FR1225117A - Device for measuring low pressures - Google Patents

Device for measuring low pressures

Info

Publication number
FR1225117A
FR1225117A FR787123A FR787123A FR1225117A FR 1225117 A FR1225117 A FR 1225117A FR 787123 A FR787123 A FR 787123A FR 787123 A FR787123 A FR 787123A FR 1225117 A FR1225117 A FR 1225117A
Authority
FR
France
Prior art keywords
low pressures
measuring low
measuring
pressures
low
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
FR787123A
Other languages
French (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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1225117A publication Critical patent/FR1225117A/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
    • G01L9/12—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 capacitance, i.e. electric circuits therefor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR787123A 1958-02-21 1959-02-19 Device for measuring low pressures Expired FR1225117A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL1225117X 1958-02-21

Publications (1)

Publication Number Publication Date
FR1225117A true FR1225117A (en) 1960-06-29

Family

ID=19872229

Family Applications (1)

Application Number Title Priority Date Filing Date
FR787123A Expired FR1225117A (en) 1958-02-21 1959-02-19 Device for measuring low pressures

Country Status (1)

Country Link
FR (1) FR1225117A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111404503A (en) * 2020-04-24 2020-07-10 中国地震局地壳应力研究所 Differential capacitance alternating current bridge sensing control circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111404503A (en) * 2020-04-24 2020-07-10 中国地震局地壳应力研究所 Differential capacitance alternating current bridge sensing control circuit

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