DE2439030A1 - Zweistufige stroemungsmengen-steuerventileinrichtung - Google Patents

Zweistufige stroemungsmengen-steuerventileinrichtung

Info

Publication number
DE2439030A1
DE2439030A1 DE2439030A DE2439030A DE2439030A1 DE 2439030 A1 DE2439030 A1 DE 2439030A1 DE 2439030 A DE2439030 A DE 2439030A DE 2439030 A DE2439030 A DE 2439030A DE 2439030 A1 DE2439030 A1 DE 2439030A1
Authority
DE
Germany
Prior art keywords
valve
stage
pressure
pressure medium
piston
Prior art date
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
DE2439030A
Other languages
German (de)
English (en)
Inventor
Paul F Hayner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lockheed Martin Corp
Original Assignee
Sanders Associates Inc
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 Sanders Associates Inc filed Critical Sanders Associates Inc
Publication of DE2439030A1 publication Critical patent/DE2439030A1/de
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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
    • F15B11/05—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed specially adapted to maintain constant speed, e.g. pressure-compensated, load-responsive
    • 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
    • F15B13/0438—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 of the nozzle-flapper type
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30525—Directional control valves, e.g. 4/3-directional control 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/329—Directional control characterised by the type of actuation actuated by fluid pressure
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/35—Directional control combined with flow control
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/405—Flow control characterised by the type of flow control means or 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41527—Flow control characterised by the connections of the flow control means in the circuit being connected to an output member and a directional control valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Measuring Volume Flow (AREA)
  • Servomotors (AREA)
  • Fluid-Pressure Circuits (AREA)
DE2439030A 1973-09-26 1973-08-14 Zweistufige stroemungsmengen-steuerventileinrichtung Pending DE2439030A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US40075273A 1973-09-26 1973-09-26

Publications (1)

Publication Number Publication Date
DE2439030A1 true DE2439030A1 (de) 1975-03-27

Family

ID=23584859

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2439030A Pending DE2439030A1 (de) 1973-09-26 1973-08-14 Zweistufige stroemungsmengen-steuerventileinrichtung

Country Status (3)

Country Link
JP (2) JPS5430076B2 (enrdf_load_stackoverflow)
AU (1) AU7175274A (enrdf_load_stackoverflow)
DE (1) DE2439030A1 (enrdf_load_stackoverflow)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2304848A1 (fr) * 1975-03-17 1976-10-15 Sanders Associates Inc Soupape de regulation de debit a flux de retroaction interne
EP0041247A3 (en) * 1980-06-03 1982-05-26 Backe, Wolfgang, Prof. Dr.-Ing. Pilot-operated device for load-independent flow control
US5549137A (en) * 1993-08-25 1996-08-27 Rosemount Inc. Valve positioner with pressure feedback, dynamic correction and diagnostics
WO2007132489A1 (en) * 2006-05-15 2007-11-22 Nem S.P.A. Hydraulic directional control valve with pressure compensating means
WO2007132488A1 (en) * 2006-05-15 2007-11-22 Nem S.P.A. A fluid flow distribution device and a plant for fluid flow distribution comprising the device
CN118208232A (zh) * 2024-05-21 2024-06-18 四川新华林自控科技有限公司 一种流体计量系统

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61201905A (ja) * 1985-03-06 1986-09-06 Taiyo Tekko Kk 流量制御装置
CN110477999B (zh) * 2019-08-29 2021-07-02 湖南瀚德微创医疗科技有限公司 一种输出恒定夹持力的手术夹钳

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3528288A (en) * 1965-10-05 1970-09-15 Cox Instr Fluid flow transducer system

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2304848A1 (fr) * 1975-03-17 1976-10-15 Sanders Associates Inc Soupape de regulation de debit a flux de retroaction interne
EP0041247A3 (en) * 1980-06-03 1982-05-26 Backe, Wolfgang, Prof. Dr.-Ing. Pilot-operated device for load-independent flow control
US5549137A (en) * 1993-08-25 1996-08-27 Rosemount Inc. Valve positioner with pressure feedback, dynamic correction and diagnostics
US5558115A (en) * 1993-08-25 1996-09-24 Rosemount Inc. Valve positioner with pressure feedback, dynamic correction and diagnostics
US5573032A (en) * 1993-08-25 1996-11-12 Rosemount Inc. Valve positioner with pressure feedback, dynamic correction and diagnostics
WO2007132489A1 (en) * 2006-05-15 2007-11-22 Nem S.P.A. Hydraulic directional control valve with pressure compensating means
WO2007132488A1 (en) * 2006-05-15 2007-11-22 Nem S.P.A. A fluid flow distribution device and a plant for fluid flow distribution comprising the device
CN118208232A (zh) * 2024-05-21 2024-06-18 四川新华林自控科技有限公司 一种流体计量系统

Also Published As

Publication number Publication date
AU7175274A (en) 1976-01-29
JPS5143166A (ja) 1976-04-13
JPS5430076B2 (enrdf_load_stackoverflow) 1979-09-27
JPS5059824A (enrdf_load_stackoverflow) 1975-05-23

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Legal Events

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