FR2342617A1 - Moyen de conversion de pression en signal electrique - Google Patents
Moyen de conversion de pression en signal electriqueInfo
- Publication number
- FR2342617A1 FR2342617A1 FR7705696A FR7705696A FR2342617A1 FR 2342617 A1 FR2342617 A1 FR 2342617A1 FR 7705696 A FR7705696 A FR 7705696A FR 7705696 A FR7705696 A FR 7705696A FR 2342617 A1 FR2342617 A1 FR 2342617A1
- Authority
- FR
- France
- Prior art keywords
- conversion
- pressure
- electric signal
- electric
- signal
- Prior art date
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
- H04R23/008—Transducers other than those covered by groups H04R9/00 - H04R21/00 using optical signals for detecting or generating sound
-
- 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
- G01L9/0076—Transmitting or indicating the displacement of flexible diaphragms using photoelectric 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
- G01L9/0076—Transmitting or indicating the displacement of flexible diaphragms using photoelectric means
- G01L9/0077—Transmitting or indicating the displacement of flexible diaphragms using photoelectric means for measuring reflected light
-
- 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
- G05D16/2066—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using controlling means acting on the pressure source
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Automation & Control Theory (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2150176A JPS52104172A (en) | 1976-02-26 | 1976-02-26 | Piezo-electric conversion unit |
JP7870876A JPS534487A (en) | 1976-07-01 | 1976-07-01 | Pressure-electricity transducer |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2342617A1 true FR2342617A1 (fr) | 1977-09-23 |
FR2342617B1 FR2342617B1 (fr) | 1984-11-16 |
Family
ID=26358572
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7705696A Granted FR2342617A1 (fr) | 1976-02-26 | 1977-02-25 | Moyen de conversion de pression en signal electrique |
Country Status (4)
Country | Link |
---|---|
US (1) | US4122337A (fr) |
CA (1) | CA1074144A (fr) |
FR (1) | FR2342617A1 (fr) |
GB (1) | GB1569360A (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2418011A1 (fr) * | 1978-02-24 | 1979-09-21 | Donaldson Co Inc | Indicateur d'etranglement de filtre |
EP0007893A1 (fr) * | 1978-07-19 | 1980-02-06 | Per-Göran Claesson | Dispositif fournissant un signal électrique de sortie en réponse au positionnement d'un organe mécanique et équipement pour contrôler le tirage d'une chaudière, notamment à mazout, comprenant un tel dispositif |
FR2498754A2 (fr) * | 1981-01-27 | 1982-07-30 | Mecilec Sa | Dispositif de mesure de pression fonctionnant en numerique |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4283140A (en) * | 1979-06-25 | 1981-08-11 | Waters Associates, Inc. | Spatially homogenizing optical modulator |
US4289963A (en) * | 1979-09-17 | 1981-09-15 | Robertshaw Controls Company | Control device and method of making the same |
US4320294A (en) * | 1979-09-17 | 1982-03-16 | Robertshaw Controls Company | Control device and method of making the same |
US4484071A (en) * | 1982-03-12 | 1984-11-20 | Webster Peter John | Method and apparatus for determining the location of graduated marks in measuring applications |
US4531414A (en) * | 1984-05-21 | 1985-07-30 | Kraus Robert A | Linear displacement transducer device |
US5130556A (en) * | 1990-11-07 | 1992-07-14 | Eaton Corporation | Photoelectric fiber thickness and edge position sensor |
US5132531A (en) * | 1990-11-07 | 1992-07-21 | Eaton Corporation | Translational position sensing apparatus employing rotating element and PSD |
US5262641A (en) * | 1991-12-30 | 1993-11-16 | Honeywell Inc. | Compensation mechanism for a pressure sensor having counterweight mechanism |
US5252826A (en) * | 1991-12-30 | 1993-10-12 | Honeywell Inc. | Differential pressure utilizing opto-reflective sensor |
DE10114751C1 (de) * | 2001-03-22 | 2002-11-21 | Gerhard Kurz | Drucksensor |
DE10146199C2 (de) * | 2001-09-13 | 2003-12-24 | Prettl Rolf | Druckmeßanordnung |
WO2007106061A2 (fr) * | 2006-02-17 | 2007-09-20 | Jec Optics, Inc. | Pressostat optique, système et procédé de commande de porte |
DE102006039521B4 (de) * | 2006-08-23 | 2009-12-17 | Siemens Ag | Druckdose zur Betätigung mechanischer Systeme |
DE102010005792B3 (de) * | 2010-01-25 | 2011-06-16 | Innovations-Transfer Uphoff Gmbh &.Co.Kg | Druckkraftmesseinrichtung |
CN108332822B (zh) * | 2018-02-27 | 2023-08-25 | 吉林大学 | 用于干涉式光纤水位监测系统中的水位探头及系统及方法 |
CN114674401B (zh) * | 2022-03-24 | 2024-05-14 | 京东方科技集团股份有限公司 | 一种重量测试设备 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1579536A (en) * | 1924-08-15 | 1926-04-06 | Hodgson John Lawrence | Flexible diaphragm for use in the measurement of fluid pressure |
FR1187259A (fr) * | 1957-11-25 | 1959-09-09 | Chantiers De Latlantique | Dispositif pour transformer un déplacement en courant électrique de mesure ou de contrôle |
US3159750A (en) * | 1962-10-01 | 1964-12-01 | Eugene I Kazan | Photoelectric pressure transducer |
US3258601A (en) * | 1966-06-28 | Photosensitive variable resistance device | ||
US3612881A (en) * | 1969-04-14 | 1971-10-12 | Cessna Aircraft Co | Relative movement detector |
US3645140A (en) * | 1970-06-15 | 1972-02-29 | Dwyer Instr | Pressure gauge |
DE2311676A1 (de) * | 1973-03-09 | 1974-09-26 | Intermadox Ag | Weg-spannungswandler |
FR2237356A1 (fr) * | 1973-07-12 | 1975-02-07 | Emihus Microcomponents Ltd |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3191440A (en) * | 1963-02-11 | 1965-06-29 | Electro Optical Systems Inc | Pressure gauge instrument |
US3624404A (en) * | 1970-02-16 | 1971-11-30 | Westinghouse Air Brake Co | Electropneumatic relay valve device using radiation-sensitive means |
-
1977
- 1977-02-24 US US05/771,675 patent/US4122337A/en not_active Expired - Lifetime
- 1977-02-25 GB GB8135/77A patent/GB1569360A/en not_active Expired
- 1977-02-25 FR FR7705696A patent/FR2342617A1/fr active Granted
- 1977-02-25 CA CA272,683A patent/CA1074144A/fr not_active Expired
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3258601A (en) * | 1966-06-28 | Photosensitive variable resistance device | ||
US1579536A (en) * | 1924-08-15 | 1926-04-06 | Hodgson John Lawrence | Flexible diaphragm for use in the measurement of fluid pressure |
FR1187259A (fr) * | 1957-11-25 | 1959-09-09 | Chantiers De Latlantique | Dispositif pour transformer un déplacement en courant électrique de mesure ou de contrôle |
US3159750A (en) * | 1962-10-01 | 1964-12-01 | Eugene I Kazan | Photoelectric pressure transducer |
US3612881A (en) * | 1969-04-14 | 1971-10-12 | Cessna Aircraft Co | Relative movement detector |
US3645140A (en) * | 1970-06-15 | 1972-02-29 | Dwyer Instr | Pressure gauge |
DE2311676A1 (de) * | 1973-03-09 | 1974-09-26 | Intermadox Ag | Weg-spannungswandler |
FR2237356A1 (fr) * | 1973-07-12 | 1975-02-07 | Emihus Microcomponents Ltd |
Non-Patent Citations (1)
Title |
---|
EXBK/66 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2418011A1 (fr) * | 1978-02-24 | 1979-09-21 | Donaldson Co Inc | Indicateur d'etranglement de filtre |
EP0007893A1 (fr) * | 1978-07-19 | 1980-02-06 | Per-Göran Claesson | Dispositif fournissant un signal électrique de sortie en réponse au positionnement d'un organe mécanique et équipement pour contrôler le tirage d'une chaudière, notamment à mazout, comprenant un tel dispositif |
FR2498754A2 (fr) * | 1981-01-27 | 1982-07-30 | Mecilec Sa | Dispositif de mesure de pression fonctionnant en numerique |
Also Published As
Publication number | Publication date |
---|---|
CA1074144A (fr) | 1980-03-25 |
FR2342617B1 (fr) | 1984-11-16 |
US4122337A (en) | 1978-10-24 |
GB1569360A (en) | 1980-06-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |