NL182344B - Drukverschilopnemer. - Google Patents
Drukverschilopnemer.Info
- Publication number
- NL182344B NL182344B NLAANVRAGE8202897,A NL8202897A NL182344B NL 182344 B NL182344 B NL 182344B NL 8202897 A NL8202897 A NL 8202897A NL 182344 B NL182344 B NL 182344B
- Authority
- NL
- Netherlands
- Prior art keywords
- pressure difference
- difference
- pressure
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
- G01L9/0008—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations
- G01L9/0022—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations of a piezoelectric element
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0033—Transmitting or indicating the displacement of bellows by electric, electromechanical, magnetic, or electromagnetic 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S73/00—Measuring and testing
- Y10S73/01—Vibration
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8114230A FR2509856A1 (fr) | 1981-07-20 | 1981-07-20 | Capteur de pression differentielle |
FR8114230 | 1981-07-20 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL8202897A NL8202897A (nl) | 1983-02-16 |
NL182344B true NL182344B (nl) | 1987-09-16 |
NL182344C NL182344C (nl) | 1988-02-16 |
Family
ID=9260750
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE8202897,A NL182344C (nl) | 1981-07-20 | 1982-07-19 | Drukverschilopnemer. |
Country Status (10)
Country | Link |
---|---|
US (1) | US4476725A (nl) |
BE (1) | BE893875A (nl) |
DE (1) | DE3226441C2 (nl) |
DK (1) | DK160589C (nl) |
ES (1) | ES8305495A1 (nl) |
FR (1) | FR2509856A1 (nl) |
GB (1) | GB2106248B (nl) |
IT (1) | IT1152017B (nl) |
LU (1) | LU84283A1 (nl) |
NL (1) | NL182344C (nl) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4651569A (en) * | 1985-05-01 | 1987-03-24 | Paroscientific, Inc. | Torque tube digital differential pressure sensor |
US5003825A (en) * | 1987-04-17 | 1991-04-02 | Lew Hyok S | Digital pressure sensor |
US5231881A (en) * | 1987-04-17 | 1993-08-03 | Lew Hyok S | Digital pressure sensor with a pretensioned vibrating cord |
US4914962A (en) * | 1988-09-28 | 1990-04-10 | The Slope Indicator Co. | Vibrating strip transducer |
US4938068A (en) * | 1988-09-28 | 1990-07-03 | The Slope Indicator Co. | Pressure transducer |
US5142913A (en) * | 1990-03-01 | 1992-09-01 | Panex Corporation | Non-quartz resonating transducer |
US5115675A (en) * | 1990-06-15 | 1992-05-26 | The Slope Indicator Company | Tensioned bellows pressure transducer |
FR2674627B1 (fr) * | 1991-03-27 | 1994-04-29 | Commissariat Energie Atomique | Capteur de pression resonant. |
US5337612A (en) * | 1992-06-08 | 1994-08-16 | Quartzdyne, Inc. | Apparatus for pressure transducer isolation |
US5531109A (en) * | 1992-10-07 | 1996-07-02 | Tsagas; Nicolaos | Indicator of the air pressure in the pneumatic tires of a vehicle based on a capacitive coupling |
US5447071A (en) * | 1992-12-16 | 1995-09-05 | Hanson; Richard A. | Direct coupled pressure sensing device |
US10401247B2 (en) * | 2016-08-02 | 2019-09-03 | Distech Controls Inc. | Differential pressure sensor arrangement for an environmental control system |
US10466131B2 (en) | 2016-09-09 | 2019-11-05 | Distech Controls Inc. | System and bidrectional differential pressure sensor for adjusting measured pressure differential |
EP3466470B1 (fr) * | 2017-10-09 | 2021-08-04 | Leved | Régulateur de pression pour ballonnet de sonde d'intubation, et système de respiration comportant un tel régulateur |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2079069A (en) * | 1934-10-13 | 1937-05-04 | Bailey Meter Co | Pressure responsive device |
FR1522971A (fr) * | 1967-05-16 | 1968-04-26 | Solartron Electronic Group | Perfectionnement aux appareils de mesure de forces |
US3541849A (en) * | 1968-05-08 | 1970-11-24 | James P Corbett | Oscillating crystal force transducer system |
DE2306830C3 (de) * | 1973-02-12 | 1975-10-09 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Einrichtung bei Differenzdruck-MeBumformern nach dem Kraftvergleichsprinzip |
US4091679A (en) * | 1976-08-24 | 1978-05-30 | Meisei Electric Co., Ltd. | Vibrating quartz accelerometer |
US4192183A (en) * | 1978-02-17 | 1980-03-11 | Edcliff Instruments | Pressure ratio transducer system |
SU708191A2 (ru) * | 1978-03-17 | 1980-01-05 | Предприятие П/Я А-7451 | Частотный датчик давлени |
US4215570A (en) * | 1979-04-20 | 1980-08-05 | The United States Of America As Represented By The United States Department Of Energy | Miniature quartz resonator force transducer |
GB2049188B (en) * | 1979-05-14 | 1984-02-01 | Rosemount Inc | Vibrating beam pressure sensor |
US4311053A (en) * | 1979-05-14 | 1982-01-19 | Rosemount, Inc. | Vibrating beam pressure sensor |
-
1981
- 1981-07-20 FR FR8114230A patent/FR2509856A1/fr active Granted
-
1982
- 1982-07-15 DE DE3226441A patent/DE3226441C2/de not_active Expired
- 1982-07-16 GB GB08220746A patent/GB2106248B/en not_active Expired
- 1982-07-19 IT IT22453/82A patent/IT1152017B/it active
- 1982-07-19 US US06/400,118 patent/US4476725A/en not_active Expired - Lifetime
- 1982-07-19 BE BE0/208623A patent/BE893875A/fr not_active IP Right Cessation
- 1982-07-19 ES ES514137A patent/ES8305495A1/es not_active Expired
- 1982-07-19 NL NLAANVRAGE8202897,A patent/NL182344C/nl not_active IP Right Cessation
- 1982-07-20 DK DK326282A patent/DK160589C/da active
- 1982-07-20 LU LU84283A patent/LU84283A1/fr unknown
Also Published As
Publication number | Publication date |
---|---|
DE3226441A1 (de) | 1983-03-31 |
DE3226441C2 (de) | 1986-01-09 |
DK326282A (da) | 1983-01-21 |
LU84283A1 (fr) | 1983-02-07 |
BE893875A (fr) | 1982-11-16 |
GB2106248B (en) | 1985-10-16 |
GB2106248A (en) | 1983-04-07 |
IT8222453A0 (it) | 1982-07-19 |
ES514137A0 (es) | 1983-04-01 |
IT1152017B (it) | 1986-12-24 |
FR2509856A1 (fr) | 1983-01-21 |
DK160589B (da) | 1991-03-25 |
FR2509856B1 (nl) | 1984-01-20 |
US4476725A (en) | 1984-10-16 |
NL182344C (nl) | 1988-02-16 |
ES8305495A1 (es) | 1983-04-01 |
NL8202897A (nl) | 1983-02-16 |
DK160589C (da) | 1991-09-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
V1 | Lapsed because of non-payment of the annual fee |
Effective date: 20000201 |