MX154663A - Mejoras a circuito electrico de medicion de reactancia que varia en respuesta a una condicion que se percibe,tal como la presion - Google Patents
Mejoras a circuito electrico de medicion de reactancia que varia en respuesta a una condicion que se percibe,tal como la presionInfo
- Publication number
- MX154663A MX154663A MX201122A MX20112284A MX154663A MX 154663 A MX154663 A MX 154663A MX 201122 A MX201122 A MX 201122A MX 20112284 A MX20112284 A MX 20112284A MX 154663 A MX154663 A MX 154663A
- Authority
- MX
- Mexico
- Prior art keywords
- vary
- response
- pressure
- electrical circuit
- reactance measurement
- 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
- G01L9/12—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 by making use of variations in capacitance, i.e. electric circuits therefor
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/489,856 US4519253A (en) | 1983-04-29 | 1983-04-29 | Reactance measurement circuit with enhanced linearity |
Publications (1)
Publication Number | Publication Date |
---|---|
MX154663A true MX154663A (es) | 1987-11-13 |
Family
ID=23945550
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX201122A MX154663A (es) | 1983-04-29 | 1984-04-24 | Mejoras a circuito electrico de medicion de reactancia que varia en respuesta a una condicion que se percibe,tal como la presion |
Country Status (8)
Country | Link |
---|---|
US (1) | US4519253A (es) |
EP (1) | EP0151575B1 (es) |
JP (1) | JPH07101178B2 (es) |
BR (1) | BR8406844A (es) |
CA (1) | CA1208698A (es) |
DE (1) | DE3478342D1 (es) |
MX (1) | MX154663A (es) |
WO (1) | WO1984004386A1 (es) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4783659A (en) * | 1986-08-22 | 1988-11-08 | Rosemount Inc. | Analog transducer circuit with digital control |
JP4906006B2 (ja) * | 2006-03-29 | 2012-03-28 | ローズマウント インコーポレイテッド | 静電容量検出回路 |
CN103389175B (zh) * | 2013-07-30 | 2015-11-04 | 郑州大学 | 用于聚合物成型加工在线测量剪切应力的方法及装置 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3965746A (en) * | 1974-11-04 | 1976-06-29 | Teledyne Industries, Inc. | Pressure transducer |
JPS5812822B2 (ja) * | 1977-08-31 | 1983-03-10 | 松下電工株式会社 | インダクタモ−タ |
JPS5915449Y2 (ja) * | 1978-08-07 | 1984-05-08 | 武雄 今井 | マグネツトの取付け部材 |
US4339750A (en) * | 1980-08-20 | 1982-07-13 | Rosemount Inc. | Low power transmitter |
US4357834A (en) * | 1980-09-03 | 1982-11-09 | Hokushin Electric Works, Ltd. | Displacement converter |
US4381677A (en) * | 1981-01-23 | 1983-05-03 | Rosemount Inc. | Reactance measurement circuit |
US4391146A (en) * | 1981-06-01 | 1983-07-05 | Rosemount Inc. | Parallel T impedance measurement circuit for use with variable impedance sensor |
-
1983
- 1983-04-29 US US06/489,856 patent/US4519253A/en not_active Expired - Lifetime
-
1984
- 1984-04-05 JP JP59501665A patent/JPH07101178B2/ja not_active Expired - Lifetime
- 1984-04-05 EP EP84901682A patent/EP0151575B1/en not_active Expired
- 1984-04-05 BR BR8406844A patent/BR8406844A/pt not_active IP Right Cessation
- 1984-04-05 DE DE8484901682T patent/DE3478342D1/de not_active Expired
- 1984-04-05 WO PCT/US1984/000504 patent/WO1984004386A1/en active IP Right Grant
- 1984-04-12 CA CA000451820A patent/CA1208698A/en not_active Expired
- 1984-04-24 MX MX201122A patent/MX154663A/es unknown
Also Published As
Publication number | Publication date |
---|---|
BR8406844A (pt) | 1985-03-19 |
EP0151575B1 (en) | 1989-05-24 |
WO1984004386A1 (en) | 1984-11-08 |
JPS60501229A (ja) | 1985-08-01 |
DE3478342D1 (en) | 1989-06-29 |
JPH07101178B2 (ja) | 1995-11-01 |
EP0151575A1 (en) | 1985-08-21 |
US4519253A (en) | 1985-05-28 |
CA1208698A (en) | 1986-07-29 |
EP0151575A4 (en) | 1986-07-08 |
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