FR2429345A1 - Dispositif a soupapes pour un consommateur hydraulique - Google Patents

Dispositif a soupapes pour un consommateur hydraulique

Info

Publication number
FR2429345A1
FR2429345A1 FR7915708A FR7915708A FR2429345A1 FR 2429345 A1 FR2429345 A1 FR 2429345A1 FR 7915708 A FR7915708 A FR 7915708A FR 7915708 A FR7915708 A FR 7915708A FR 2429345 A1 FR2429345 A1 FR 2429345A1
Authority
FR
France
Prior art keywords
valves
pressure relief
hydraulic jack
return
control valve
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
FR7915708A
Other languages
English (en)
Other versions
FR2429345B1 (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 FR2429345A1 publication Critical patent/FR2429345A1/fr
Application granted granted Critical
Publication of FR2429345B1 publication Critical patent/FR2429345B1/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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/01—Locking-valves or other detent i.e. load-holding devices
    • F15B13/015—Locking-valves or other detent i.e. load-holding devices using an enclosed pilot flow valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Check Valves (AREA)

Abstract

Dispositif utilisable entre une soupape de distribution et un vérin et comportant suivant le meme axe une soupape de limitation de pression et une soupape antiretour déblocable. Outre les raccordements 14 à 17, le dispositif comprend un manchon de soupape 31, un piston de décollage 27 portant un poussoir 28; un siège 30 pour l'élément de fermeture principal 81 présentant des trous à étranglement 66, une chambre de pression 38, un ressort 42 de soupape antiretour, une cheville 69 traversant une fente 71, un corps de soupape 63; un canal longitudinal 82, un collet 72, un épaulement 73, un ressort 46 de soupape de limitation de pression dans une chambre 83, un bouchon 48.
FR7915708A 1978-06-19 1979-06-19 Dispositif a soupapes pour un consommateur hydraulique Granted FR2429345A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782826610 DE2826610A1 (de) 1978-06-19 1978-06-19 Ventilanordnung fuer einen hydraulischen verbraucher

Publications (2)

Publication Number Publication Date
FR2429345A1 true FR2429345A1 (fr) 1980-01-18
FR2429345B1 FR2429345B1 (fr) 1985-03-01

Family

ID=6042035

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7915708A Granted FR2429345A1 (fr) 1978-06-19 1979-06-19 Dispositif a soupapes pour un consommateur hydraulique

Country Status (3)

Country Link
BE (1) BE877067A (fr)
DE (1) DE2826610A1 (fr)
FR (1) FR2429345A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0062705A1 (fr) * 1981-04-13 1982-10-20 Antonelli S.p.A. Dispositif de réglage de l'alimentation et de l'écoulement de l'huile sous pression dans les crics oléodynamiques servant à actionner les bras articulés des machines opératrices
WO1997032136A1 (fr) * 1996-02-28 1997-09-04 Beringer-Hydraulik Ag Soupape de frein a maintien de charge
WO2010127760A1 (fr) * 2009-05-04 2010-11-11 Robert Bosch Gmbh Soupape de retenue à réenclenchement, à soupape à limitation de pression intégrée

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4136286A1 (de) * 1991-11-04 1993-05-06 Mannesmann Rexroth Gmbh, 8770 Lohr, De Hydraulischer antrieb fuer die bewegungssteuerung eines stellgliedes, insbesondere fuer eine inkremental variable nockenwellenverstellung
DE4234742A1 (de) * 1992-10-15 1994-04-21 Deere & Co Ventileinheit
DE19639140B4 (de) * 1996-09-24 2008-09-11 Robert Bosch Gmbh Steuereinrichtung mit Sperrblock für eine doppeltwirkende Kolben-Zylinder-Einheit
DE19707722A1 (de) * 1996-11-11 1998-05-14 Rexroth Mannesmann Gmbh Ventilanordnung und Verfahren zur Ansteuerung einer derartigen Ventilanordnung
US6196247B1 (en) 1996-11-11 2001-03-06 Mannesmann Rexroth Ag Valve assembly and method for actuation of such a valve assembly

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2080364A5 (fr) * 1970-02-21 1971-11-12 Ver Flugtechnische Werke
FR2208079A1 (fr) * 1972-11-09 1974-06-21 Beringer Hydraulik Gmbh
DE2314590A1 (de) * 1973-03-23 1974-09-26 Parker Hannifin Corp Ventilanordnung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE929952C (de) * 1953-02-14 1955-07-07 Toussaint & Hess Gmbh Steuervorrichtung fuer einen einseitig beaufschlagbaren hydraulischen Arbeitskolben
SE365289B (fr) * 1972-02-25 1974-03-18 Nordhydraulic Ab
US3905279A (en) * 1973-09-13 1975-09-16 United Hydraulics Corp Piston and cylinder assembly with external mechanical lock
US3980095A (en) * 1975-02-10 1976-09-14 Mcavoy Dennis J Power transmission
DE2544579A1 (de) * 1975-10-04 1977-04-07 Buchholz Hydraulik Helmut Buch Sperrbremsventil
DE2559029C2 (de) * 1975-12-29 1985-10-31 Heilmeier & Weinlein Fabrik für Oel-Hydraulik GmbH & Co KG, 8000 München Bremsventil

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2080364A5 (fr) * 1970-02-21 1971-11-12 Ver Flugtechnische Werke
FR2208079A1 (fr) * 1972-11-09 1974-06-21 Beringer Hydraulik Gmbh
DE2314590A1 (de) * 1973-03-23 1974-09-26 Parker Hannifin Corp Ventilanordnung

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0062705A1 (fr) * 1981-04-13 1982-10-20 Antonelli S.p.A. Dispositif de réglage de l'alimentation et de l'écoulement de l'huile sous pression dans les crics oléodynamiques servant à actionner les bras articulés des machines opératrices
WO1997032136A1 (fr) * 1996-02-28 1997-09-04 Beringer-Hydraulik Ag Soupape de frein a maintien de charge
US6098647A (en) * 1996-02-28 2000-08-08 Beringer-Hydraulik Ag Load-holding brake valve
WO2010127760A1 (fr) * 2009-05-04 2010-11-11 Robert Bosch Gmbh Soupape de retenue à réenclenchement, à soupape à limitation de pression intégrée

Also Published As

Publication number Publication date
DE2826610A1 (de) 1980-01-03
BE877067A (fr) 1979-10-15
FR2429345B1 (fr) 1985-03-01

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Legal Events

Date Code Title Description
ST Notification of lapse