FR644253A - Pressure gauge for measuring very low pressures - Google Patents

Pressure gauge for measuring very low pressures

Info

Publication number
FR644253A
FR644253A FR644253DA FR644253A FR 644253 A FR644253 A FR 644253A FR 644253D A FR644253D A FR 644253DA FR 644253 A FR644253 A FR 644253A
Authority
FR
France
Prior art keywords
measuring
pressure gauge
low pressures
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
Other languages
French (fr)
Inventor
Louis Guichard
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
Application granted granted Critical
Publication of FR644253A publication Critical patent/FR644253A/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
    • G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
FR644253D 1927-04-29 1927-04-29 Pressure gauge for measuring very low pressures Expired FR644253A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR644253T 1927-04-29

Publications (1)

Publication Number Publication Date
FR644253A true FR644253A (en) 1928-10-05

Family

ID=9000029

Family Applications (1)

Application Number Title Priority Date Filing Date
FR644253D Expired FR644253A (en) 1927-04-29 1927-04-29 Pressure gauge for measuring very low pressures

Country Status (1)

Country Link
FR (1) FR644253A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2457713A (en) * 1945-03-24 1948-12-28 Osborne Ronald Roy Apparatus for testing the operation of oxygen supply equipment for aircraft
US2874569A (en) * 1955-04-05 1959-02-24 American Meter Co Gas meter diaphragm
US3155019A (en) * 1960-05-06 1964-11-03 Thompson Ramo Wooldridge Inc Hot gas servo system having rotary actuator
US5767412A (en) * 1992-04-30 1998-06-16 L.A. Gear, Inc. Pneumatic pressure indicator

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2457713A (en) * 1945-03-24 1948-12-28 Osborne Ronald Roy Apparatus for testing the operation of oxygen supply equipment for aircraft
US2874569A (en) * 1955-04-05 1959-02-24 American Meter Co Gas meter diaphragm
US3155019A (en) * 1960-05-06 1964-11-03 Thompson Ramo Wooldridge Inc Hot gas servo system having rotary actuator
US5767412A (en) * 1992-04-30 1998-06-16 L.A. Gear, Inc. Pneumatic pressure indicator

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