FR1195331A - Pneumatic control - Google Patents

Pneumatic control

Info

Publication number
FR1195331A
FR1195331A FR1195331DA FR1195331A FR 1195331 A FR1195331 A FR 1195331A FR 1195331D A FR1195331D A FR 1195331DA FR 1195331 A FR1195331 A FR 1195331A
Authority
FR
France
Prior art keywords
pneumatic control
pneumatic
control
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
Other languages
French (fr)
Inventor
Jean-Louis Gratzmuller
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
Application granted granted Critical
Publication of FR1195331A publication Critical patent/FR1195331A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/43—Programme-control systems fluidic
    • G05B19/44—Programme-control systems fluidic pneumatic
    • 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
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/08—Servomotor systems incorporating electrically operated control means
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/20—Control of fluid pressure characterised by the use of electric means
    • G05D16/2093—Control of fluid pressure characterised by the use of electric means with combination of electric and non-electric auxiliary power
    • G05D16/2095—Control of fluid pressure characterised by the use of electric means with combination of electric and non-electric auxiliary power using membranes within the main valve
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H33/304—Working fluid supplies
FR1195331D 1957-12-18 1957-12-18 Pneumatic control Expired FR1195331A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR754144 1957-12-18
FR780603A FR74581E (en) 1957-12-18 1958-12-02 Pneumatic control

Publications (1)

Publication Number Publication Date
FR1195331A true FR1195331A (en) 1959-11-17

Family

ID=26183292

Family Applications (2)

Application Number Title Priority Date Filing Date
FR1195331D Expired FR1195331A (en) 1957-12-18 1957-12-18 Pneumatic control
FR780603A Expired FR74581E (en) 1957-12-18 1958-12-02 Pneumatic control

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR780603A Expired FR74581E (en) 1957-12-18 1958-12-02 Pneumatic control

Country Status (3)

Country Link
CH (1) CH357633A (en)
DE (1) DE1257018B (en)
FR (2) FR1195331A (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB576167A (en) * 1943-02-20 1946-03-21 Bendix Aviat Corp Improvements in or relating to fluid pressure regulating valves
GB648556A (en) * 1948-09-10 1951-01-10 Gen Electric Co Ltd Improvements in or relating to fluid-operated electric switching devices
US2547050A (en) * 1949-03-15 1951-04-03 Roy D Buell Automatic pressure switch
US2664908A (en) * 1950-06-21 1954-01-05 Link Belt Speeder Corp Unloading valve
DE1006685B (en) * 1951-07-11 1957-04-18 Electraulic Presses Ltd Device for regulating the pressure within narrow limits in a hydraulic system and / or a memory
US2759061A (en) * 1952-03-21 1956-08-14 Philip E Edelman Pressure switch actuator

Also Published As

Publication number Publication date
CH357633A (en) 1961-10-15
FR74581E (en) 1960-12-19
DE1257018B (en) 1967-12-21

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