222581A (en) 1993-06-29
GB2258700B (en) 1995-01-11
IT1258437B (it) 1996-02-26

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Legal Events

Date Code Title Description
8100 Publication of patent without earlier publication of application
D1 Grant (no unexamined application published) patent law 81
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: DAIMLER-BENZ AKTIENGESELLSCHAFT, 70567 STUTTGART,

8327 Change in the person/name/address of the patent owner

Owner name: DAIMLERCHRYSLER AG, 70567 STUTTGART, DE

8339 Ceased/non-payment of the annual fee