DE69706251D1 - Mehrgängiges Getriebe mit Einrichtung zur gleichzeitigen Steuerung mehrerer Getriebestufen - Google Patents
Mehrgängiges Getriebe mit Einrichtung zur gleichzeitigen Steuerung mehrerer GetriebestufenInfo
- Publication number
- DE69706251D1 DE69706251D1 DE69706251T DE69706251T DE69706251D1 DE 69706251 D1 DE69706251 D1 DE 69706251D1 DE 69706251 T DE69706251 T DE 69706251T DE 69706251 T DE69706251 T DE 69706251T DE 69706251 D1 DE69706251 D1 DE 69706251D1
- Authority
- DE
- Germany
- Prior art keywords
- gear stages
- simultaneous control
- speed gearbox
- several gear
- several
- 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 - Lifetime
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
- F16H61/70—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 change-speed gearing in group arrangement, i.e. with separate change-speed gear trains arranged in series, e.g. range or overdrive-type gearing arrangements
- F16H61/702—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 change-speed gearing in group arrangement, i.e. with separate change-speed gear trains arranged in series, e.g. range or overdrive-type gearing arrangements using electric or electrohydraulic control means
-
- 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
- F16H61/04—Smoothing ratio shift
- F16H61/06—Smoothing ratio shift by controlling rate of change of fluid pressure
- F16H61/061—Smoothing ratio shift by controlling rate of change of fluid pressure using electric control means
-
- 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
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/36—Inputs being a function of speed
- F16H59/38—Inputs being a function of speed of gearing elements
- F16H2059/385—Turbine speed
-
- 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
- F16H2061/0075—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 characterised by a particular control method
- F16H2061/0078—Linear control, e.g. PID, state feedback or Kalman
-
- 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
- F16H61/02—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 characterised by the signals used
- F16H61/0202—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 characterised by the signals used the signals being electric
- F16H61/0204—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 characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal
- F16H61/0206—Layout of electro-hydraulic control circuits, e.g. arrangement of valves
- F16H2061/0209—Layout of electro-hydraulic control circuits, e.g. arrangement of valves with independent solenoid valves modulating the pressure individually for each clutch or brake
-
- 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
- F16H61/02—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 characterised by the signals used
- F16H61/0202—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 characterised by the signals used the signals being electric
- F16H61/0251—Elements specially adapted for electric control units, e.g. valves for converting electrical signals to fluid signals
- F16H2061/0255—Solenoid valve using PWM or duty-cycle control
-
- 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
- F16H61/02—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 characterised by the signals used
- F16H61/0202—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 characterised by the signals used the signals being electric
- F16H61/0251—Elements specially adapted for electric control units, e.g. valves for converting electrical signals to fluid signals
- F16H2061/0258—Proportional solenoid valve
-
- 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
- F16H61/04—Smoothing ratio shift
- F16H2061/0451—Smoothing ratio shift during swap-shifts, i.e. gear shifts between different planetary units, e.g. with double transitions shift involving three or more friction members
-
- 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
- F16H61/04—Smoothing ratio shift
- F16H2061/0466—Smoothing shift shock by apply or release of band brake servos, e.g. overlap control of band brake and a clutch or vice versa
-
- 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
- F16H2306/00—Shifting
- F16H2306/14—Skipping gear shift
-
- 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
- F16H2306/00—Shifting
- F16H2306/40—Shifting activities
- F16H2306/44—Removing torque from current gears
-
- 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
- F16H2306/00—Shifting
- F16H2306/40—Shifting activities
- F16H2306/52—Applying torque to new gears
-
- 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
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/36—Inputs being a function of speed
- F16H59/38—Inputs being a function of speed of gearing elements
-
- 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
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/36—Inputs being a function of speed
- F16H59/38—Inputs being a function of speed of gearing elements
- F16H59/40—Output shaft speed
-
- 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
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/36—Inputs being a function of speed
- F16H59/38—Inputs being a function of speed of gearing elements
- F16H59/42—Input shaft speed
-
- 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
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/36—Inputs being a function of speed
- F16H59/44—Inputs being a function of speed dependent on machine speed of the machine, e.g. the vehicle
-
- 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
- F16H61/04—Smoothing ratio shift
- F16H61/08—Timing control
-
- 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
- F16H61/68—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 stepped gearings
- F16H61/684—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 stepped gearings without interruption of drive
- F16H61/686—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 stepped gearings without interruption of drive with orbital gears
-
- 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
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/3003—Band brake actuating mechanisms
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Control Of Transmission Device (AREA)
- Structure Of Transmissions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/681,232 US5809442A (en) | 1995-10-27 | 1996-07-22 | Multiple ratio transmission having swap-shift controls with optimum ratio upshifts |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69706251D1 true DE69706251D1 (de) | 2001-09-27 |
DE69706251T2 DE69706251T2 (de) | 2002-01-10 |
Family
ID=24734374
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69706251T Expired - Lifetime DE69706251T2 (de) | 1996-07-22 | 1997-07-21 | Mehrgängiges Getriebe mit Einrichtung zur gleichzeitigen Steuerung mehrerer Getriebestufen |
Country Status (3)
Country | Link |
---|---|
US (1) | US5809442A (de) |
EP (1) | EP0821189B1 (de) |
DE (1) | DE69706251T2 (de) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3211697B2 (ja) * | 1997-02-10 | 2001-09-25 | 日産自動車株式会社 | 無段変速機の目標変速比生成装置 |
KR100331645B1 (ko) * | 1999-11-16 | 2002-04-09 | 이계안 | 자동 변속기의 런 업 제어 방법 |
US6254510B1 (en) * | 2000-03-22 | 2001-07-03 | Ford Global Technologies, Inc. | Coasting downshift control strategy for a multiple-ratio automatic transmission |
US6301538B1 (en) | 2000-06-07 | 2001-10-09 | Ford Global Technologies, Inc. | Swap shift multiple-ratio automatic transmission |
US6278926B1 (en) | 2000-09-18 | 2001-08-21 | Ford Global Technologies, Inc. | Adaptive electronic transmission control system and strategy for nonsynchronous automatic transmission |
US6449548B1 (en) | 2001-02-14 | 2002-09-10 | Ford Global Technologies, Inc. | Automatic transmission shift control |
US6471616B2 (en) * | 2001-02-15 | 2002-10-29 | General Motors Corporation | Power transmission with friction launch torque transmitting mechanism in forward and reverse |
US6549838B2 (en) | 2001-05-21 | 2003-04-15 | Ford Global Technologies, Inc. | High energy engagement strategy for automatic transmission clutches and brakes |
US6370463B1 (en) | 2001-11-01 | 2002-04-09 | Ford Global Technologies, Inc. | Strategy for controlling ratio changes in a swap-shift automatic transmission |
DE10231820A1 (de) * | 2002-07-15 | 2004-02-05 | Zf Friedrichshafen Ag | Verfahren zur Bestimmung von Kenngrößen eines Getriebes |
DE10327543B4 (de) * | 2002-09-05 | 2012-11-15 | Hyundai Motor Co. | Schaltsteuerungsverfahren für ein Automatikgetriebe |
US6961646B2 (en) * | 2003-10-31 | 2005-11-01 | Ford Global Technologies, Llc | Automatic transmission control system with direct electronic swap-shift control |
US7107135B2 (en) * | 2003-10-31 | 2006-09-12 | Ford Global Technologies, Llc | Auxiliary gearset shift progression command generator for a swap-shift automatic transmission |
MY149206A (en) * | 2004-08-20 | 2013-07-31 | Drivetrain Systems Internat Pty Ltd | Transmission |
AU2005274690B2 (en) * | 2004-08-20 | 2012-06-07 | Dsi Holdings Pty Limited | Multi-ratio automatic transmission with independent rate of engagement and/or disengagement control of friction elements |
US7912617B2 (en) * | 2005-12-14 | 2011-03-22 | Gm Global Technology Operations, Inc. | Air purge method for a rotating clutch |
JP4257350B2 (ja) * | 2006-07-31 | 2009-04-22 | ジヤトコ株式会社 | 自動変速機の制御装置及び方法 |
US7789798B2 (en) * | 2006-09-27 | 2010-09-07 | Chrysler Group Llc | Transmission upshift control method |
US7608013B2 (en) * | 2006-09-29 | 2009-10-27 | Chrysler Group Llc | Transmission downshift control method |
US7632215B2 (en) * | 2006-12-05 | 2009-12-15 | Chrysler Group Llc | Transmission downshift swap-shift control |
JP2009236262A (ja) * | 2008-03-28 | 2009-10-15 | Aisin Aw Co Ltd | 自動変速機の変速制御装置 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4007648A (en) * | 1975-04-24 | 1977-02-15 | Ford Motor Company | Five-speed automatic transmission |
JPS61241558A (ja) * | 1985-04-18 | 1986-10-27 | Toyota Motor Corp | 車輌用自動変速機の変速制御方法 |
US4653350A (en) * | 1985-11-29 | 1987-03-31 | General Motors Corporation | Adaptive direct pressure shift control for a motor vehicle transmission |
JPS62165051A (ja) * | 1986-01-13 | 1987-07-21 | Toyota Motor Corp | 自動変速機の制御方法 |
JP2696819B2 (ja) * | 1986-10-08 | 1998-01-14 | 日産自動車株式会社 | 自動変速機の変速シヨツク軽減装置 |
JPH0621620B2 (ja) * | 1987-07-28 | 1994-03-23 | 日産自動車株式会社 | 自動変速機の歯車変速装置 |
US4884471A (en) * | 1988-06-23 | 1989-12-05 | Ford Motor Company | Four speed ratio automatic power transmission |
US5176592A (en) * | 1989-01-23 | 1993-01-05 | Toyota Jidosha Kabushiki Kaisha | Speed changing gear device having two independent gear assemblies |
JP2739121B2 (ja) * | 1989-09-05 | 1998-04-08 | トヨタ自動車株式会社 | 自動変速機の変速制御装置 |
JP2966003B2 (ja) * | 1989-09-06 | 1999-10-25 | トヨタ自動車株式会社 | 自動変速機の変速制御装置 |
DE3931025A1 (de) * | 1989-09-16 | 1991-03-28 | Porsche Ag | Automatikgetriebe fuer ein kraftfahrzeug |
US5070747A (en) * | 1989-12-26 | 1991-12-10 | General Motors Corporation | Adaptive powered downshift control of an automatic transmission |
JP2697223B2 (ja) * | 1990-02-05 | 1998-01-14 | トヨタ自動車株式会社 | 自動変速機の変速制御装置 |
US5224907A (en) * | 1990-09-28 | 1993-07-06 | Jatco Corporation | Automatic transmission |
US5334117A (en) * | 1990-09-28 | 1994-08-02 | Mazda Motor Corporation | Automatic transmission with an add-on extension to increase the number of gear ratios |
US5167592A (en) * | 1991-05-10 | 1992-12-01 | Jatco Corporation | Automatic transmission |
JPH0587230A (ja) * | 1991-09-25 | 1993-04-06 | Mazda Motor Corp | 自動変速機の変速制御装置 |
EP0565111A3 (en) * | 1992-04-10 | 1993-12-01 | Mazda Motor | Multiple stage automatic transmission |
US5646842A (en) * | 1994-10-14 | 1997-07-08 | Ford Motor Company | Shift control system for a multiple ratio automatic transmission |
US5612874A (en) * | 1994-10-14 | 1997-03-18 | Ford Motor Company | Multiple ratio automatic transmission with solenoid operated valves for effecting pressure buildup |
-
1996
- 1996-07-22 US US08/681,232 patent/US5809442A/en not_active Expired - Lifetime
-
1997
- 1997-07-21 DE DE69706251T patent/DE69706251T2/de not_active Expired - Lifetime
- 1997-07-21 EP EP97305448A patent/EP0821189B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0821189A2 (de) | 1998-01-28 |
DE69706251T2 (de) | 2002-01-10 |
US5809442A (en) | 1998-09-15 |
EP0821189A3 (de) | 1998-07-29 |
EP0821189B1 (de) | 2001-08-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: FORD GLOBAL TECHNOLOGIES, LLC (N.D.GES.D. STAATES |