DE69709831T2 - Druckmittelzylinder und Stellsystem - Google Patents

Druckmittelzylinder und Stellsystem

Info

Publication number
DE69709831T2
DE69709831T2 DE69709831T DE69709831T DE69709831T2 DE 69709831 T2 DE69709831 T2 DE 69709831T2 DE 69709831 T DE69709831 T DE 69709831T DE 69709831 T DE69709831 T DE 69709831T DE 69709831 T2 DE69709831 T2 DE 69709831T2
Authority
DE
Germany
Prior art keywords
control system
pressure cylinder
cylinder
pressure
control
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
Application number
DE69709831T
Other languages
English (en)
Other versions
DE69709831D1 (de
Inventor
Stephen Harlow Davies
Alan Terry Rollason
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 International UK Ltd
Original Assignee
Lucas Industries Ltd
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 Lucas Industries Ltd filed Critical Lucas Industries Ltd
Application granted granted Critical
Publication of DE69709831D1 publication Critical patent/DE69709831D1/de
Publication of DE69709831T2 publication Critical patent/DE69709831T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/028—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force
    • F15B11/036—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force by means of servomotors having a plurality of working chambers
    • F15B11/0365—Tandem constructions
    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1409—Characterised by the construction of the motor unit of the straight-cylinder type with two or more independently movable working pistons
    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/22—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke
    • F15B15/221—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke for accelerating the stroke, e.g. by area increase
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/31—Directional control characterised by the positions of the valve element
    • F15B2211/3122—Special positions other than the pump port being connected to working ports or the working ports being connected to the return line
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
    • F15B2211/7051—Linear output members
    • F15B2211/7053—Double-acting output members

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
DE69709831T 1996-11-02 1997-10-28 Druckmittelzylinder und Stellsystem Expired - Lifetime DE69709831T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9622893.7A GB9622893D0 (en) 1996-11-02 1996-11-02 Piston actuator

Publications (2)

Publication Number Publication Date
DE69709831D1 DE69709831D1 (de) 2002-02-28
DE69709831T2 true DE69709831T2 (de) 2002-08-29

Family

ID=10802383

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69709831T Expired - Lifetime DE69709831T2 (de) 1996-11-02 1997-10-28 Druckmittelzylinder und Stellsystem

Country Status (5)

Country Link
US (1) US5941158A (de)
EP (1) EP0840019B1 (de)
JP (1) JPH10141322A (de)
DE (1) DE69709831T2 (de)
GB (1) GB9622893D0 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10214911C1 (de) * 2002-04-04 2003-08-14 Oppenweiler Binder Gmbh Maschb Falzschwertantrieb
DE602005003982T2 (de) 2004-06-02 2008-12-11 Goodrich Actuation Systems Ltd. Linear Stellantrieb
US9003951B2 (en) 2011-10-05 2015-04-14 Caterpillar Inc. Hydraulic system with bi-directional regeneration
CN103362892B (zh) * 2013-07-23 2016-12-28 云南兴长江实业有限公司 一种双作用高推力输出液压油缸
JP6362986B2 (ja) * 2014-10-01 2018-07-25 ナブテスコ株式会社 油圧アクチュエータ
DE102019101596A1 (de) * 2019-01-23 2020-07-23 Tox Pressotechnik Gmbh & Co. Kg Vorrichtung zum Prägen und Durchstanzen eines plattenartigen Werkstücks

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR830896A (fr) * 1937-01-14 1938-08-11 Bolinder Munktell Dispositif de commande hydraulique des organes inverseurs de marche des moteurs, et en particulier des moteurs de bateau
GB708582A (en) * 1951-04-14 1954-05-05 Inv S Aeronautiques Et Mechani Improvements in or relating to fluid operated jacks
GB911709A (en) * 1960-04-25 1962-11-28 Automotive Prod Co Ltd Improvements in and relating to hydraulic cylinders
FR2538468A1 (fr) * 1982-12-22 1984-06-29 Petroles Cie Francaise Verin-amortisseur hydraulique notamment pour equipement sous-marin
DE3337969A1 (de) * 1983-10-19 1985-05-02 Wabco Westinghouse Fahrzeugbremsen GmbH, 3000 Hannover Arbeitszylinder mit drei stellungen
US4773300A (en) * 1983-10-08 1988-09-27 Wabco Westinghouse Fahrzeugbremsen Gmbh Three-position working cylinder having dual concentric pistons
JPS6093716A (ja) * 1983-10-28 1985-05-25 株式会社日立製作所 流体圧駆動装置
US5165322A (en) * 1992-06-22 1992-11-24 The United States Of America As Represented By The Secretary Of The Navy Three position power cylinder

Also Published As

Publication number Publication date
US5941158A (en) 1999-08-24
DE69709831D1 (de) 2002-02-28
EP0840019A3 (de) 1998-05-20
EP0840019A2 (de) 1998-05-06
GB9622893D0 (en) 1997-01-08
EP0840019B1 (de) 2002-01-02
JPH10141322A (ja) 1998-05-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition