GB2046953B - Fluid flow control - Google Patents

Fluid flow control

Info

Publication number
GB2046953B
GB2046953B GB8007271A GB8007271A GB2046953B GB 2046953 B GB2046953 B GB 2046953B GB 8007271 A GB8007271 A GB 8007271A GB 8007271 A GB8007271 A GB 8007271A GB 2046953 B GB2046953 B GB 2046953B
Authority
GB
United Kingdom
Prior art keywords
fluid flow
flow control
fluid
control
flow
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.)
Expired
Application number
GB8007271A
Other versions
GB2046953A (en
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.)
Northrop Grumman Space and Mission Systems Corp
Original Assignee
TRW 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 TRW Inc filed Critical TRW Inc
Publication of GB2046953A publication Critical patent/GB2046953A/en
Application granted granted Critical
Publication of GB2046953B publication Critical patent/GB2046953B/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/36—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor
    • F16K31/40—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor with electrically-actuated member in the discharge of the motor
    • F16K31/406—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor with electrically-actuated member in the discharge of the motor acting on a piston
    • F16K31/408—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor with electrically-actuated member in the discharge of the motor acting on a piston the discharge being effected through the piston and being blockable by an electrically-actuated member making contact with the piston
    • 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
    • F15B13/0433—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 pressure control valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Reciprocating Pumps (AREA)
  • Magnetically Actuated Valves (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Servomotors (AREA)
  • Fluid-Pressure Circuits (AREA)
GB8007271A 1979-03-22 1980-03-04 Fluid flow control Expired GB2046953B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US2302479A 1979-03-22 1979-03-22

Publications (2)

Publication Number Publication Date
GB2046953A GB2046953A (en) 1980-11-19
GB2046953B true GB2046953B (en) 1983-02-23

Family

ID=21812686

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8007271A Expired GB2046953B (en) 1979-03-22 1980-03-04 Fluid flow control

Country Status (4)

Country Link
CA (1) CA1163165A (en)
DE (1) DE3009960A1 (en)
FR (1) FR2456967B1 (en)
GB (1) GB2046953B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0097007A3 (en) * 1982-06-15 1984-08-01 William Richards Price A hydraulic control system
DE3300888A1 (en) * 1983-01-13 1984-07-19 Robert Bosch Gmbh, 7000 Stuttgart Pump
US4570667A (en) * 1984-09-17 1986-02-18 General Motors Corporation Demand responsive flow regulator valve
US4768605A (en) * 1987-09-04 1988-09-06 Trw Inc. Apparatus for use in a power steering system
US5378118A (en) * 1993-08-12 1995-01-03 Trw Inc. Cartridge assembly with orifice providing pressure differential

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB875402A (en) * 1958-01-17 1961-08-16 Franco Belge De Material De Ch Improvements in and relating to a fluid control valve
CH469217A (en) * 1968-05-22 1969-02-28 Burckhardt Ag Maschf Device for actuating closing organs for high pressures
US3614266A (en) * 1969-12-24 1971-10-19 Ford Motor Co Compact positive displacement pump
US4099893A (en) * 1976-10-29 1978-07-11 Trw Inc. Pump with electrically actuated flow control

Also Published As

Publication number Publication date
CA1163165A (en) 1984-03-06
DE3009960A1 (en) 1980-10-02
FR2456967B1 (en) 1986-02-28
GB2046953A (en) 1980-11-19
FR2456967A1 (en) 1980-12-12

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19950304