DE19756685C2 - Automatgetriebe - Google Patents

Automatgetriebe

Info

Publication number
DE19756685C2
DE19756685C2 DE19756685A DE19756685A DE19756685C2 DE 19756685 C2 DE19756685 C2 DE 19756685C2 DE 19756685 A DE19756685 A DE 19756685A DE 19756685 A DE19756685 A DE 19756685A DE 19756685 C2 DE19756685 C2 DE 19756685C2
Authority
DE
Germany
Prior art keywords
automatic transmission
stepped piston
cylinder
transmission according
oil
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
DE19756685A
Other languages
German (de)
English (en)
Other versions
DE19756685A1 (de
Inventor
Gerald Rowe
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.)
ZF Friedrichshafen AG
Original Assignee
ZF Friedrichshafen 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 ZF Friedrichshafen AG filed Critical ZF Friedrichshafen AG
Priority to DE19756685A priority Critical patent/DE19756685C2/de
Priority to PCT/EP1998/008220 priority patent/WO1999032806A1/de
Priority to EP98965268A priority patent/EP1040287A1/de
Priority to JP2000525698A priority patent/JP2003517540A/ja
Priority to KR1020007006760A priority patent/KR20010024770A/ko
Publication of DE19756685A1 publication Critical patent/DE19756685A1/de
Application granted granted Critical
Publication of DE19756685C2 publication Critical patent/DE19756685C2/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
    • F16H61/66—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 specially adapted for continuously variable gearings
    • F16H61/662—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 specially adapted for continuously variable gearings with endless flexible members
    • F16H61/66272—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 specially adapted for continuously variable gearings with endless flexible members characterised by means for controlling the torque transmitting capability of the gearing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B3/00—Intensifiers or fluid-pressure converters, e.g. pressure exchangers; Conveying pressure from one fluid system to another, without contact between the fluids

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Control Of Transmission Device (AREA)
DE19756685A 1997-12-19 1997-12-19 Automatgetriebe Expired - Fee Related DE19756685C2 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE19756685A DE19756685C2 (de) 1997-12-19 1997-12-19 Automatgetriebe
PCT/EP1998/008220 WO1999032806A1 (de) 1997-12-19 1998-12-15 Stufenloses automatgetriebe
EP98965268A EP1040287A1 (de) 1997-12-19 1998-12-15 Stufenloses automatgetriebe
JP2000525698A JP2003517540A (ja) 1997-12-19 1998-12-15 自動変速装置
KR1020007006760A KR20010024770A (ko) 1997-12-19 1998-12-15 자동변속기

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19756685A DE19756685C2 (de) 1997-12-19 1997-12-19 Automatgetriebe

Publications (2)

Publication Number Publication Date
DE19756685A1 DE19756685A1 (de) 1999-07-01
DE19756685C2 true DE19756685C2 (de) 1999-10-28

Family

ID=7852620

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19756685A Expired - Fee Related DE19756685C2 (de) 1997-12-19 1997-12-19 Automatgetriebe

Country Status (5)

Country Link
EP (1) EP1040287A1 (ja)
JP (1) JP2003517540A (ja)
KR (1) KR20010024770A (ja)
DE (1) DE19756685C2 (ja)
WO (1) WO1999032806A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10323252A1 (de) * 2003-05-23 2004-12-16 Zf Friedrichshafen Ag Druckregler

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10128867B4 (de) * 2001-06-15 2013-02-28 Volkswagen Ag Hydraulische Steuerungsvorrichtung
JP2004124961A (ja) * 2002-09-30 2004-04-22 Jatco Ltd ベルト式無段変速機の変速油圧制御装置
DE10308502B4 (de) * 2003-02-26 2018-02-01 Volkswagen Ag Verfahren zur Steuerung eines automatisierten Kfz-Getriebes
JP4192846B2 (ja) * 2004-06-11 2008-12-10 トヨタ自動車株式会社 油圧制御装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4331266C2 (de) * 1993-09-15 1995-09-21 Walter Schopf Anpresseinrichtung mit elektronischer Regelung für stufenlos veränderliche Getriebe (CVT)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE947669C (de) * 1954-05-09 1956-08-23 Siemens Ag Hydraulischer Kolbenantrieb, insbesondere Servomotor-Steuerung fuer Turbinenventile
US4767384A (en) * 1987-04-06 1988-08-30 Ford Motor Company Fluid pressure amplifier for an infinitely variable drive
DE3727633A1 (de) * 1987-08-19 1989-03-02 Manfred Rattunde Kegelscheibenumschlingungsgetriebe mit geregelter druckmittelmenge
NL9100391A (nl) * 1991-03-05 1992-10-01 Doornes Transmissie Bv Continu variabele transmissie voorzien van een regelbare pomp.

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4331266C2 (de) * 1993-09-15 1995-09-21 Walter Schopf Anpresseinrichtung mit elektronischer Regelung für stufenlos veränderliche Getriebe (CVT)

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
BOOS, M. *
KRIEG, W.-E.: Stufenloses Automatik- getriebe Ecotronic von ZF. In: ATZ 96 (1994), Heft 6, S. 378-384 *
ROEPER, H. *
SIMON, E.: Die Steuerung des CTX-Getriebes: In: ATZ 89 (1987), Heft 9, S. 455-465 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10323252A1 (de) * 2003-05-23 2004-12-16 Zf Friedrichshafen Ag Druckregler
DE10323252B4 (de) * 2003-05-23 2013-06-13 Zf Friedrichshafen Ag Druckregler

Also Published As

Publication number Publication date
KR20010024770A (ko) 2001-03-26
WO1999032806A1 (de) 1999-07-01
EP1040287A1 (de) 2000-10-04
JP2003517540A (ja) 2003-05-27
DE19756685A1 (de) 1999-07-01

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee