FR2095020A5 - - Google Patents
Info
- Publication number
- FR2095020A5 FR2095020A5 FR7117911A FR7117911A FR2095020A5 FR 2095020 A5 FR2095020 A5 FR 2095020A5 FR 7117911 A FR7117911 A FR 7117911A FR 7117911 A FR7117911 A FR 7117911A FR 2095020 A5 FR2095020 A5 FR 2095020A5
- 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
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
- G01L11/004—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by the use of counterbalancing forces
- G01L11/008—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by the use of counterbalancing forces electrostatic or electromagnetic counterbalancing forces
-
- 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
- G01L13/023—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements using bellows
-
- 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
-
- 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
- G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
- G01L9/0072—Transmitting or indicating the displacement of flexible diaphragms using variations in capacitance
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7117911A FR2095020A5 (enExample) | 1971-05-18 | 1971-05-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7117911A FR2095020A5 (enExample) | 1971-05-18 | 1971-05-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2095020A5 true FR2095020A5 (enExample) | 1972-02-04 |
Family
ID=9077220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7117911A Expired FR2095020A5 (enExample) | 1971-05-18 | 1971-05-18 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2095020A5 (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999035478A1 (en) * | 1998-01-09 | 1999-07-15 | Helix Technology Corporation | Improved force balancing capacitance manometer |
| CN111712697A (zh) * | 2018-10-17 | 2020-09-25 | Q`z株式会社 | 压力计 |
-
1971
- 1971-05-18 FR FR7117911A patent/FR2095020A5/fr not_active Expired
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999035478A1 (en) * | 1998-01-09 | 1999-07-15 | Helix Technology Corporation | Improved force balancing capacitance manometer |
| FR2773611A1 (fr) * | 1998-01-09 | 1999-07-16 | Granville Phillips Company | Appareil pour mesurer la pression differentielle entre au moins deux fluides |
| US6412349B1 (en) | 1998-01-09 | 2002-07-02 | Helix Technology Corporation | Force balancing capacitance manometer |
| CN111712697A (zh) * | 2018-10-17 | 2020-09-25 | Q`z株式会社 | 压力计 |
| EP3845881A4 (en) * | 2018-10-17 | 2022-05-04 | Q'Z Corporation | PRESSURE GAUGE |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |