FR2480431B1 - - Google Patents

Info

Publication number
FR2480431B1
FR2480431B1 FR8008375A FR8008375A FR2480431B1 FR 2480431 B1 FR2480431 B1 FR 2480431B1 FR 8008375 A FR8008375 A FR 8008375A FR 8008375 A FR8008375 A FR 8008375A FR 2480431 B1 FR2480431 B1 FR 2480431B1
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
FR8008375A
Other languages
French (fr)
Other versions
FR2480431A1 (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.)
Societe dElectricite Mors SA
Original Assignee
Societe dElectricite Mors SA
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 Societe dElectricite Mors SA filed Critical Societe dElectricite Mors SA
Priority to FR8008375A priority Critical patent/FR2480431A1/fr
Priority to EP81400592A priority patent/EP0038266A1/fr
Publication of FR2480431A1 publication Critical patent/FR2480431A1/fr
Application granted granted Critical
Publication of FR2480431B1 publication Critical patent/FR2480431B1/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
    • 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
    • G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
    • G01L19/0627—Protection against aggressive medium in general
    • G01L19/0645—Protection against aggressive medium in general using isolation membranes, specially adapted for protection
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
    • G01L7/02—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges
    • G01L7/08—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges of the flexible-diaphragm type
    • G01L7/082—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges of the flexible-diaphragm type construction or mounting of 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
    • G01L9/0042—Constructional details associated with semiconductive diaphragm sensors, e.g. etching, or constructional details of non-semiconductive diaphragms
    • G01L9/0044—Constructional details of non-semiconductive diaphragms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Measuring Fluid Pressure (AREA)
FR8008375A 1980-04-15 1980-04-15 Transmetteur mecanique de pression a membrane, destine aux dispositifs de mesure de pression de fluide Granted FR2480431A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR8008375A FR2480431A1 (fr) 1980-04-15 1980-04-15 Transmetteur mecanique de pression a membrane, destine aux dispositifs de mesure de pression de fluide
EP81400592A EP0038266A1 (fr) 1980-04-15 1981-04-14 Transmetteur mécanique de pression à membrane, destiné aux dispositifs de mesure de pression de fluide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8008375A FR2480431A1 (fr) 1980-04-15 1980-04-15 Transmetteur mecanique de pression a membrane, destine aux dispositifs de mesure de pression de fluide

Publications (2)

Publication Number Publication Date
FR2480431A1 FR2480431A1 (fr) 1981-10-16
FR2480431B1 true FR2480431B1 (ref) 1983-03-18

Family

ID=9240871

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8008375A Granted FR2480431A1 (fr) 1980-04-15 1980-04-15 Transmetteur mecanique de pression a membrane, destine aux dispositifs de mesure de pression de fluide

Country Status (2)

Country Link
EP (1) EP0038266A1 (ref)
FR (1) FR2480431A1 (ref)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120253053B (zh) * 2025-05-06 2025-09-26 江苏杰创科技有限公司 一种具有自我保护性的压力仪表

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2172694A (en) * 1939-09-12 Aneroid altimetric device with a
US2241056A (en) * 1937-11-30 1941-05-06 Wright Aeronautical Corp Hydraulic diaphragm
FR949337A (fr) * 1946-08-28 1949-08-26 Nat Pressure Cooker Co Manomètre
US2618977A (en) * 1948-03-06 1952-11-25 Penn Controls Pressure gauge
FR1317420A (fr) * 1962-02-01 1963-02-08 Parkinson Cowan Appliances Ltd Membrane perfectionnée pour dispositif de mesure et de commande à fluides
FR1355765A (fr) * 1963-02-08 1964-03-20 Jaeger Ets Ed Perfectionnement apporté aux membranes déformables
US3411475A (en) * 1965-12-08 1968-11-19 Farr Co Pressure indicator for lubrication systems
FR1521411A (fr) * 1967-01-26 1968-04-19 Marchant Soc D Expl Du Materie Relais électrique sensible à action contrôlée par commande mécanique différentielle
GB1335255A (en) * 1970-06-19 1973-10-24 Alfa Romeo Spa Fluid pressure responsive device
US3779080A (en) * 1971-07-26 1973-12-18 Purex Corp Ltd Gauge recording maximum pressure
US3880010A (en) * 1973-08-14 1975-04-29 Acf Ind Inc Pressure indicator for railway cars
CH580305A5 (ref) * 1974-11-08 1976-09-30 Sauter Fr Ag Fabrik Elektrisch
FR2358649A1 (fr) * 1976-07-13 1978-02-10 Renaud Georges Manometre en particulier pour les engins agricoles tels que les pulverisateurs

Also Published As

Publication number Publication date
EP0038266A1 (fr) 1981-10-21
FR2480431A1 (fr) 1981-10-16

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Legal Events

Date Code Title Description
ST Notification of lapse