FR2487516B1 - - Google Patents

Info

Publication number
FR2487516B1
FR2487516B1 FR8114488A FR8114488A FR2487516B1 FR 2487516 B1 FR2487516 B1 FR 2487516B1 FR 8114488 A FR8114488 A FR 8114488A FR 8114488 A FR8114488 A FR 8114488A FR 2487516 B1 FR2487516 B1 FR 2487516B1
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
Application number
FR8114488A
Other languages
French (fr)
Other versions
FR2487516A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bourns Instruments Inc
Original Assignee
Bourns Instruments Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Bourns Instruments Inc filed Critical Bourns Instruments Inc
Publication of FR2487516A1 publication Critical patent/FR2487516A1/fr
Application granted granted Critical
Publication of FR2487516B1 publication Critical patent/FR2487516B1/fr
Granted legal-status Critical Current

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
    • 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
    • G01L9/0051—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance
    • G01L9/0052—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of piezoresistive elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
FR8114488A 1980-07-25 1981-07-24 Transducteur de difference de pression ayant une poutre en porte-a-faux tres souple et a tension constante Granted FR2487516A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17210180A 1980-07-25 1980-07-25

Publications (2)

Publication Number Publication Date
FR2487516A1 FR2487516A1 (fr) 1982-01-29
FR2487516B1 true FR2487516B1 (enrdf_load_stackoverflow) 1984-11-30

Family

ID=22626368

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8114488A Granted FR2487516A1 (fr) 1980-07-25 1981-07-24 Transducteur de difference de pression ayant une poutre en porte-a-faux tres souple et a tension constante

Country Status (6)

Country Link
JP (1) JPS5752836A (enrdf_load_stackoverflow)
CA (1) CA1161273A (enrdf_load_stackoverflow)
DE (1) DE3130118A1 (enrdf_load_stackoverflow)
FR (1) FR2487516A1 (enrdf_load_stackoverflow)
GB (1) GB2080546B (enrdf_load_stackoverflow)
MX (1) MX150732A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1194839B (it) * 1980-12-22 1988-09-28 Bourns Instr Inc Apparecchio per misurare la pressione in particolare di un fluido che scorre attraverso un orifizio o simile
GB2159953B (en) * 1984-05-31 1987-08-12 Stc Plc Variable resistance piezo-resistive devices
GB2175398A (en) * 1985-05-21 1986-11-26 Stc Plc Pressure transducer
US4878385A (en) * 1988-02-02 1989-11-07 Fisher Controls International, Inc. Differential pressure sensing apparatus
DE59103069D1 (de) * 1990-01-18 1994-11-03 Wirth Gallo Messtechnik Differenzdruckmesser.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3869920A (en) * 1973-04-13 1975-03-11 Yokogawa Electric Works Ltd Symmetrically arranged, deflection type differential pressure transmitters for controlling industrial systems and processes
US4058788A (en) * 1976-04-05 1977-11-15 Bourns, Inc. Differential pressure transducer
US4161887A (en) * 1977-09-02 1979-07-24 Bourns, Inc. Media independent differential pressure transducer
JPS5458481A (en) * 1977-10-03 1979-05-11 Honeywell Inc Difference pressureetoocurrent converter

Also Published As

Publication number Publication date
JPS5752836A (en) 1982-03-29
FR2487516A1 (fr) 1982-01-29
MX150732A (es) 1984-07-06
GB2080546A (en) 1982-02-03
GB2080546B (en) 1984-05-31
DE3130118A1 (de) 1982-03-18
CA1161273A (en) 1984-01-31

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Legal Events

Date Code Title Description
ST Notification of lapse