EP0379811A3 - Vorrichtung zur automatischen Wirkrichtungsumkehr eines doppeltwirkenden, hydraulischen Stellzylinders - Google Patents

Vorrichtung zur automatischen Wirkrichtungsumkehr eines doppeltwirkenden, hydraulischen Stellzylinders Download PDF

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Publication number
EP0379811A3
EP0379811A3 EP19890402942 EP89402942A EP0379811A3 EP 0379811 A3 EP0379811 A3 EP 0379811A3 EP 19890402942 EP19890402942 EP 19890402942 EP 89402942 A EP89402942 A EP 89402942A EP 0379811 A3 EP0379811 A3 EP 0379811A3
Authority
EP
European Patent Office
Prior art keywords
hydraulic cylinder
double acting
acting hydraulic
actuating direction
automatically swapping
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.)
Withdrawn
Application number
EP19890402942
Other languages
English (en)
French (fr)
Other versions
EP0379811A2 (de
Inventor
Louis Perret
Guy Gentilhomme
Jean-Paul Cadorel
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.)
HUARD SA
Original Assignee
HUARD SA
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 HUARD SA filed Critical HUARD SA
Publication of EP0379811A2 publication Critical patent/EP0379811A2/de
Publication of EP0379811A3 publication Critical patent/EP0379811A3/de
Withdrawn legal-status Critical Current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
    • F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
    • F15B11/15—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor with special provision for automatic return

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
EP19890402942 1989-01-25 1989-10-25 Vorrichtung zur automatischen Wirkrichtungsumkehr eines doppeltwirkenden, hydraulischen Stellzylinders Withdrawn EP0379811A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8900883A FR2642117B3 (fr) 1989-01-25 1989-01-25 Dispositif d'inversion automatique du sens de fonctionnement d'un verin hydraulique a double effet
FR8900883 1989-01-25

Publications (2)

Publication Number Publication Date
EP0379811A2 EP0379811A2 (de) 1990-08-01
EP0379811A3 true EP0379811A3 (de) 1991-10-23

Family

ID=9378073

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19890402942 Withdrawn EP0379811A3 (de) 1989-01-25 1989-10-25 Vorrichtung zur automatischen Wirkrichtungsumkehr eines doppeltwirkenden, hydraulischen Stellzylinders

Country Status (2)

Country Link
EP (1) EP0379811A3 (de)
FR (1) FR2642117B3 (de)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984004786A1 (en) * 1983-05-21 1984-12-06 Massey Ferguson Gmbh Fluid pressure system and valve therefor
EP0130879A1 (de) * 1983-06-29 1985-01-09 Applied Power Inc. Vorrichtung zur automatischen Umkehr von doppelt wirkenden Hydraulikzylindern, ausgelöst durch eine einfach oder doppelt wirkende Steuerung
DE3502021C1 (de) * 1985-01-23 1986-03-13 Integral Hydraulik & Co, 4000 Düsseldorf Umsteuereinrichtung
DE3611710C1 (en) * 1986-04-08 1987-07-30 Integral Hydraulik Co Reversing device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984004786A1 (en) * 1983-05-21 1984-12-06 Massey Ferguson Gmbh Fluid pressure system and valve therefor
EP0130879A1 (de) * 1983-06-29 1985-01-09 Applied Power Inc. Vorrichtung zur automatischen Umkehr von doppelt wirkenden Hydraulikzylindern, ausgelöst durch eine einfach oder doppelt wirkende Steuerung
DE3502021C1 (de) * 1985-01-23 1986-03-13 Integral Hydraulik & Co, 4000 Düsseldorf Umsteuereinrichtung
DE3611710C1 (en) * 1986-04-08 1987-07-30 Integral Hydraulik Co Reversing device

Also Published As

Publication number Publication date
FR2642117A1 (fr) 1990-07-27
FR2642117B3 (fr) 1991-03-15
EP0379811A2 (de) 1990-08-01

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