FR2383476B1 - - Google Patents
Info
- Publication number
- FR2383476B1 FR2383476B1 FR7807175A FR7807175A FR2383476B1 FR 2383476 B1 FR2383476 B1 FR 2383476B1 FR 7807175 A FR7807175 A FR 7807175A FR 7807175 A FR7807175 A FR 7807175A FR 2383476 B1 FR2383476 B1 FR 2383476B1
- Authority
- FR
- France
- 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
Links
Classifications
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- 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
- F15B5/00—Transducers converting variations of physical quantities, e.g. expressed by variations in positions of members, into fluid-pressure variations or vice versa; Varying fluid pressure as a function of variations of a plurality of fluid pressures or variations of other quantities
- F15B5/003—Transducers converting variations of physical quantities, e.g. expressed by variations in positions of members, into fluid-pressure variations or vice versa; Varying fluid pressure as a function of variations of a plurality of fluid pressures or variations of other quantities characterised by variation of the pressure in a nozzle or the like, e.g. nozzle-flapper system
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- 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
- F15C4/00—Circuit elements characterised by their special functions
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Theoretical Computer Science (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
- Control Of Position Or Direction (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US77657577A | 1977-03-11 | 1977-03-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2383476A1 FR2383476A1 (en) | 1978-10-06 |
FR2383476B1 true FR2383476B1 (en) | 1984-12-14 |
Family
ID=25107794
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7807175A Granted FR2383476A1 (en) | 1977-03-11 | 1978-03-13 | CURRENT-POSITION ELECTROPNEUMATIC TRANSDUCER |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5826042B2 (en) |
DE (1) | DE2810257C2 (en) |
FR (1) | FR2383476A1 (en) |
GB (1) | GB1572584A (en) |
IT (1) | IT1101824B (en) |
NL (1) | NL182337C (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3205576C2 (en) * | 1982-02-17 | 1986-11-06 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Device for converting electrical signals into pneumatic signals |
GB2123185B (en) * | 1982-07-02 | 1985-07-24 | Dowty Hydraulic Units Ltd | Electro-hydraulic servo valves |
DE3500731A1 (en) * | 1985-01-11 | 1986-07-17 | Honeywell Gmbh, 6050 Offenbach | Electro-pneumatic signal converter or pneumatic actuator |
DE102011106328A1 (en) * | 2011-07-01 | 2013-01-03 | Abb Ag | Position controller for pneumatic actuator, changes distance between baffle plate to nozzle corresponding to rotational movement of moving coil |
CN109443744A (en) * | 2017-08-30 | 2019-03-08 | 广东核电合营有限公司 | A kind of valve body characteristic check device and system applied to nuclear power plant |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2310298A (en) * | 1938-07-28 | 1943-02-09 | Standard Oil Dev Co | Liquid level control device |
GB705702A (en) * | 1950-07-21 | 1954-03-17 | Regulateurs Francel Body Corpo | Improvements in or relating to gaseous fluid relays |
US2789543A (en) * | 1953-07-02 | 1957-04-23 | Honeywell Regulator Co | Stabilized pneumatic regulator apparatus |
FR1258366A (en) * | 1960-03-02 | 1961-04-14 | Rech Etudes Production Sarl | primary stage with vane and torsion tube for two-stage hydraulic distributor |
US3223102A (en) * | 1962-09-10 | 1965-12-14 | Robertshaw Controls Co | Electro-pneumatic transducer |
FR82398E (en) * | 1962-10-04 | 1964-01-31 | Controle Et Regulation | Device for converting electrical signals into pneumatic signals |
DE1698596B1 (en) * | 1963-03-29 | 1971-05-19 | Samson Appbau Ag | PNEUMATIC POSITIONER |
FR1520368A (en) * | 1963-10-03 | 1968-04-12 | Saxby Soc | Improvement in electro-pneumatic positioners for control valves |
DE1280563B (en) * | 1965-12-18 | 1968-10-17 | Schoppe & Faeser Gmbh | Electropneumatic converter |
DE2264220B2 (en) * | 1972-12-30 | 1976-12-23 | Samson Ag, 6000 Frankfurt | ELECTROPNEUMATIC SIGNAL CONVERTER |
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1978
- 1978-03-09 GB GB9367/78A patent/GB1572584A/en not_active Expired
- 1978-03-09 NL NLAANVRAGE7802604,A patent/NL182337C/en not_active IP Right Cessation
- 1978-03-09 DE DE2810257A patent/DE2810257C2/en not_active Expired
- 1978-03-10 IT IT48379/78A patent/IT1101824B/en active
- 1978-03-10 JP JP53027586A patent/JPS5826042B2/en not_active Expired
- 1978-03-13 FR FR7807175A patent/FR2383476A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
NL7802604A (en) | 1978-09-13 |
NL182337C (en) | 1988-02-16 |
GB1572584A (en) | 1980-07-30 |
JPS53113976A (en) | 1978-10-04 |
FR2383476A1 (en) | 1978-10-06 |
DE2810257C2 (en) | 1986-10-16 |
IT7848379A0 (en) | 1978-03-10 |
DE2810257A1 (en) | 1978-09-21 |
IT1101824B (en) | 1985-10-07 |
NL182337B (en) | 1987-09-16 |
JPS5826042B2 (en) | 1983-05-31 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |