IT1304122B1 - VEHICLE WITH A CLUTCH ARRANGEMENT AND PROCEDURE FOR THE REMOTE CONTROL OF AN AUTOMATED CLUTCH IN THE DRIVE CHAIN OF - Google Patents

VEHICLE WITH A CLUTCH ARRANGEMENT AND PROCEDURE FOR THE REMOTE CONTROL OF AN AUTOMATED CLUTCH IN THE DRIVE CHAIN OF

Info

Publication number
IT1304122B1
IT1304122B1 IT1998MI002786A ITMI982786A IT1304122B1 IT 1304122 B1 IT1304122 B1 IT 1304122B1 IT 1998MI002786 A IT1998MI002786 A IT 1998MI002786A IT MI982786 A ITMI982786 A IT MI982786A IT 1304122 B1 IT1304122 B1 IT 1304122B1
Authority
IT
Italy
Prior art keywords
clutch
procedure
vehicle
remote control
drive chain
Prior art date
Application number
IT1998MI002786A
Other languages
Italian (it)
Inventor
Thomas Rammhofer
Jan Grabenstatter
Original Assignee
Luk Getriebe Systeme Gmbh
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 Luk Getriebe Systeme Gmbh filed Critical Luk Getriebe Systeme Gmbh
Publication of ITMI982786A1 publication Critical patent/ITMI982786A1/en
Application granted granted Critical
Publication of IT1304122B1 publication Critical patent/IT1304122B1/en

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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D25/00—Fluid-actuated clutches
    • F16D25/12—Details not specific to one of the before-mentioned types
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/02—Conjoint control of vehicle sub-units of different type or different function including control of driveline clutches
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
    • B60W50/02—Ensuring safety in case of control system failures, e.g. by diagnosing, circumventing or fixing failures
    • B60W50/0205—Diagnosing or detecting failures; Failure detection models
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D25/00—Fluid-actuated clutches
    • F16D25/08—Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D29/00—Clutches and systems of clutches involving both fluid and magnetic actuation
    • F16D29/005—Clutches and systems of clutches involving both fluid and magnetic actuation with a fluid pressure piston driven by an electric motor
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D48/00—External control of clutches
    • F16D48/06—Control by electric or electronic means, e.g. of fluid pressure
    • F16D48/066—Control of fluid pressure, e.g. using an accumulator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
    • B60W50/02—Ensuring safety in case of control system failures, e.g. by diagnosing, circumventing or fixing failures
    • B60W50/0205—Diagnosing or detecting failures; Failure detection models
    • B60W2050/021—Means for detecting failure or malfunction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2510/00—Input parameters relating to a particular sub-units
    • B60W2510/02—Clutches
    • B60W2510/0208—Clutch engagement state, e.g. engaged or disengaged
    • B60W2510/0225—Clutch actuator position
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2510/00—Input parameters relating to a particular sub-units
    • B60W2510/02—Clutches
    • B60W2510/0291—Clutch temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2510/00—Input parameters relating to a particular sub-units
    • B60W2510/18—Braking system
    • B60W2510/186—Status of parking brakes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2540/00—Input parameters relating to occupants
    • B60W2540/12—Brake pedal position
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2710/00—Output or target parameters relating to a particular sub-units
    • B60W2710/02—Clutches
    • B60W2710/021—Clutch engagement state
    • B60W2710/023—Clutch engagement rate
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D25/00—Fluid-actuated clutches
    • F16D25/08—Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member
    • F16D2025/081—Hydraulic devices that initiate movement of pistons in slave cylinders for actuating clutches, i.e. master cylinders
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D48/00—External control of clutches
    • F16D48/02—Control by fluid pressure
    • F16D2048/0212—Details of pistons for master or slave cylinders especially adapted for fluid 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00—External control of clutches by electric or electronic means
    • F16D2500/10—System to be controlled
    • F16D2500/102—Actuator
    • F16D2500/1021—Electrical type
    • F16D2500/1023—Electric motor
    • F16D2500/1024—Electric motor combined with hydraulic actuation
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00—External control of clutches by electric or electronic means
    • F16D2500/10—System to be controlled
    • F16D2500/102—Actuator
    • F16D2500/1026—Hydraulic
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00—External control of clutches by electric or electronic means
    • F16D2500/30—Signal inputs
    • F16D2500/302—Signal inputs from the actuator
    • F16D2500/3026—Stroke
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00—External control of clutches by electric or electronic means
    • F16D2500/30—Signal inputs
    • F16D2500/304—Signal inputs from the clutch
    • F16D2500/30404—Clutch temperature
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00—External control of clutches by electric or electronic means
    • F16D2500/50—Problem to be solved by the control system
    • F16D2500/501—Relating the actuator
    • F16D2500/5016—Shifting operation, i.e. volume compensation of the master cylinder due to wear, temperature changes or leaks in the cylinder
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00—External control of clutches by electric or electronic means
    • F16D2500/50—Problem to be solved by the control system
    • F16D2500/502—Relating the clutch
    • F16D2500/50245—Calibration or recalibration of the clutch touch-point
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00—External control of clutches by electric or electronic means
    • F16D2500/50—Problem to be solved by the control system
    • F16D2500/51—Relating safety
    • F16D2500/5108—Failure diagnosis
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00—External control of clutches by electric or electronic means
    • F16D2500/50—Problem to be solved by the control system
    • F16D2500/51—Relating safety
    • F16D2500/5108—Failure diagnosis
    • F16D2500/511—Leak detection
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00—External control of clutches by electric or electronic means
    • F16D2500/50—Problem to be solved by the control system
    • F16D2500/51—Relating safety
    • F16D2500/5116—Manufacture, testing, calibrating, i.e. test or calibration of components during or soon after assembly, e.g. at the end of the production line
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00—External control of clutches by electric or electronic means
    • F16D2500/50—Problem to be solved by the control system
    • F16D2500/51—Relating safety
    • F16D2500/5118—Maintenance
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00—External control of clutches by electric or electronic means
    • F16D2500/70—Details about the implementation of the control system
    • F16D2500/704—Output parameters from the control unit; Target parameters to be controlled
    • F16D2500/70402—Actuator parameters
    • F16D2500/70408—Torque
IT1998MI002786A 1997-12-23 1998-12-22 VEHICLE WITH A CLUTCH ARRANGEMENT AND PROCEDURE FOR THE REMOTE CONTROL OF AN AUTOMATED CLUTCH IN THE DRIVE CHAIN OF IT1304122B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19757491 1997-12-23
DE19757547 1997-12-23
DE19757519 1997-12-23
DE19808603 1998-02-28

Publications (2)

Publication Number Publication Date
ITMI982786A1 ITMI982786A1 (en) 2000-06-22
IT1304122B1 true IT1304122B1 (en) 2001-03-07

Family

ID=27438740

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1998MI002786A IT1304122B1 (en) 1997-12-23 1998-12-22 VEHICLE WITH A CLUTCH ARRANGEMENT AND PROCEDURE FOR THE REMOTE CONTROL OF AN AUTOMATED CLUTCH IN THE DRIVE CHAIN OF

Country Status (5)

Country Link
JP (1) JPH11315858A (en)
BR (1) BR9805619A (en)
DE (1) DE19857707A1 (en)
FR (1) FR2777230A1 (en)
IT (1) IT1304122B1 (en)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10101598A1 (en) * 2000-02-15 2001-08-16 Luk Lamellen & Kupplungsbau Torque transmitter has clutch arrangements, disengaging element, control and drive mechanism.
DE10293175D2 (en) 2001-07-19 2004-07-01 Luk Lamellen & Kupplungsbau System for controlling a component of a transmission of a vehicle taking fluid loss into account
WO2003016740A1 (en) * 2001-07-23 2003-02-27 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Clutch slip control device and method
WO2003019025A1 (en) * 2001-08-24 2003-03-06 Automotive Products (Usa), Inc. Motor vehicle clutch assembly
FR2842475B1 (en) * 2002-07-18 2008-10-10 Luk Lamellen & Kupplungsbau SYSTEM FOR CONTROLLING A COMPONENT OF A GEARBOX OF A VEHICLE
DE50307866D1 (en) * 2002-12-23 2007-09-20 Luk Lamellen & Kupplungsbau Hydraulic system
FR2864186B1 (en) * 2003-12-19 2007-01-19 Renault Sas METHOD OF PURGING GASES DNS HYDRAULIC CONTROL CIRCUIT OF A CLUTCH ACTUATOR HAVING A HYDRAULIC CONTROL CORRESPONDING
JP2009041695A (en) * 2007-08-10 2009-02-26 Toyota Motor Corp Controller of automatic clutch
DE102008057106B4 (en) 2007-11-19 2018-10-11 Schaeffler Technologies AG & Co. KG Hydraulic clutch release system
DE102008005042A1 (en) * 2008-01-18 2009-07-23 Volkswagen Ag Actuator arrangement for hydraulically actuating KO-clutch of hybrid drive module of parallel hybrid motor vehicle, has brake fluid container used as storage tank, and spindle actuator hydraulically connected with container by pressure line
DE102009009145B4 (en) 2008-03-03 2018-10-04 Schaeffler Technologies AG & Co. KG coupling system
DE102008041353A1 (en) * 2008-08-19 2010-02-25 Robert Bosch Gmbh Method for compensating changes in volume of a hydraulic fluid in a hydraulic actuator for actuating a clutch, and hydraulic actuator
DE102008042129B4 (en) 2008-09-16 2022-01-20 Zf Friedrichshafen Ag Safety device for automated clutch systems
JP4890570B2 (en) 2009-01-16 2012-03-07 トヨタ自動車株式会社 Actuator control device
DE102009002532A1 (en) * 2009-04-21 2010-10-28 Robert Bosch Gmbh Hydraulic actuator for a vehicle clutch
DE102010003499A1 (en) * 2010-03-31 2011-10-06 Robert Bosch Gmbh Hydraulic actuator for a vehicle clutch
WO2011124196A1 (en) * 2010-04-08 2011-10-13 Schaeffler Technologies Gmbh & Co. Kg Method for operating an automated clutch
DE102013205237A1 (en) * 2012-04-16 2013-10-17 Schaeffler Technologies AG & Co. KG Actuator system for hydraulic clutch actuation
DE102013207263A1 (en) * 2012-05-08 2013-11-14 Schaeffler Technologies AG & Co. KG Method for adjusting clutch characteristic curve of automatically actuated friction clutch, involves determining touch point change of friction clutch in operating phases before pressure- or volume compensation
FR2993950A1 (en) * 2012-07-25 2014-01-31 Renault Sa Electro-hydraulic clutch actuator for automatic gearbox, has hydraulic compensation chamber of variable volume placed in extension of control piston of hydraulic cylinder, where compensation chamber is closed by compensation piston
EP2956685B1 (en) * 2013-02-13 2017-08-23 Dana Belgium N.V. Method and apparatus for prefill of wet clutches
DE112014003663B4 (en) * 2013-08-09 2020-09-24 Schaeffler Technologies AG & Co. KG Method for positioning a piston
WO2015110106A1 (en) * 2014-01-23 2015-07-30 Schaeffler Technologies AG & Co. KG Hydrostatically operated clutch system
DE102014201212A1 (en) * 2014-01-23 2015-07-23 Robert Bosch Gmbh Method for positioning a clutch actuator of a motor vehicle
WO2015131889A1 (en) * 2014-03-03 2015-09-11 Schaeffler Technologies AG & Co. KG Hydrostatic system and hydrostatic actuator having said hydrostatic system
EP2927528B1 (en) * 2014-03-31 2020-05-06 Schaeffler Technologies GmbH & Co. KG Clutch pedal block
DE102014218024B4 (en) * 2014-09-09 2017-08-03 Sms Group Gmbh Hydraulic device for actuating clutches on forming machines, and a coupling device for a forming machine and a forming machine
DE102014219029B4 (en) * 2014-09-22 2020-10-15 Schaeffler Technologies AG & Co. KG Method and device for controlling a clutch actuator for actuating a clutch, preferably a non-actuated closed clutch for a motor vehicle
JP6578003B2 (en) * 2014-11-19 2019-09-18 ジーケーエヌ オートモーティブ リミテッド How the clutch works
DE102016217207A1 (en) * 2016-09-09 2018-03-15 Schaeffler Technologies AG & Co. KG Method for adapting a temperature compensation of a hydraulic clutch system
DE102017119883A1 (en) 2017-08-30 2019-02-28 Schaeffler Technologies AG & Co. KG Method for controlling an automated friction clutch
DE102019109977B4 (en) 2018-05-15 2024-03-28 Schaeffler Technologies AG & Co. KG Method for referencing an end stop of a hydrostatic clutch actuator
CN108726445B (en) * 2018-07-17 2023-07-21 杭叉集团股份有限公司 Simple electric pallet truck
DE102018008943A1 (en) * 2018-11-14 2020-05-14 Fte Automotive Gmbh Method for venting a device for the hydraulic actuation of at least one friction clutch and / or at least one transmission actuator
CN113339353A (en) * 2021-06-19 2021-09-03 华建电气有限公司 Stroke-adjustable cylinder
CN114033660B (en) * 2021-12-01 2023-10-31 兰州理工大学 Crank rocker type single plunger pair high-efficiency energy-saving abrasion test bed for high-power plunger pump

Also Published As

Publication number Publication date
JPH11315858A (en) 1999-11-16
BR9805619A (en) 1999-10-26
FR2777230A1 (en) 1999-10-15
DE19857707A1 (en) 1999-06-24
ITMI982786A1 (en) 2000-06-22

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