JPS5066672A - - Google Patents

Info

Publication number
JPS5066672A
JPS5066672A JP49119471A JP11947174A JPS5066672A JP S5066672 A JPS5066672 A JP S5066672A JP 49119471 A JP49119471 A JP 49119471A JP 11947174 A JP11947174 A JP 11947174A JP S5066672 A JPS5066672 A JP S5066672A
Authority
JP
Japan
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.)
Pending
Application number
JP49119471A
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 filed Critical
Publication of JPS5066672A publication Critical patent/JPS5066672A/ja
Pending 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
    • F15B13/16—Special measures for feedback, e.g. by a follow-up device
    • 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
    • F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
    • F15B13/043—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves
    • F15B13/0435—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves the pilot valves being sliding 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
    • Y10T137/2278—Pressure modulating relays or followers
    • Y10T137/2409—With counter-balancing pressure feedback to the modulating device
    • 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
    • Y10T137/8659—Variable orifice-type modulator
    • Y10T137/86598—Opposed orifices; interposed modulator

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)
JP49119471A 1973-10-18 1974-10-18 Pending JPS5066672A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US407746A US3899002A (en) 1973-10-18 1973-10-18 Open center, pressure demand flow control valve

Publications (1)

Publication Number Publication Date
JPS5066672A true JPS5066672A (ja) 1975-06-05

Family

ID=23613355

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49119471A Pending JPS5066672A (ja) 1973-10-18 1974-10-18

Country Status (2)

Country Link
US (1) US3899002A (ja)
JP (1) JPS5066672A (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3943957A (en) * 1975-03-17 1976-03-16 Sanders Associates, Inc. Flow control valve with internal rate of flow feedback
US4253603A (en) * 1979-01-19 1981-03-03 Woodward Governor Company Temperature responsive control apparatus
GB9105596D0 (en) * 1991-03-16 1991-05-01 Moog Inc Servovalves
DE102004038380B4 (de) * 2004-08-06 2013-04-04 Bosch Rexroth Aktiengesellschaft Pilotventil, insbesondere für Servoventile
US20100292631A1 (en) * 2006-06-16 2010-11-18 Opto Global Holdings Pty Ltd. Control flow device
PL3536980T3 (pl) * 2018-03-08 2023-04-17 Hamilton Sundstrand Corporation Korpus zaworu do serwozaworu

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2445544A (en) * 1945-02-16 1948-07-20 Bendix Aviat Corp Flow-regulating valve
US2781049A (en) * 1951-12-29 1957-02-12 Gen Electric Liquid flow control valve system
US2789576A (en) * 1955-08-22 1957-04-23 Mitchell Co John E Hydraulic valve for constant speed control
US2962002A (en) * 1956-04-10 1960-11-29 Sanders Associates Inc Two-stage hydraulic servo valve
US2984251A (en) * 1957-12-23 1961-05-16 Lear Inc Pressure regulator
US3009447A (en) * 1959-06-19 1961-11-21 Westinghouse Electric Corp Pressure and velocity feedback servo valve
US3223104A (en) * 1959-08-31 1965-12-14 Weston Hydraulics Ltd Electro-hydraulic servo valve
JPS4838579B1 (ja) * 1970-12-18 1973-11-19

Also Published As

Publication number Publication date
US3899002A (en) 1975-08-12
AU7373374A (en) 1976-04-01

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