IT8740091A0 - Valvola di controllo del flusso per circuito idraulico prioritario di potenza - Google Patents

Valvola di controllo del flusso per circuito idraulico prioritario di potenza

Info

Publication number
IT8740091A0
IT8740091A0 IT8740091A IT4009187A IT8740091A0 IT 8740091 A0 IT8740091 A0 IT 8740091A0 IT 8740091 A IT8740091 A IT 8740091A IT 4009187 A IT4009187 A IT 4009187A IT 8740091 A0 IT8740091 A0 IT 8740091A0
Authority
IT
Italy
Prior art keywords
control valve
flow control
hydraulic circuit
power hydraulic
priority power
Prior art date
Application number
IT8740091A
Other languages
English (en)
Other versions
IT1213973B (it
Inventor
Giorgio Bedogni
Original Assignee
Oleostar Srl
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 Oleostar Srl filed Critical Oleostar Srl
Priority to IT8740091A priority Critical patent/IT1213973B/it
Publication of IT8740091A0 publication Critical patent/IT8740091A0/it
Priority to US07/211,097 priority patent/US4917138A/en
Priority to DE8888830260T priority patent/DE3876522T2/de
Priority to EP88830260A priority patent/EP0299928B1/en
Application granted granted Critical
Publication of IT1213973B publication Critical patent/IT1213973B/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
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/022—Flow-dividers; Priority valves
    • 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
    • Y10T137/2514—Self-proportioning flow systems
    • Y10T137/2521—Flow comparison or differential response
    • Y10T137/2524—Flow dividers [e.g., reversely acting controls]
    • 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
    • Y10T137/2559—Self-controlled branched flow systems
    • Y10T137/2574—Bypass or relief controlled by main line fluid condition
    • Y10T137/2579—Flow rate responsive
    • Y10T137/2587—Bypass or relief valve biased open

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
IT8740091A 1987-07-17 1987-07-17 Valvola di controllo del flusso per circuito idraulico prioritario di potenza IT1213973B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT8740091A IT1213973B (it) 1987-07-17 1987-07-17 Valvola di controllo del flusso per circuito idraulico prioritario di potenza
US07/211,097 US4917138A (en) 1987-07-17 1988-06-13 Priority flow control valve for hydraulic power circuits
DE8888830260T DE3876522T2 (de) 1987-07-17 1988-06-15 Vorrang-durchflussregelventil fuer hydraulische kraftkreislaeufe.
EP88830260A EP0299928B1 (en) 1987-07-17 1988-06-15 A priority flow control valve for hydraulic power circuits

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8740091A IT1213973B (it) 1987-07-17 1987-07-17 Valvola di controllo del flusso per circuito idraulico prioritario di potenza

Publications (2)

Publication Number Publication Date
IT8740091A0 true IT8740091A0 (it) 1987-07-17
IT1213973B IT1213973B (it) 1990-01-05

Family

ID=11247955

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8740091A IT1213973B (it) 1987-07-17 1987-07-17 Valvola di controllo del flusso per circuito idraulico prioritario di potenza

Country Status (4)

Country Link
US (1) US4917138A (it)
EP (1) EP0299928B1 (it)
DE (1) DE3876522T2 (it)
IT (1) IT1213973B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101839259B (zh) * 2009-03-18 2013-03-06 卢志刚 一种具有节流制动功能的二通方向型插装阀

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB437327A (en) * 1935-01-21 1935-10-28 Alexander Bannatyne Stewart La A relief valve device for maintaining constant pressure
US3508583A (en) * 1965-08-30 1970-04-28 Ford Motor Co Servo control valve
US3583422A (en) * 1967-10-19 1971-06-08 Zahnradfabrik Friedrichshafen Valve construction for controlled pressure buildup in fluid-operated brake or clutch
DE7410227U (de) * 1973-03-29 1974-06-27 Automotive Prod Ltd Druckmittelsteuerventil
DE2908018A1 (de) * 1979-03-01 1980-09-11 Barmag Barmer Maschf Hydraulische steuervorrichtung fuer lastunabhaengige durchflussregelung
JPS56127405U (it) * 1980-02-29 1981-09-28
FR2495269B1 (fr) * 1980-12-01 1985-11-08 Mac Valves Inc Distributeur pneumatique pilote
EP0100784B1 (de) * 1982-08-13 1986-11-20 Vickers Systems GmbH Druckbegrenzungsventil mit elektrisch einstellbarem Ansprechwert

Also Published As

Publication number Publication date
EP0299928A2 (en) 1989-01-18
IT1213973B (it) 1990-01-05
DE3876522T2 (de) 1993-04-15
US4917138A (en) 1990-04-17
EP0299928A3 (en) 1990-01-10
EP0299928B1 (en) 1992-12-09
DE3876522D1 (de) 1993-01-21

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960731