FI184574A - - Google Patents
Info
- Publication number
- FI184574A FI184574A FI184574A FI184574A FI184574A FI 184574 A FI184574 A FI 184574A FI 184574 A FI184574 A FI 184574A FI 184574 A FI184574 A FI 184574A FI 184574 A FI184574 A FI 184574A
- Authority
- FI
- Finland
Links
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
- G01L7/02—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges
- G01L7/08—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges of the flexible-diaphragm type
- G01L7/084—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges of the flexible-diaphragm type with mechanical transmitting or indicating means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L13/00—Devices or apparatus for measuring differences of two or more fluid pressure values
- G01L13/02—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements
- G01L13/025—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements using diaphragms
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- 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
- Y10T137/2409—With counter-balancing pressure feedback to the modulating device
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1933183 | 1973-06-18 | ||
| SU731933183A SU508123A1 (ru) | 1973-06-18 | 1973-06-18 | Пневматический измерительный преобразователь теплотехнического параметра |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI184574A true FI184574A (fr) | 1974-12-19 |
| FI61359B FI61359B (fi) | 1982-03-31 |
| FI61359C FI61359C (fi) | 1982-07-12 |
Family
ID=20556889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI1845/74A FI61359C (fi) | 1973-06-18 | 1974-06-17 | Foer tryckdifferenser kaenslig pneumatisk maetanordning |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3939712A (fr) |
| CS (1) | CS172030B1 (fr) |
| DD (1) | DD116903A1 (fr) |
| DE (1) | DE2429137C3 (fr) |
| FI (1) | FI61359C (fr) |
| FR (1) | FR2233613B1 (fr) |
| GB (1) | GB1453878A (fr) |
| HU (1) | HU172947B (fr) |
| IN (1) | IN139677B (fr) |
| SU (1) | SU508123A1 (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3968693A (en) * | 1975-05-21 | 1976-07-13 | Fischer & Porter Co. | Open-loop differential-pressure transmitter |
| US4546785A (en) * | 1981-10-09 | 1985-10-15 | Cybar Corporation | Pressure translator and system for measuring pressure |
| US5796007A (en) * | 1996-09-23 | 1998-08-18 | Data Instruments, Inc. | Differential pressure transducer |
| CN100464160C (zh) * | 2006-01-12 | 2009-02-25 | 中国科学院长春光学精密机械与物理研究所 | 一种绝对式复合轴系光电轴角编码器 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB585683A (en) * | 1944-03-07 | 1947-02-19 | Charles Henry Gregory | Improvements in and relating to indicating, recording and controlling apparatus |
| FR1137524A (fr) * | 1954-09-01 | 1957-05-29 | Foxboro Co | Appareil perfectionné sensible à une pression différentielle |
| GB790294A (en) * | 1955-08-26 | 1958-02-05 | Foxboro Co | Differential fluid pressure controlled apparatus |
| US3274833A (en) * | 1963-04-23 | 1966-09-27 | Fischer & Porter Co | Differential pressure transmitters |
| GB1213502A (en) * | 1967-09-08 | 1970-11-25 | Foxboro Co | Differential pressure measuring apparatus |
| US3474673A (en) * | 1968-01-26 | 1969-10-28 | Foxboro Co | Differential-pressure-responsive apparatus |
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1973
- 1973-06-18 SU SU731933183A patent/SU508123A1/ru active
-
1974
- 1974-06-17 FR FR7420971A patent/FR2233613B1/fr not_active Expired
- 1974-06-17 FI FI1845/74A patent/FI61359C/fi active
- 1974-06-18 DD DD17925174A patent/DD116903A1/xx unknown
- 1974-06-18 US US05/480,496 patent/US3939712A/en not_active Expired - Lifetime
- 1974-06-18 DE DE2429137A patent/DE2429137C3/de not_active Expired
- 1974-06-18 GB GB2701674A patent/GB1453878A/en not_active Expired
- 1974-06-18 CS CS428174A patent/CS172030B1/cs unknown
- 1974-06-18 HU HUGO001278 patent/HU172947B/hu unknown
- 1974-06-26 IN IN1427/CAL/74A patent/IN139677B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2429137C3 (de) | 1979-11-08 |
| FI61359B (fi) | 1982-03-31 |
| FR2233613B1 (fr) | 1976-06-25 |
| CS172030B1 (fr) | 1976-12-29 |
| DE2429137A1 (de) | 1975-01-09 |
| DD116903A1 (fr) | 1975-12-12 |
| GB1453878A (en) | 1976-10-27 |
| FR2233613A1 (fr) | 1975-01-10 |
| DE2429137B2 (de) | 1979-03-08 |
| IN139677B (fr) | 1976-07-17 |
| SU508123A1 (ru) | 1982-09-30 |
| HU172947B (hu) | 1979-01-28 |
| US3939712A (en) | 1976-02-24 |
| FI61359C (fi) | 1982-07-12 |