IT1207907B - Valvola perfezionata a sbloccaggiooleodinamico bilanciata in particolare per consentire comandi in serie ad elevata pressione a piu azionatori idraulici - Google Patents

Valvola perfezionata a sbloccaggiooleodinamico bilanciata in particolare per consentire comandi in serie ad elevata pressione a piu azionatori idraulici

Info

Publication number
IT1207907B
IT1207907B IT4008679A IT4008679A IT1207907B IT 1207907 B IT1207907 B IT 1207907B IT 4008679 A IT4008679 A IT 4008679A IT 4008679 A IT4008679 A IT 4008679A IT 1207907 B IT1207907 B IT 1207907B
Authority
IT
Italy
Prior art keywords
balanced
high pressure
allow high
hydraulic
pressure series
Prior art date
Application number
IT4008679A
Other languages
English (en)
Other versions
IT7940086A0 (it
Original Assignee
Oil Control Spa
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 Oil Control Spa filed Critical Oil Control Spa
Priority to IT4008679A priority Critical patent/IT1207907B/it
Publication of IT7940086A0 publication Critical patent/IT7940086A0/it
Priority to US06/166,829 priority patent/US4323095A/en
Priority to EP19800830048 priority patent/EP0022755B1/en
Priority to DE8080830048T priority patent/DE3069966D1/de
Application granted granted Critical
Publication of IT1207907B publication Critical patent/IT1207907B/it

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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2708—Plural sensors
    • Y10T137/271—For single valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
IT4008679A 1979-07-11 1979-07-11 Valvola perfezionata a sbloccaggiooleodinamico bilanciata in particolare per consentire comandi in serie ad elevata pressione a piu azionatori idraulici IT1207907B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT4008679A IT1207907B (it) 1979-07-11 1979-07-11 Valvola perfezionata a sbloccaggiooleodinamico bilanciata in particolare per consentire comandi in serie ad elevata pressione a piu azionatori idraulici
US06/166,829 US4323095A (en) 1979-07-11 1980-07-08 Balanced valve with unidirectional oleo-dynamic unlocking, in particular to allow a number of hydraulic actuators to be series controlled at high pressure
EP19800830048 EP0022755B1 (en) 1979-07-11 1980-07-11 Load control and holding valve
DE8080830048T DE3069966D1 (en) 1979-07-11 1980-07-11 Load control and holding valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT4008679A IT1207907B (it) 1979-07-11 1979-07-11 Valvola perfezionata a sbloccaggiooleodinamico bilanciata in particolare per consentire comandi in serie ad elevata pressione a piu azionatori idraulici

Publications (2)

Publication Number Publication Date
IT7940086A0 IT7940086A0 (it) 1979-07-11
IT1207907B true IT1207907B (it) 1989-06-01

Family

ID=11247860

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4008679A IT1207907B (it) 1979-07-11 1979-07-11 Valvola perfezionata a sbloccaggiooleodinamico bilanciata in particolare per consentire comandi in serie ad elevata pressione a piu azionatori idraulici

Country Status (4)

Country Link
US (1) US4323095A (it)
EP (1) EP0022755B1 (it)
DE (1) DE3069966D1 (it)
IT (1) IT1207907B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4470339A (en) * 1979-11-09 1984-09-11 Bennes Marrel Braking valve for hydraulic circuits
US4624445A (en) * 1985-09-03 1986-11-25 The Cessna Aircraft Company Lockout valve
DE4021347A1 (de) * 1990-07-05 1992-01-16 Heilmeier & Weinlein Hydraulische steuervorrichtung
JPH0471801U (it) * 1990-10-26 1992-06-25
DE4105459A1 (de) * 1991-02-21 1992-08-27 Heilmeier & Weinlein Hydraulische steuervorrichtung
KR100305742B1 (ko) * 1996-05-25 2001-11-30 토니헬샴 중장비의재생장치
DE20314232U1 (de) * 2003-08-27 2004-10-21 Bucher Hydraulics Ag, Neuheim Hydraulisch gesteuertes Ventil

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB968583A (en) * 1960-01-22 1964-09-02 Automotive Prod Co Ltd Improvements in and relating to valves for liquid pressure control systems
DE1175850B (de) * 1963-10-19 1964-08-13 Demag Baggerfabrik G M B H Verfahren zum Steuern eines Senkbremsventils fuer hydrostatische Antriebe von Hubgeraeten
US3266381A (en) * 1964-12-14 1966-08-16 Gen Motors Corp Control valve for vehicle closure operator system
US3500721A (en) * 1968-07-23 1970-03-17 Eaton Yale & Towne Hydraulic control for two hydraulic motors
DE1943090A1 (de) * 1969-08-25 1971-03-04 Ilie Chivari Einrichtung zur lastunabhaengigen Geschwindigkeitsregelung eines Fluidmotors
DE2036547C3 (de) * 1970-07-23 1973-10-31 Fried. Krupp Gmbh, 4300 Essen Brems und Sperreinrichtung fur em hydrostatisches Triebwerk
DE2424973C3 (de) * 1974-05-22 1980-01-31 Montan-Hydraulik Gmbh & Co Kg, 4755 Holzwickede Einrichtung zum Steuern von Hydroantrieben
DE2536106A1 (de) * 1975-08-13 1977-02-24 Hubert Odenthal Lastabsicherungsventil

Also Published As

Publication number Publication date
IT7940086A0 (it) 1979-07-11
US4323095A (en) 1982-04-06
EP0022755A1 (en) 1981-01-21
EP0022755B1 (en) 1985-01-16
DE3069966D1 (en) 1985-02-28

Similar Documents

Publication Publication Date Title
BR7907691A (pt) Aperfeicoamento em um acoplamento hidraulico,e,grampo para entrefechar acoplamentos hidraulicos
IT1244829B (it) Valvola idraulica a rocchetto a forza bilanciata.
NO884962D0 (no) Trykkutlignet hydraulisk kopling med metalltetninger.
IT1205864B (it) Giunto idraulico a disinnesto rapido con attuatore bloccabile per valvola
ES269684Y (es) Un piston adaptado para ser utilizado en una instalacion neumatica, hidraulica o hidroneumatica.
DE68906851D1 (de) Hydraulisches pilotventil.
IT1207907B (it) Valvola perfezionata a sbloccaggiooleodinamico bilanciata in particolare per consentire comandi in serie ad elevata pressione a piu azionatori idraulici
MX147967A (es) Mejoras a metodo para contriur una valvula para frenos hidraulicos de accionamiento reforzado
JPS5626695A (en) Multicylinder hydraulic pressure press
BR8008968A (pt) Conversor de pressao para freios hidraulicos, particularmente para tratores
AU545250B2 (en) Hydraulic piston cylinder device with a valve element
IT8548346A0 (it) Intensificatore di pressione idraulica a cilindrata variabile,in particolare per aeromobili
DK240377A (da) Ventilindretning for en enkeltvirkende hydraulisk cylinder
FR2569786B1 (fr) Distributeur hydraulique haute pression, a generateur de pression de pilotage
ATA789178A (de) Hydraulische schwingungsbremse, insbesondere zum einsatz in kernkraftwerken
IT8025943A0 (it) Accumulatore a bassa pressione dibasso costo e metodo per la sua fabbricazione.
BR7907811A (pt) Valvula hidraulica
GB1275907A (en) Improved press
DE68907471D1 (de) Elektromagnetische regelungsvorrichtung zum veraendern der lenkkraft in einer hydraulischen servolenkvorrichtung.
ATA499174A (de) Hydraulisches betatigungsorgan mit vorsteuerventil
DE68900600D1 (de) Hydraulischer bremskreis mit druckausgleichsventil.
FI791170A7 (fi) Laite, jolla säädetään useilla hydraulisylintereillä varustettu laite.
FI884853A7 (fi) Hydraulisylinteri, jossa on sisäänrakennettu männän asemanosoitin
YU319080A (en) Device to control the rate of a piston in a hydraulic cylinder,particularly for artillery tools
ES296386Y (es) Perfeccionamientos en una matriz para el estirado de tubos