FR1521091A - Improvements to membranes for the detection and measurement of differential pressures and electric fields - Google Patents

Improvements to membranes for the detection and measurement of differential pressures and electric fields

Info

Publication number
FR1521091A
FR1521091A FR104429A FR104429A FR1521091A FR 1521091 A FR1521091 A FR 1521091A FR 104429 A FR104429 A FR 104429A FR 104429 A FR104429 A FR 104429A FR 1521091 A FR1521091 A FR 1521091A
Authority
FR
France
Prior art keywords
membranes
measurement
detection
electric fields
differential pressures
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
FR104429A
Other languages
French (fr)
Inventor
Marcel J E Golay
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
Priority claimed from US546087A external-priority patent/US3387494A/en
Application filed filed Critical
Priority to FR104429A priority Critical patent/FR1521091A/en
Application granted granted Critical
Publication of FR1521091A publication Critical patent/FR1521091A/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
    • G01L9/0076—Transmitting or indicating the displacement of flexible diaphragms using photoelectric means
    • G01L9/0077—Transmitting or indicating the displacement of flexible diaphragms using photoelectric means for measuring reflected light
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J3/00—Diaphragms; Bellows; Bellows pistons
    • F16J3/02—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)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
FR104429A 1966-04-28 1967-04-27 Improvements to membranes for the detection and measurement of differential pressures and electric fields Expired FR1521091A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR104429A FR1521091A (en) 1966-04-28 1967-04-27 Improvements to membranes for the detection and measurement of differential pressures and electric fields

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US546087A US3387494A (en) 1966-04-28 1966-04-28 Tensioned membrane
FR104429A FR1521091A (en) 1966-04-28 1967-04-27 Improvements to membranes for the detection and measurement of differential pressures and electric fields

Publications (1)

Publication Number Publication Date
FR1521091A true FR1521091A (en) 1968-04-12

Family

ID=26175997

Family Applications (1)

Application Number Title Priority Date Filing Date
FR104429A Expired FR1521091A (en) 1966-04-28 1967-04-27 Improvements to membranes for the detection and measurement of differential pressures and electric fields

Country Status (1)

Country Link
FR (1) FR1521091A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2420699A1 (en) * 1978-03-25 1979-10-19 Bosch Gmbh Robert MEMBRANE AND METHOD FOR MANUFACTURING A MEMBRANE
FR2434317A1 (en) * 1978-07-27 1980-03-21 Bosch Gmbh Robert MEMBRANE AND METHOD FOR THE PRODUCTION OF A MEMBRANE

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2420699A1 (en) * 1978-03-25 1979-10-19 Bosch Gmbh Robert MEMBRANE AND METHOD FOR MANUFACTURING A MEMBRANE
FR2434317A1 (en) * 1978-07-27 1980-03-21 Bosch Gmbh Robert MEMBRANE AND METHOD FOR THE PRODUCTION OF A MEMBRANE

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