NL7111424A - - Google Patents

Info

Publication number
NL7111424A
NL7111424A NL7111424A NL7111424A NL7111424A NL 7111424 A NL7111424 A NL 7111424A NL 7111424 A NL7111424 A NL 7111424A NL 7111424 A NL7111424 A NL 7111424A NL 7111424 A NL7111424 A NL 7111424A
Authority
NL
Netherlands
Application number
NL7111424A
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
Publication of NL7111424A publication Critical patent/NL7111424A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge
    • G01R17/02—Arrangements in which the value to be measured is automatically compared with a reference value
    • G01R17/06—Automatic balancing arrangements
    • G01R17/08—Automatic balancing arrangements in which a force or torque representing the measured value is balanced by a force or torque representing the reference value
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K3/00—Thermometers giving results other than momentary value of temperature
    • G01K3/08—Thermometers giving results other than momentary value of temperature giving differences of values; giving differentiated values
    • G01K3/10—Thermometers giving results other than momentary value of temperature giving differences of values; giving differentiated values in respect of time, e.g. reacting only to a quick change of temperature
    • G01K3/12—Thermometers giving results other than momentary value of temperature giving differences of values; giving differentiated values in respect of time, e.g. reacting only to a quick change of temperature based upon expansion or contraction of materials
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
    • G01L11/004—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by the use of counterbalancing forces
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L13/00—Devices or apparatus for measuring differences of two or more fluid pressure values
    • G01L13/02—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements
    • G01L13/023—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements using bellows
    • 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
    • G01L9/0026—Transmitting or indicating the displacement of flexible, deformable tubes by electric, electromechanical, magnetic or electromagnetic means
    • G01L9/0032—Transmitting or indicating the displacement of flexible, deformable tubes by electric, electromechanical, magnetic or electromagnetic means using photoelectric means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Measuring Fluid Pressure (AREA)
NL7111424A 1970-08-24 1971-08-19 NL7111424A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6636670A 1970-08-24 1970-08-24

Publications (1)

Publication Number Publication Date
NL7111424A true NL7111424A (xx) 1972-02-28

Family

ID=22069040

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7111424A NL7111424A (xx) 1970-08-24 1971-08-19

Country Status (10)

Country Link
US (1) US3625062A (xx)
AU (1) AU463284B2 (xx)
BE (1) BE771714A (xx)
CA (1) CA942965A (xx)
CH (1) CH542435A (xx)
DE (1) DE2140660A1 (xx)
ES (1) ES394462A1 (xx)
FR (1) FR2105951A5 (xx)
GB (1) GB1336943A (xx)
NL (1) NL7111424A (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4665747A (en) * 1985-04-19 1987-05-19 Muscatell Ralph P Flight instrument using light interference for pressure sensing
DE3726857A1 (de) * 1987-08-28 1989-02-23 Shimpo Ind Krafteinleiteinrichtung
DE69923783D1 (de) 1998-12-04 2005-03-24 Weatherford Lamb Drucksensor mit bragg-gitter
BR9915956B1 (pt) 1998-12-04 2011-10-18 sensor de pressão, e, método para sensoriar pressão.
US6439055B1 (en) 1999-11-15 2002-08-27 Weatherford/Lamb, Inc. Pressure sensor assembly structure to insulate a pressure sensing device from harsh environments
US6626043B1 (en) 2000-01-31 2003-09-30 Weatherford/Lamb, Inc. Fluid diffusion resistant glass-encased fiber optic sensor
AU2010221385B2 (en) * 2009-03-06 2012-10-04 Dwyer Instruments, Inc. Pressure gage with magnetically coupled diaphragm

Also Published As

Publication number Publication date
CA942965A (en) 1974-03-05
US3625062A (en) 1971-12-07
DE2140660A1 (de) 1972-03-02
BE771714A (fr) 1971-12-31
ES394462A1 (es) 1974-03-01
FR2105951A5 (xx) 1972-04-28
CH542435A (fr) 1973-09-30
GB1336943A (en) 1973-11-14
AU3173871A (en) 1973-02-01
AU463284B2 (en) 1975-07-24

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