FR1493432A - Pressure or vibration sensor device - Google Patents

Pressure or vibration sensor device

Info

Publication number
FR1493432A
FR1493432A FR7122A FR76007122A FR1493432A FR 1493432 A FR1493432 A FR 1493432A FR 7122 A FR7122 A FR 7122A FR 76007122 A FR76007122 A FR 76007122A FR 1493432 A FR1493432 A FR 1493432A
Authority
FR
France
Prior art keywords
pressure
sensor device
vibration sensor
vibration
sensor
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.)
Expired
Application number
FR7122A
Other languages
French (fr)
Inventor
Pierre Huet
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 filed Critical
Priority to FR7122A priority Critical patent/FR1493432A/en
Priority to US603269A priority patent/US3455165A/en
Application granted granted Critical
Publication of FR1493432A publication Critical patent/FR1493432A/en
Expired legal-status Critical Current

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
    • G01L9/0041—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
    • 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
    • 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
    • G01L9/0055—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of piezoresistive elements bonded on a diaphragm

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR7122A 1965-12-22 1965-12-22 Pressure or vibration sensor device Expired FR1493432A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7122A FR1493432A (en) 1965-12-22 1965-12-22 Pressure or vibration sensor device
US603269A US3455165A (en) 1965-12-22 1966-12-20 Pressure sensitive devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7122A FR1493432A (en) 1965-12-22 1965-12-22 Pressure or vibration sensor device

Publications (1)

Publication Number Publication Date
FR1493432A true FR1493432A (en) 1967-09-01

Family

ID=32843195

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7122A Expired FR1493432A (en) 1965-12-22 1965-12-22 Pressure or vibration sensor device

Country Status (1)

Country Link
FR (1) FR1493432A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0064807A2 (en) * 1981-03-26 1982-11-17 Johnson Matthey Public Limited Company Improvements in or relating to profile change sensors
EP0033867B1 (en) * 1980-01-25 1986-04-02 Continental Disc Corporation Rupture disc alarm system
FR2600162A1 (en) * 1986-06-12 1987-12-18 Sealol Pressure detector with adjustable threshold
EP0400818A1 (en) * 1989-05-25 1990-12-05 BS & B SAFETY SYSTEMS, INC. Rupturable fluid flow indicator
USRE34308E (en) * 1980-01-25 1993-07-13 Continental Disc Corporation Rupture disc alarm system
FR2838804A1 (en) * 2002-04-18 2003-10-24 Renault Sa Pressure sensor for a liquefied gas tank, especially for a motor vehicle, comprises a piezoelectric sensor that is formed by converting the inner tank wall surface to corundum which then acts as the sensor itself

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0033867B1 (en) * 1980-01-25 1986-04-02 Continental Disc Corporation Rupture disc alarm system
USRE34308E (en) * 1980-01-25 1993-07-13 Continental Disc Corporation Rupture disc alarm system
EP0064807A2 (en) * 1981-03-26 1982-11-17 Johnson Matthey Public Limited Company Improvements in or relating to profile change sensors
EP0064807A3 (en) * 1981-03-26 1983-01-05 Johnson Matthey Public Limited Company Improvements in or relating to profile change sensors
FR2600162A1 (en) * 1986-06-12 1987-12-18 Sealol Pressure detector with adjustable threshold
EP0400818A1 (en) * 1989-05-25 1990-12-05 BS & B SAFETY SYSTEMS, INC. Rupturable fluid flow indicator
FR2838804A1 (en) * 2002-04-18 2003-10-24 Renault Sa Pressure sensor for a liquefied gas tank, especially for a motor vehicle, comprises a piezoelectric sensor that is formed by converting the inner tank wall surface to corundum which then acts as the sensor itself

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