IT1018974B - Impianto per l azionamento elettro idraulico di innesti a frizione - Google Patents

Impianto per l azionamento elettro idraulico di innesti a frizione

Info

Publication number
IT1018974B
IT1018974B IT52656/74A IT5265674A IT1018974B IT 1018974 B IT1018974 B IT 1018974B IT 52656/74 A IT52656/74 A IT 52656/74A IT 5265674 A IT5265674 A IT 5265674A IT 1018974 B IT1018974 B IT 1018974B
Authority
IT
Italy
Prior art keywords
electro
plant
hydraulic operation
clutch clutches
clutches
Prior art date
Application number
IT52656/74A
Other languages
English (en)
Inventor
K Prenzel
Original Assignee
Ardie Werk 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 Ardie Werk Gmbh filed Critical Ardie Werk Gmbh
Application granted granted Critical
Publication of IT1018974B publication Critical patent/IT1018974B/it

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/08Servomotor systems incorporating electrically operated control means
    • F15B21/087Control strategy, e.g. with block diagram
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D48/00External control of clutches
    • F16D48/06Control by electric or electronic means, e.g. of fluid pressure
    • F16D48/066Control of fluid pressure, e.g. using an accumulator
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/20Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205Systems with pumps
    • F15B2211/2053Type of pump
    • F15B2211/20538Type of pump constant capacity
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/30Directional control
    • F15B2211/305Directional control characterised by the type of valves
    • F15B2211/30505Non-return valves, i.e. check valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/30Directional control
    • F15B2211/305Directional control characterised by the type of valves
    • F15B2211/30525Directional control valves, e.g. 4/3-directional control valve
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/30Directional control
    • F15B2211/32Directional control characterised by the type of actuation
    • F15B2211/329Directional control characterised by the type of actuation actuated by fluid pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/30Directional control
    • F15B2211/355Pilot pressure control
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/405Flow control characterised by the type of flow control means or valve
    • F15B2211/40507Flow control characterised by the type of flow control means or valve with constant throttles or orifices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/405Flow control characterised by the type of flow control means or valve
    • F15B2211/40576Assemblies of multiple valves
    • F15B2211/40584Assemblies of multiple valves the flow control means arranged in parallel with a check valve
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/415Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41572Flow control characterised by the connections of the flow control means in the circuit being connected to a pressure source and an output member
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/415Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41581Flow control characterised by the connections of the flow control means in the circuit being connected to an output member and a return line
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/455Control of flow in the feed line, i.e. meter-in control
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/46Control of flow in the return line, i.e. meter-out control
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/40Flow control
    • F15B2211/47Flow control in one direction only
    • F15B2211/473Flow control in one direction only without restriction in the reverse direction
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/60Circuit components or control therefor
    • F15B2211/63Electronic controllers
    • F15B2211/6303Electronic controllers using input signals
    • F15B2211/6336Electronic controllers using input signals representing a state of the output member, e.g. position, speed or acceleration
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/60Circuit components or control therefor
    • F15B2211/635Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements
    • F15B2211/6355Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements having valve means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/60Circuit components or control therefor
    • F15B2211/67Methods for controlling pilot pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/70Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/705Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
    • F15B2211/7051Linear output members
    • F15B2211/7052Single-acting output members
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00External control of clutches by electric or electronic means
    • F16D2500/10System to be controlled
    • F16D2500/102Actuator
    • F16D2500/1021Electrical type
    • F16D2500/1023Electric motor
    • F16D2500/1024Electric motor combined with hydraulic actuation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00External control of clutches by electric or electronic means
    • F16D2500/10System to be controlled
    • F16D2500/104Clutch
    • F16D2500/10443Clutch type
    • F16D2500/1045Friction clutch
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00External control of clutches by electric or electronic means
    • F16D2500/50Problem to be solved by the control system
    • F16D2500/502Relating the clutch
    • F16D2500/50239Soft clutch engagement
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00External control of clutches by electric or electronic means
    • F16D2500/50Problem to be solved by the control system
    • F16D2500/502Relating the clutch
    • F16D2500/50293Reduction of vibrations
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00External control of clutches by electric or electronic means
    • F16D2500/50Problem to be solved by the control system
    • F16D2500/52General
    • F16D2500/525Improve response of control system
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00External control of clutches by electric or electronic means
    • F16D2500/70Details about the implementation of the control system
    • F16D2500/704Output parameters from the control unit; Target parameters to be controlled
    • F16D2500/70402Actuator parameters
    • F16D2500/7041Position

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
IT52656/74A 1973-08-21 1974-08-20 Impianto per l azionamento elettro idraulico di innesti a frizione IT1018974B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2342234A DE2342234C2 (de) 1973-08-21 1973-08-21 Vorrichtung zur elektro-hydraulischen Betätigung von Reibungskupplungen, insbesondere von Kraftfahrzeugen

Publications (1)

Publication Number Publication Date
IT1018974B true IT1018974B (it) 1977-10-20

Family

ID=5890332

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52656/74A IT1018974B (it) 1973-08-21 1974-08-20 Impianto per l azionamento elettro idraulico di innesti a frizione

Country Status (7)

Country Link
US (1) US4037697A (it)
DE (1) DE2342234C2 (it)
FR (1) FR2241720B1 (it)
GB (1) GB1481835A (it)
IT (1) IT1018974B (it)
NL (1) NL167229C (it)
SE (1) SE409605B (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5353835A (en) * 1976-10-26 1978-05-16 Aisin Seiki Co Ltd Apparatus for controlling clutch of automobiles
DE2657524C3 (de) * 1976-12-18 1981-07-23 Voith Getriebe Kg, 7920 Heidenheim Steuervorrichtung für eine durch einen hydraulischen Stellzylinder ausrückbare Hauptkupplung für Kraftfahrzeuge
US4576265A (en) * 1982-10-22 1986-03-18 Nissan Motor Co., Ltd. Control system for hydraulic automatic clutch
US4583627A (en) * 1982-10-22 1986-04-22 Nissan Motor Co., Ltd. Vehicle/engine operational parameter responsive clutch control
US4855913A (en) * 1987-05-29 1989-08-08 J. I. Case Company Electronic control system for powershift transmission
US5023789A (en) * 1990-06-04 1991-06-11 Sundstrand Corporation Temperature compensated closed loop control of a hydraulically controlled clutch and APU starting system
DE4031808A1 (de) * 1990-10-08 1992-04-09 Volkswagen Ag Anordnung zur ansteuerung eines stellmotors sowie verfahren zur ansteuerung eines stellmotors
GB2277170A (en) * 1993-04-13 1994-10-19 Ford New Holland Ltd Solenoid operated hydraulic valve
DE19542766B4 (de) * 1994-11-25 2004-11-04 Volkswagen Ag Arbeitszylinder
US6065567A (en) * 1997-03-13 2000-05-23 Wynn Oil Company Apparatus and method for cleaning and fluid exchange of a low-flow automatic transmission
DE19823772B4 (de) * 1997-06-04 2008-07-03 Luk Gs Verwaltungs Kg Verfahren zum Betreiben einer automatisierten Kupplung
DE19918821A1 (de) * 1999-04-26 2000-11-02 Wabco Gmbh & Co Ohg Auswerteverfahren für einen induktiven Wegsensor, insbesonders in der Anwendung für eine Fahrzeugkupplung
DE102005026603B4 (de) * 2005-06-09 2007-04-26 Zf Friedrichshafen Ag Betätigungssystem für eine Fahrzeugkupplung
CN103975173B (zh) * 2011-11-24 2017-09-08 舍弗勒技术股份两合公司 液压的操作系统

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1049645B (it) * 1959-01-29
US2005731A (en) * 1930-06-16 1935-06-25 Cincinnati Milling Machine Co Viscosity compensating system
US2376545A (en) * 1937-12-24 1945-05-22 William T Livermore Transmission
US2935999A (en) * 1954-12-03 1960-05-10 Zahnradfabrik Friedrichshafen Delay action pressure by-pass systems and valves therefor for hydraulic transmissions
DE1216035B (de) * 1959-12-17 1966-05-05 Renault Steuerventil fuer den unterdruckbetaetigten Servomotor einer federbelasteten Reibungskupplung
US3204730A (en) * 1961-04-01 1965-09-07 Magneti Marelli Spa Automatic friction clutch control of motor vehicles
US3263782A (en) * 1961-08-02 1966-08-02 Borg Warner Transmission control and clutch
US3339672A (en) * 1965-11-29 1967-09-05 Hyster Co Transmission control system
DE1575916A1 (de) * 1966-11-23 1969-07-31 Hengstler Hydraulik Hydraulische Steuereinrichtung mit einer Vorrichtung fuer verzoegerte Drucksteigerung
US3417845A (en) * 1967-04-06 1968-12-24 Twin Disc Clutch Co Actuating system for multi-ratio transmission
DE1750889A1 (de) * 1968-06-14 1971-05-06 Ardie Werk Gmbh Steuereinrichtung fuer eine elektrisch von einem Kommandogeber ausgeloeste,hydraulisch betaetigte Kupplung eines Getriebes
US3582929A (en) * 1969-04-03 1971-06-01 Case Co J I Transmission clutch fluid pressure-indicating system
DE2104934A1 (de) * 1971-02-03 1972-08-17 Bosch Gmbh Robert Steuereinrichtung zum Betätigen einer Fahrzeug-Reibungskupplung

Also Published As

Publication number Publication date
FR2241720A1 (it) 1975-03-21
NL7411159A (nl) 1975-02-25
GB1481835A (en) 1977-08-03
DE2342234A1 (de) 1975-02-27
US4037697A (en) 1977-07-26
SE7410230L (it) 1975-02-24
DE2342234C2 (de) 1982-09-02
NL167229C (nl) 1981-11-16
FR2241720B1 (it) 1978-03-31
SE409605B (sv) 1979-08-27
NL167229B (nl) 1981-06-16

Similar Documents

Publication Publication Date Title
IT1011574B (it) Reggispinta per innesti a frizione
IT1009165B (it) Disco condotto per innesti a frizione
BR7400707D0 (pt) Embreagem de comando hidraulico
IT972679B (it) Innesto a frizione autoregolante
SE398378B (sv) Hydraulisk manovreringsanordning for en dubbelkoppling
SE415060B (sv) Flensror for vermeoverforing
AR198766A1 (es) Conjunto de embrague
NO146720C (no) Kopling for armert fleksibel roerledning.
IT1018974B (it) Impianto per l azionamento elettro idraulico di innesti a frizione
IT993856B (it) Freno per innesto a frizione con coppia di torsione regolata
IT1011573B (it) Cuscinetto reggispinta per innesti a frizione
IT1018999B (it) Meccanismo di rilascio ad autorego lazione per innesti a frizione
IT975470B (it) Dsico per innesti a frizione
IT977735B (it) Innesto a frizione
IT972274B (it) Innesto a frizione
IT981711B (it) Apparecchiatura per azionare un innesto
BE822675A (fr) Transmissions hydrauliques
IT1000682B (it) Innesto a frizione
IT962597B (it) Frizione a comando idraulico
IT971408B (it) Innesto a frizione
IT965166B (it) Innesto a frizione
IT1030631B (it) Impianto per il controllo di un ripetitore di una liner di trasmissione
AT338573B (de) Elektromagnetische zahnkupplung
IT1003345B (it) Perfezionamenti relativi a fluidi idraulici
CA1012441A (en) Hydraulic coupling fluid clutches