SE8400267D0 - Ventil - Google Patents

Ventil

Info

Publication number
SE8400267D0
SE8400267D0 SE8400267A SE8400267A SE8400267D0 SE 8400267 D0 SE8400267 D0 SE 8400267D0 SE 8400267 A SE8400267 A SE 8400267A SE 8400267 A SE8400267 A SE 8400267A SE 8400267 D0 SE8400267 D0 SE 8400267D0
Authority
SE
Sweden
Prior art keywords
valve
stage
valve member
separate
modulated
Prior art date
Application number
SE8400267A
Other languages
English (en)
Other versions
SE459356B (sv
SE8400267L (sv
Inventor
W R Anderson
Original Assignee
Sundstrand Corp
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 Sundstrand Corp filed Critical Sundstrand Corp
Publication of SE8400267D0 publication Critical patent/SE8400267D0/sv
Publication of SE8400267L publication Critical patent/SE8400267L/sv
Publication of SE459356B publication Critical patent/SE459356B/sv

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
    • F15B13/0401—Valve members; Fluid interconnections therefor
    • F15B13/0402—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool 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
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/86582—Pilot-actuated
    • Y10T137/86614—Electric
    • 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
    • Y10T137/87193—Pilot-actuated

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Servomotors (AREA)
  • Fluid-Driven Valves (AREA)
  • Multiple-Way Valves (AREA)
  • Control Of Fluid Pressure (AREA)
SE8400267A 1983-02-28 1984-01-20 Foerstaerkningsventil foer en tvaastegs hydraulisk floedesregulator SE459356B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/470,891 US4537220A (en) 1983-02-28 1983-02-28 Two member boost stage valve for a hydraulic control

Publications (3)

Publication Number Publication Date
SE8400267D0 true SE8400267D0 (sv) 1984-01-20
SE8400267L SE8400267L (sv) 1984-08-29
SE459356B SE459356B (sv) 1989-06-26

Family

ID=23869484

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8400267A SE459356B (sv) 1983-02-28 1984-01-20 Foerstaerkningsventil foer en tvaastegs hydraulisk floedesregulator

Country Status (9)

Country Link
US (1) US4537220A (sv)
JP (1) JPS59164403A (sv)
AU (1) AU545487B2 (sv)
CA (1) CA1217406A (sv)
DE (1) DE3402508A1 (sv)
FR (1) FR2541736B1 (sv)
GB (1) GB2136161B (sv)
IT (1) IT1180670B (sv)
SE (1) SE459356B (sv)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4640309A (en) * 1983-06-29 1987-02-03 Parker Hannifin Corporation Pilot operated poppet valve with speed control
AT386054B (de) * 1985-09-06 1988-06-27 Vni I Pk I Promy Gidroprivodov Elektrohydraulischer verstaerker-umformer
US4836089A (en) * 1987-10-16 1989-06-06 Allied-Signal Inc. Series spool pressure regulator arrangement for a double-acting hydraulic actuator
US5317953A (en) * 1992-05-26 1994-06-07 Earth Tool Corporation Neutral-centering valve control system
WO1994010457A1 (en) * 1992-10-30 1994-05-11 Bw/Ip International, Inc. Pressure control valve for a hydraulic actuator
FI100677B (sv) * 1996-09-13 1998-01-30 Multilift Oy Förfarande för reglering av rörelsehastigheten av hydrauliskt driven m askin, drivsystem av hydrauliskt driven maskin och regleringsanordning
GB2335511B (en) * 1998-03-20 2002-01-30 Aeroquip Vickers Ltd Hydraulic control means
US6467496B2 (en) 2000-12-04 2002-10-22 Sauer-Danfoss Inc. Single-adjustment, dual-null pressure setting for an electrohydraulic valve pilot stage
US6460558B2 (en) 2000-12-04 2002-10-08 Sauer-Danfoss, Inc. Pilot stage or pressure control pilot valve having a single armature/flapper
DE102004050294B3 (de) * 2004-10-15 2006-04-27 Sauer-Danfoss Aps Hydraulische Ventilanordnung
DE102015218576B4 (de) 2015-09-28 2022-03-31 Danfoss Power Solutions Gmbh & Co. Ohg Steuereinheit
JP6953958B2 (ja) * 2017-09-27 2021-10-27 コベルコ建機株式会社 油圧パイロットバルブ

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB807917A (en) * 1954-03-17 1959-01-21 Sperry Gyroscope Co Ltd Control systems for aircraft
US2880708A (en) * 1954-11-22 1959-04-07 Sanders Associates Inc Balanced pressure-regulating hydraulic servo valve
US2931343A (en) * 1956-02-13 1960-04-05 Moog Servocontrols Inc Electro-hydraulic servo valve with pressure repeating power amplification
US3064627A (en) * 1959-03-23 1962-11-20 Bell Aerospace Corp Derivative load pressure feedback
NL255263A (sv) * 1959-08-31
DE1206610B (de) * 1962-05-26 1965-12-09 Karl Marx Stadt Ind Werke Vorrichtung zur Regelung der Durchflussmenge in entgegengesetzten Stroemungsrichtungen
GB1011523A (en) * 1962-07-30 1965-12-01 Weston Hydraulics Ltd Electromagnet for operating fluid valves
US3405727A (en) * 1964-06-29 1968-10-15 Pneumo Dynamics Corp Fluid control valve with feedback
US3411536A (en) * 1966-07-06 1968-11-19 Koehring Co Pilot operated control valve mechanism
US3771424A (en) * 1968-03-13 1973-11-13 Caterpillar Tractor Co Hydraulic flow amplifier valve
US3580281A (en) * 1969-10-07 1971-05-25 Sanders Associates Inc Control valve
GB1353044A (en) * 1970-09-10 1974-05-15 Taylor W W Servomechanism
US3841345A (en) * 1971-07-19 1974-10-15 Caterpillar Tractor Co Pilot operated control valve
DE2150755C3 (de) * 1971-10-12 1975-05-07 Indramat Gesellschaft Fuer Industrie- Rationalisierung Und Automatisierung Mbh, 8770 Lohr Steuerbares Druckminderventil
US3854382A (en) * 1973-06-20 1974-12-17 Sperry Rand Ltd Hydraulic actuator controls
DD115956A1 (sv) * 1974-03-26 1975-10-20
JPS6035564B2 (ja) * 1974-10-21 1985-08-15 油研工業株式会社 液圧制御弁装置
JPS5151680A (ja) * 1974-10-31 1976-05-07 Tokico Ltd Saaboben
JPS5263573A (en) * 1975-11-18 1977-05-26 Fujikoshi Kk Electroohydraulic pressure control valve
US4145957A (en) * 1977-09-16 1979-03-27 Owatonna Tool Company Pilot-operated valve structure
US4368750A (en) * 1978-04-28 1983-01-18 Sundstrand Corporation Ball-type feedback motor for servovalves
GB2076182B (en) * 1980-04-30 1983-09-28 Chubb Fire Security Ltd Fluid control valve
ZA812646B (en) * 1980-04-30 1982-04-28 Chubb Fire Security Ltd Hydraulic control system
US4362182A (en) * 1981-01-14 1982-12-07 Sundstrand Corporation Nozzle force feedback for pilot stage flapper

Also Published As

Publication number Publication date
IT1180670B (it) 1987-09-23
GB2136161A (en) 1984-09-12
GB2136161B (en) 1985-10-30
FR2541736A1 (fr) 1984-08-31
CA1217406A (en) 1987-02-03
DE3402508A1 (de) 1984-08-30
SE459356B (sv) 1989-06-26
FR2541736B1 (fr) 1988-10-14
SE8400267L (sv) 1984-08-29
JPS59164403A (ja) 1984-09-17
GB8404785D0 (en) 1984-03-28
AU545487B2 (en) 1985-07-18
AU2442084A (en) 1984-09-06
US4537220A (en) 1985-08-27
IT8447750A0 (it) 1984-02-24

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