FI820358L - Elektropneumatisk signalomvandlare - Google Patents
Elektropneumatisk signalomvandlareInfo
- Publication number
- FI820358L FI820358L FI820358A FI820358A FI820358L FI 820358 L FI820358 L FI 820358L FI 820358 A FI820358 A FI 820358A FI 820358 A FI820358 A FI 820358A FI 820358 L FI820358 L FI 820358L
- Authority
- FI
- Finland
- Prior art keywords
- signalomvandlare
- elektropneumatisk
- elektropneumatisk signalomvandlare
- Prior art date
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
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
-
- 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
- G05D16/2006—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means
- G05D16/2013—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means
-
- 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
- Y10T137/2278—Pressure modulating relays or followers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Measurement Of Radiation (AREA)
- Magnetically Actuated Valves (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8100874 | 1981-02-09 | ||
SE8100874A SE432974B (sv) | 1981-02-09 | 1981-02-09 | Elektropneumatisk signalomvandlare |
Publications (3)
Publication Number | Publication Date |
---|---|
FI820358L true FI820358L (fi) | 1982-08-10 |
FI73504B FI73504B (fi) | 1987-06-30 |
FI73504C FI73504C (fi) | 1987-10-09 |
Family
ID=20343081
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI820358A FI73504C (fi) | 1981-02-09 | 1982-02-04 | Elektropneumatisk signalomvandlare. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4442854A (fi) |
JP (1) | JPS57149601A (fi) |
CA (1) | CA1176349A (fi) |
FI (1) | FI73504C (fi) |
NO (1) | NO159877C (fi) |
SE (1) | SE432974B (fi) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5159949A (en) * | 1988-12-23 | 1992-11-03 | Dresser Industries, Inc. | Electropneumatic positioner |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3174499A (en) * | 1961-11-08 | 1965-03-23 | Honeywell Inc | Pneumatic control device |
US3586287A (en) * | 1969-04-11 | 1971-06-22 | Max Knobel | Electropneumatic valve |
US3645293A (en) * | 1970-04-02 | 1972-02-29 | Johnson Service Co | Electric to fluidic transducer |
JPS5026695A (fi) * | 1973-07-11 | 1975-03-19 | ||
JPS5414715B2 (fi) * | 1973-09-10 | 1979-06-08 | ||
JPS5351997Y2 (fi) * | 1974-04-25 | 1978-12-12 |
-
1981
- 1981-02-09 SE SE8100874A patent/SE432974B/sv not_active IP Right Cessation
-
1982
- 1982-01-20 US US06/341,018 patent/US4442854A/en not_active Expired - Lifetime
- 1982-02-03 NO NO820315A patent/NO159877C/no not_active IP Right Cessation
- 1982-02-04 FI FI820358A patent/FI73504C/fi not_active IP Right Cessation
- 1982-02-08 JP JP57018694A patent/JPS57149601A/ja active Pending
- 1982-02-08 CA CA000395730A patent/CA1176349A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NO159877C (no) | 1989-02-15 |
FI73504C (fi) | 1987-10-09 |
NO820315L (no) | 1982-08-10 |
SE8100874L (sv) | 1982-08-10 |
FI73504B (fi) | 1987-06-30 |
SE432974B (sv) | 1984-04-30 |
JPS57149601A (en) | 1982-09-16 |
US4442854A (en) | 1984-04-17 |
CA1176349A (en) | 1984-10-16 |
NO159877B (no) | 1988-11-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MA | Patent expired |
Owner name: AKTIEBOLAGET SOMAS VENTILER |