EP0143238A1 - Cylindre d'actionnement à trois positions - Google Patents

Cylindre d'actionnement à trois positions Download PDF

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Publication number
EP0143238A1
EP0143238A1 EP84111140A EP84111140A EP0143238A1 EP 0143238 A1 EP0143238 A1 EP 0143238A1 EP 84111140 A EP84111140 A EP 84111140A EP 84111140 A EP84111140 A EP 84111140A EP 0143238 A1 EP0143238 A1 EP 0143238A1
Authority
EP
European Patent Office
Prior art keywords
piston
pressure medium
medium chamber
pressure
space
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.)
Granted
Application number
EP84111140A
Other languages
German (de)
English (en)
Other versions
EP0143238B1 (fr
Inventor
K.-H. Brinkmann
Alfred Klatt
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.)
Wabco Westinghouse Fahrzeugbremsen GmbH
Original Assignee
Wabco Westinghouse Fahrzeugbremsen 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6212210&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0143238(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Wabco Westinghouse Fahrzeugbremsen GmbH filed Critical Wabco Westinghouse Fahrzeugbremsen GmbH
Priority to AT84111140T priority Critical patent/ATE28763T1/de
Publication of EP0143238A1 publication Critical patent/EP0143238A1/fr
Application granted granted Critical
Publication of EP0143238B1 publication Critical patent/EP0143238B1/fr
Expired legal-status Critical Current

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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
    • F15B11/006—Hydraulic "Wheatstone bridge" circuits, i.e. with four nodes, P-A-T-B, and on-off or proportional valves in each link
    • 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
    • F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
    • F15B11/12—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor providing distinct intermediate positions; with step-by-step action
    • F15B11/121—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor providing distinct intermediate positions; with step-by-step action providing distinct intermediate positions
    • F15B11/123—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor providing distinct intermediate positions; with step-by-step action providing distinct intermediate positions by means of actuators with fluid-operated stops
EP84111140A 1983-10-19 1984-09-19 Cylindre d'actionnement à trois positions Expired EP0143238B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT84111140T ATE28763T1 (de) 1983-10-19 1984-09-19 Arbeitszylinder mit drei stellungen.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3337969 1983-10-19
DE19833337969 DE3337969A1 (de) 1983-10-19 1983-10-19 Arbeitszylinder mit drei stellungen

Publications (2)

Publication Number Publication Date
EP0143238A1 true EP0143238A1 (fr) 1985-06-05
EP0143238B1 EP0143238B1 (fr) 1987-08-05

Family

ID=6212210

Family Applications (1)

Application Number Title Priority Date Filing Date
EP84111140A Expired EP0143238B1 (fr) 1983-10-19 1984-09-19 Cylindre d'actionnement à trois positions

Country Status (3)

Country Link
EP (1) EP0143238B1 (fr)
AT (1) ATE28763T1 (fr)
DE (2) DE3337969A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2290263A3 (fr) * 2009-08-31 2011-04-13 ZF Friedrichshafen AG Procédé de synchronisation, servomoteur et dispositif de couplage doté d'un servomoteur
WO2017137321A1 (fr) * 2016-02-11 2017-08-17 Voith Patent Gmbh Dispositif de changement de vitesse pour une transmission

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9622893D0 (en) * 1996-11-02 1997-01-08 Lucas Ind Plc Piston actuator
AT407661B (de) * 1998-08-04 2001-05-25 Hygrama Ag Druckmittelzylinder, weichenventil und druckmittelbetätigte arbeitseinheit

Citations (3)

* 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
US2604878A (en) * 1948-01-03 1952-07-29 Westinghouse Air Brake Co Fluid pressure motor
DE1576175B1 (de) * 1966-11-15 1971-12-23 Barkas Werke Veb Druckmittelbetaetigter Arbeitszylinder mit zweiseitiger Beaufschlagung,insbesondere fuer die Schaltung von Getrieben fuer Motorfahrzeuge

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE414527B (sv) * 1978-11-07 1980-08-04 Volvo Ab Cylinder med tvastegsrorelse, speciellt en svetscylinder
GB2042079B (en) * 1979-02-03 1983-01-12 Ford A T Stroke variation relay device
DE8105898U1 (de) * 1981-03-02 1982-04-08 Leibfried Maschinenbau Gmbh, 7033 Herrenberg Kolben-Zylinder-Aggregat
HU187363B (en) * 1981-04-16 1985-12-28 Autoipari Kutato Intezet Pneumatic working cylinder woth four piston particularly for stage selector mechanism of motor vehicle
HU187364B (en) * 1981-04-16 1985-12-28 Autoipari Kutato Intezet Pneumatic three-position working cylinder particularly for stageslector mechanism of motor vehicle

Patent Citations (3)

* 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
US2604878A (en) * 1948-01-03 1952-07-29 Westinghouse Air Brake Co Fluid pressure motor
DE1576175B1 (de) * 1966-11-15 1971-12-23 Barkas Werke Veb Druckmittelbetaetigter Arbeitszylinder mit zweiseitiger Beaufschlagung,insbesondere fuer die Schaltung von Getrieben fuer Motorfahrzeuge

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2290263A3 (fr) * 2009-08-31 2011-04-13 ZF Friedrichshafen AG Procédé de synchronisation, servomoteur et dispositif de couplage doté d'un servomoteur
WO2017137321A1 (fr) * 2016-02-11 2017-08-17 Voith Patent Gmbh Dispositif de changement de vitesse pour une transmission

Also Published As

Publication number Publication date
EP0143238B1 (fr) 1987-08-05
DE3465210D1 (en) 1987-09-10
DE3337969C2 (fr) 1992-07-16
DE3337969A1 (de) 1985-05-02
ATE28763T1 (de) 1987-08-15

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