FR2243355A1 - Controller for adjusting cylinder - with pressure medium drive, uses two or more phase-modulated control valves - Google Patents

Controller for adjusting cylinder - with pressure medium drive, uses two or more phase-modulated control valves

Info

Publication number
FR2243355A1
FR2243355A1 FR7430936A FR7430936A FR2243355A1 FR 2243355 A1 FR2243355 A1 FR 2243355A1 FR 7430936 A FR7430936 A FR 7430936A FR 7430936 A FR7430936 A FR 7430936A FR 2243355 A1 FR2243355 A1 FR 2243355A1
Authority
FR
France
Prior art keywords
controller
phase
valves
adjusting cylinder
control valves
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
FR7430936A
Other languages
English (en)
Other versions
FR2243355B3 (fr
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch 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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of FR2243355A1 publication Critical patent/FR2243355A1/fr
Application granted granted Critical
Publication of FR2243355B3 publication Critical patent/FR2243355B3/fr
Granted 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
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/08—Servomotor systems incorporating electrically operated control means
    • F15B21/087—Control strategy, e.g. with block diagram

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Presses (AREA)
  • Servomotors (AREA)
FR7430936A 1973-09-12 1974-09-12 Controller for adjusting cylinder - with pressure medium drive, uses two or more phase-modulated control valves Granted FR2243355A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732345845 DE2345845A1 (de) 1973-09-12 1973-09-12 Einrichtung zum steuern eines hydrozylinders

Publications (2)

Publication Number Publication Date
FR2243355A1 true FR2243355A1 (en) 1975-04-04
FR2243355B3 FR2243355B3 (fr) 1977-06-17

Family

ID=5892275

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7430936A Granted FR2243355A1 (en) 1973-09-12 1974-09-12 Controller for adjusting cylinder - with pressure medium drive, uses two or more phase-modulated control valves

Country Status (3)

Country Link
JP (1) JPS5055778A (fr)
DE (1) DE2345845A1 (fr)
FR (1) FR2243355A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0077598A1 (fr) * 1979-04-05 1983-04-27 The Bendix Corporation Vérin doseur électrohydraulique
WO2009126893A1 (fr) * 2008-04-11 2009-10-15 Eaton Corporation Système hydraulique comprenant une pompe à cylindrée fixe pour commander des charges variables multiples et procédé de fonctionnement correspondant

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4386553A (en) * 1980-10-27 1983-06-07 The Bendix Corporation Control system for doser actuator
DE3104704C2 (de) * 1981-02-10 1994-07-21 Per Henrik Goesta Nystroem Servovorrichtung zur Regelung der Stellung eines Kolbens eines Hydraulikzylinders
US4416187A (en) * 1981-02-10 1983-11-22 Nystroem Per H G On-off valve fluid governed servosystem
NO163978C (no) * 1985-07-17 1990-08-15 Trallfa Robot Abb As Fremgangsmaate og anordning for aa regulere en fluidstroem til en hydraulisk eller pneumatisk drivanordning.
DE3709211A1 (de) * 1987-03-20 1988-10-06 Wabco Westinghouse Steuerung Einrichtung zur steuerung des kolbens eines arbeitszylinders

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0077598A1 (fr) * 1979-04-05 1983-04-27 The Bendix Corporation Vérin doseur électrohydraulique
WO2009126893A1 (fr) * 2008-04-11 2009-10-15 Eaton Corporation Système hydraulique comprenant une pompe à cylindrée fixe pour commander des charges variables multiples et procédé de fonctionnement correspondant
US8226370B2 (en) 2008-04-11 2012-07-24 Eaton Corporation Hydraulic system and method for controlling valve phasing
US8434302B2 (en) 2008-04-11 2013-05-07 Eaton Corporation Hydraulic system including open loop and closed loop valve control schemes
US8474364B2 (en) 2008-04-11 2013-07-02 Eaton Corporation Hydraulic system including priority based valve sequencing
US8505291B2 (en) 2008-04-11 2013-08-13 Eaton Corporation Hydraulic system having load sensing capabilities
US9097268B2 (en) 2008-04-11 2015-08-04 Eaton Corporation Hydraulic system including priority based valve sequencing

Also Published As

Publication number Publication date
JPS5055778A (fr) 1975-05-16
DE2345845A1 (de) 1975-03-20
FR2243355B3 (fr) 1977-06-17

Similar Documents

Publication Publication Date Title
GB1027184A (en) Hydraulic forming press
GB1338864A (en) Air pressure actuator
GB1378378A (en) Hydraulic control valve
DE3781244D1 (de) Zieheinrichtung fuer eine presse.
ES427808A1 (es) Perfeccionamientos relativos a mecanismos de impulsion paraprensas.
GB1036498A (en) Fluid power cylinder
FR2243355A1 (en) Controller for adjusting cylinder - with pressure medium drive, uses two or more phase-modulated control valves
FR2450965A1 (fr) Dispositif de freinage final du piston moteur d'un cylindre a double effet
ES2043923T3 (es) Dispositivo de mando hidraulico para el mando de accionamiento de un cilindro hidraulico de doble efecto.
JPS6412103A (en) Electrohydraulic type adjustor
FR2086484A1 (en) Multi plunger speed pressure die casting plant
ES456312A1 (es) Perfeccionamientos introducidos en una prensa hidraulica.
GB1500939A (en) Fluid operated motor
GB1389753A (en) Electro-mechanical lifting appliance
GB1372640A (en) Overload protective device for presses
FR2265162A1 (en) Remote control system for lorry mounted crane - uses potentiometer and position comparison signals
GB1286691A (en) Hydraulic pressure control valve having hydraulic or pneumatic variable stroke actuator means
FR2449215A1 (fr) Verin hydraulique a double effet, notamment pour la commande d'un portail
GB1438199A (fr)
GB1332617A (en) Control slide valve for a hydraulic servo motor
ES423944A1 (es) Perfeccionamientos en los sistemas para invertir la marcha de un embolo de trabajo.
FR2264998A1 (en) Variable output pneumatic train brake - with double piston for feedback control release between small pressure steps
ES389284A1 (es) Perfeccionamientos en motores de explosion, con mecanismo de accionamiento hidrostatico.
GB1295725A (fr)
GB679920A (en) Hydraulic drive systems for walking beam conveyors

Legal Events

Date Code Title Description
ST Notification of lapse