FR1500306A - Perfectionnements apportés aux systèmes de régulation de pression - Google Patents

Perfectionnements apportés aux systèmes de régulation de pression

Info

Publication number
FR1500306A
FR1500306A FR76928A FR76928A FR1500306A FR 1500306 A FR1500306 A FR 1500306A FR 76928 A FR76928 A FR 76928A FR 76928 A FR76928 A FR 76928A FR 1500306 A FR1500306 A FR 1500306A
Authority
FR
France
Prior art keywords
pressure regulation
regulation systems
systems
pressure
regulation
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
FR76928A
Other languages
English (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.)
Westland Group PLC
Original Assignee
Westland Aircraft Ltd
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 Westland Aircraft Ltd filed Critical Westland Aircraft Ltd
Application granted granted Critical
Publication of FR1500306A publication Critical patent/FR1500306A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D13/00—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space
    • B64D13/02—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space the air being pressurised
    • B64D13/04—Automatic control of pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15C—FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES
    • F15C1/00—Circuit elements having no moving parts
    • F15C1/006—Circuit elements having no moving parts for aeronautics; for rockets (drives, controls); for satellites; for air cushion vehicles; for controlling vessels or torpedoes
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/024—Controlling the inlet pressure, e.g. back-pressure regulator
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/14—Control of fluid pressure with auxiliary non-electric power
    • G05D16/16—Control of fluid pressure with auxiliary non-electric power derived from the controlled fluid
    • G05D16/163—Control of fluid pressure with auxiliary non-electric power derived from the controlled fluid using membranes within the main 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
    • Y10T137/206—Flow affected by fluid contact, energy field or coanda effect [e.g., pure fluid device or system]
    • Y10T137/2065—Responsive to condition external of system
    • Y10T137/2071—And causing change or correction of sensed condition
    • 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
    • Y10T137/206—Flow affected by fluid contact, energy field or coanda effect [e.g., pure fluid device or system]
    • Y10T137/212—System comprising plural fluidic devices or stages
    • Y10T137/2125—Plural power inputs [e.g., parallel inputs]
    • Y10T137/2147—To cascaded plural devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Theoretical Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • Control Of Fluid Pressure (AREA)
FR76928A 1965-09-22 1966-09-20 Perfectionnements apportés aux systèmes de régulation de pression Expired FR1500306A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4048965A GB1085925A (en) 1965-09-22 1965-09-22 Improvements in or relating to pressure control systems

Publications (1)

Publication Number Publication Date
FR1500306A true FR1500306A (fr) 1967-11-03

Family

ID=10415156

Family Applications (1)

Application Number Title Priority Date Filing Date
FR76928A Expired FR1500306A (fr) 1965-09-22 1966-09-20 Perfectionnements apportés aux systèmes de régulation de pression

Country Status (3)

Country Link
US (1) US3429248A (fr)
FR (1) FR1500306A (fr)
GB (1) GB1085925A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2024162A1 (fr) * 1968-11-25 1970-08-28 Normalair Garrett Ltd
DE2642636A1 (de) * 1975-09-22 1977-03-24 Nippon Denso Co Niederdrucksteuerung

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3499599A (en) * 1968-07-25 1970-03-10 Westinghouse Air Brake Co Compressor governor having fluidic devices
US3521656A (en) * 1968-09-20 1970-07-28 Eastman Kodak Co Fluidic metering means
US3495768A (en) * 1969-02-25 1970-02-17 Worthington Corp Fluidically controlled,electrically operated unloader valve control system
FR2102235B1 (fr) * 1970-08-13 1975-07-11 Eckardt Ag J
US3683951A (en) * 1971-05-24 1972-08-15 Georges Beaumont Periodic gas generator
US3991790A (en) * 1973-09-28 1976-11-16 Sandoz, Inc. Patient ventilator trigger circuit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1959889A (en) * 1928-06-04 1934-05-22 Wunsch Guido Device for compensating a deflection of a control member which has been affected by achange in the impulse value
US2450076A (en) * 1940-11-05 1948-09-28 Bendix Aviat Corp Cabin pressure control
US2669175A (en) * 1950-05-23 1954-02-16 Garrett Corp Cabin pressure control
US2665624A (en) * 1950-06-17 1954-01-12 Garrett Corp Differential and ratio control
US3137309A (en) * 1962-04-30 1964-06-16 Link Division General Prec Inc Frictionless zero spring rate seal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2024162A1 (fr) * 1968-11-25 1970-08-28 Normalair Garrett Ltd
DE2642636A1 (de) * 1975-09-22 1977-03-24 Nippon Denso Co Niederdrucksteuerung

Also Published As

Publication number Publication date
GB1085925A (en) 1967-10-04
DE1523432B2 (de) 1972-11-23
US3429248A (en) 1969-02-25
DE1523432A1 (de) 1969-02-20

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