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BR9304664A - Hydraulic adjustment cylinder, particularly for a friction clutch drive arrangement for vehicles - Google Patents

Hydraulic adjustment cylinder, particularly for a friction clutch drive arrangement for vehicles

Info

Publication number
BR9304664A
BR9304664A BR9304664A BR9304664A BR9304664A BR 9304664 A BR9304664 A BR 9304664A BR 9304664 A BR9304664 A BR 9304664A BR 9304664 A BR9304664 A BR 9304664A BR 9304664 A BR9304664 A BR 9304664A
Authority
BR
Brazil
Prior art keywords
vehicles
friction clutch
drive arrangement
adjustment cylinder
clutch drive
Prior art date
Application number
BR9304664A
Other languages
Portuguese (pt)
Inventor
Peter Frey
Original Assignee
Fichtel & Sachs 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 Fichtel & Sachs Ag filed Critical Fichtel & Sachs Ag
Publication of BR9304664A publication Critical patent/BR9304664A/en

Links

Classifications

    • 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
    • F15B9/00—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member
    • F15B9/02—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type
    • F15B9/03—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type with electrical 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
    • 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
    • F16D48/00—External control of clutches
    • F16D48/02—Control by fluid pressure
    • 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
    • F16D2048/0209—Control by fluid pressure characterised by fluid valves having control pistons, e.g. spools
    • 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
    • F16D48/00—External control of clutches
    • F16D48/02—Control by fluid pressure
    • F16D2048/0227—Source of pressure producing the clutch engagement or disengagement action within a circuit; Means for initiating command action in power assisted devices
    • F16D2048/0233—Source of pressure producing the clutch engagement or disengagement action within a circuit; Means for initiating command action in power assisted devices by rotary pump actuation
    • F16D2048/0245—Electrically driven rotary pumps
    • 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
    • F16D2048/0257—Hydraulic circuit layouts, i.e. details of hydraulic circuit elements or the arrangement thereof
    • F16D2048/026—The controlling actuation is directly performed by the pressure source, i.e. there is no intermediate valve for controlling flow or pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
BR9304664A 1992-11-10 1993-11-09 Hydraulic adjustment cylinder, particularly for a friction clutch drive arrangement for vehicles BR9304664A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4237852A DE4237852A1 (en) 1992-11-10 1992-11-10 Hydraulic positioning cylinder for friction clutch of motor vehicle - has motor-stepped control valve integrated into piston for selective connection of working space to pressure source or sink

Publications (1)

Publication Number Publication Date
BR9304664A true BR9304664A (en) 1994-05-17

Family

ID=6472479

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9304664A BR9304664A (en) 1992-11-10 1993-11-09 Hydraulic adjustment cylinder, particularly for a friction clutch drive arrangement for vehicles

Country Status (2)

Country Link
BR (1) BR9304664A (en)
DE (1) DE4237852A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19955270A1 (en) * 1999-11-17 2001-05-23 Roemheld A Gmbh & Co Kg System for monitoring hydraulic cylinders including working cylinders and positioning cylinders e.g. for clamping and tightening engineering, includes sensors for detecting position
AT410703B (en) * 2001-08-16 2003-07-25 Man Steyr Ag AUXILIARY ASSISTED ACTUATING DEVICE FOR A CLUTCH
US9512888B2 (en) 2014-10-16 2016-12-06 American Axle & Manufacturing, Inc. Dual piston actuator
DE102015001883A1 (en) 2015-02-13 2016-09-01 Hydac System Gmbh Valve with a longitudinally movable in a valve housing spool
CN105065364B (en) * 2015-08-13 2017-12-26 天津市泉龙工贸有限公司 A kind of numerical control ellipse oil cylinder
CN108799607B (en) * 2018-08-23 2023-07-18 桂林航天工业学院 Friction wheel feedback digital hydraulic cylinder

Also Published As

Publication number Publication date
DE4237852A1 (en) 1994-05-11

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Legal Events

Date Code Title Description
EE Request for examination
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FA8 Dismissal: dismissal - article 36, par. 1 of industrial property law