FR2600162B1 - Detecteur de pression a seuil ajustable - Google Patents

Detecteur de pression a seuil ajustable

Info

Publication number
FR2600162B1
FR2600162B1 FR8608495A FR8608495A FR2600162B1 FR 2600162 B1 FR2600162 B1 FR 2600162B1 FR 8608495 A FR8608495 A FR 8608495A FR 8608495 A FR8608495 A FR 8608495A FR 2600162 B1 FR2600162 B1 FR 2600162B1
Authority
FR
France
Prior art keywords
pressure sensor
adjustable threshold
adjustable
threshold
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
FR8608495A
Other languages
English (en)
Other versions
FR2600162A1 (fr
Inventor
Daniel Manderscheid
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.)
EG&G Sealol Inc
Original Assignee
EG&G Sealol 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 EG&G Sealol Inc filed Critical EG&G Sealol Inc
Priority to FR8608495A priority Critical patent/FR2600162B1/fr
Priority to FR8710054A priority patent/FR2618222B2/fr
Publication of FR2600162A1 publication Critical patent/FR2600162A1/fr
Application granted granted Critical
Publication of FR2600162B1 publication Critical patent/FR2600162B1/fr
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
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/0007—Fluidic connecting means
    • G01L19/0046—Fluidic connecting means using isolation membranes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/08—Means for indicating or recording, e.g. for remote indication
    • G01L19/12—Alarms or signals
    • 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
    • G01L9/02—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 ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning
    • G01L9/04—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 ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning of resistance-strain gauges
    • G01L9/045—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 ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning of resistance-strain gauges with electric temperature compensating means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
FR8608495A 1986-06-12 1986-06-12 Detecteur de pression a seuil ajustable Expired FR2600162B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR8608495A FR2600162B1 (fr) 1986-06-12 1986-06-12 Detecteur de pression a seuil ajustable
FR8710054A FR2618222B2 (fr) 1986-06-12 1987-07-16 Transducteur de pression differentielle, relative ou absolue.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8608495A FR2600162B1 (fr) 1986-06-12 1986-06-12 Detecteur de pression a seuil ajustable

Publications (2)

Publication Number Publication Date
FR2600162A1 FR2600162A1 (fr) 1987-12-18
FR2600162B1 true FR2600162B1 (fr) 1989-03-24

Family

ID=9336256

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8608495A Expired FR2600162B1 (fr) 1986-06-12 1986-06-12 Detecteur de pression a seuil ajustable

Country Status (1)

Country Link
FR (1) FR2600162B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102607763B (zh) * 2011-12-20 2013-12-04 沈阳仪表科学研究院有限公司 数字式大过载比的共接口复合压力传感器
DE102017129792A1 (de) * 2017-12-13 2019-06-13 Endress+Hauser SE+Co. KG Modul-Baukasten zur Herstellung von Druckmessaufnehmern

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1493432A (fr) * 1965-12-22 1967-09-01 Dispositif capteur de pression ou de vibrations
US3520191A (en) * 1968-08-22 1970-07-14 Kistler Instr Corp Strain gage pressure transducer
DE2360276A1 (de) * 1973-12-04 1975-06-12 Eckardt Ag J Differenzdruckumformer
US4174729A (en) * 1977-02-25 1979-11-20 Otis Engineering Corporation Pressure sensing safety device
GB1558770A (en) * 1977-05-10 1980-01-09 Bell & Howell Ltd Differential pressure transducers
FR2500161A1 (fr) * 1981-02-18 1982-08-20 Grathnail Dev Co Ltd Appareil de surveillance de la pression des pneumatiques de vehicules
FR2577656B1 (fr) * 1985-02-19 1988-05-13 Sedeme Dispositif de surveillance de l'etat de remplissage en gaz d'une enceinte

Also Published As

Publication number Publication date
FR2600162A1 (fr) 1987-12-18

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Legal Events

Date Code Title Description
CD Change of name or company name
TP Transmission of property
ST Notification of lapse