IT1114641B - Valvola di controllo e di direzione sensibile al carico - Google Patents

Valvola di controllo e di direzione sensibile al carico

Info

Publication number
IT1114641B
IT1114641B IT26116/77A IT2611677A IT1114641B IT 1114641 B IT1114641 B IT 1114641B IT 26116/77 A IT26116/77 A IT 26116/77A IT 2611677 A IT2611677 A IT 2611677A IT 1114641 B IT1114641 B IT 1114641B
Authority
IT
Italy
Prior art keywords
direction valve
sensitive control
load sensitive
load
valve
Prior art date
Application number
IT26116/77A
Other languages
English (en)
Original Assignee
Budzich Tadeusz
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
Priority claimed from US05/709,205 external-priority patent/US4122677A/en
Application filed by Budzich Tadeusz filed Critical Budzich Tadeusz
Application granted granted Critical
Publication of IT1114641B publication Critical patent/IT1114641B/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
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/0416—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor with means or adapted for load sensing
    • F15B13/0417—Load sensing elements; Internal fluid connections therefor; Anti-saturation or pressure-compensation 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
    • Y10T137/8593—Systems
    • Y10T137/87169—Supply and exhaust
    • Y10T137/87177—With bypass
    • Y10T137/87185—Controlled by supply or exhaust valve
    • 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
    • Y10T137/8593—Systems
    • Y10T137/87169—Supply and exhaust
    • Y10T137/87233—Biased exhaust valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
IT26116/77A 1976-07-27 1977-07-26 Valvola di controllo e di direzione sensibile al carico IT1114641B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/709,205 US4122677A (en) 1975-03-19 1976-07-27 Load responsive valve assemblies

Publications (1)

Publication Number Publication Date
IT1114641B true IT1114641B (it) 1986-01-27

Family

ID=24848895

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26116/77A IT1114641B (it) 1976-07-27 1977-07-26 Valvola di controllo e di direzione sensibile al carico

Country Status (7)

Country Link
US (1) US4089346A (it)
JP (1) JPS5316174A (it)
CA (1) CA1056693A (it)
DE (1) DE2733655A1 (it)
FR (1) FR2360004A1 (it)
GB (1) GB1560444A (it)
IT (1) IT1114641B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2408743A1 (fr) * 1977-11-15 1979-06-08 Budzich Tadeusz Soupapes de reglage d'un fluide repondant a une charge
US4147034A (en) * 1978-04-19 1979-04-03 Caterpillar Tractor Co. Hydraulic system with priority control
US4214446A (en) * 1979-01-22 1980-07-29 International Harvester Company Pressure-flow compensated hydraulic priority system providing signals controlling priority valve
JPS5614605A (en) * 1979-07-12 1981-02-12 Hitachi Constr Mach Co Ltd Hydraulic driving method and system for actuator
JPS5620803A (en) * 1979-07-27 1981-02-26 Daikin Ind Ltd Hydraulic circuit
WO1983000728A1 (en) * 1981-08-20 1983-03-03 Tadeusz Budzich Load responsive fluid control valve
US4416189A (en) * 1982-06-21 1983-11-22 Caterpillar Tractor Co. Fully compensated fluid control valve
CA1246425A (en) * 1984-02-13 1988-12-13 Raud A. Wilke Post-pressure-compensated unitary hydraulic valve
DE3446945C2 (de) * 1984-12-21 1994-12-22 Rexroth Mannesmann Gmbh Wegeventil mit eingebautem vorgesteuerten Stromregelventil
DK179314B1 (en) * 2017-02-08 2018-04-30 Steeper Energy Aps Pressurization system for high pressure treatment system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3470694A (en) * 1968-04-30 1969-10-07 Weatherhead Co Flow proportional valve for load responsive system
US3744517A (en) * 1971-09-30 1973-07-10 Budzich Tadeusz Load responsive fluid control valves
US3882896A (en) * 1971-09-30 1975-05-13 Tadeusz Budzich Load responsive control valve
FR2173248B1 (it) * 1972-02-24 1978-02-03 Daikin Ind Ltd
US3984979A (en) * 1973-07-06 1976-10-12 Tadeusz Budzich Load responsive fluid control valves
US4020867A (en) * 1974-08-26 1977-05-03 Nisshin Sangyo Kabushiki Kaisha Multiple pressure compensated flow control valve device of parallel connection used with fixed displacement pump

Also Published As

Publication number Publication date
US4089346A (en) 1978-05-16
FR2360004B1 (it) 1984-05-11
FR2360004A1 (fr) 1978-02-24
GB1560444A (en) 1980-02-06
CA1056693A (en) 1979-06-19
JPS5316174A (en) 1978-02-14
DE2733655A1 (de) 1978-02-02

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