JPS5447673A - Device of measuring minute displacement - Google Patents

Device of measuring minute displacement

Info

Publication number
JPS5447673A
JPS5447673A JP10377878A JP10377878A JPS5447673A JP S5447673 A JPS5447673 A JP S5447673A JP 10377878 A JP10377878 A JP 10377878A JP 10377878 A JP10377878 A JP 10377878A JP S5447673 A JPS5447673 A JP S5447673A
Authority
JP
Japan
Prior art keywords
minute displacement
measuring minute
measuring
displacement
minute
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.)
Pending
Application number
JP10377878A
Other languages
Japanese (ja)
Inventor
Niyurunberugaa Uiruherumu
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of JPS5447673A publication Critical patent/JPS5447673A/en
Pending 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
    • G01L9/007—Transmitting or indicating the displacement of flexible diaphragms using variations in inductance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G01D5/22—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils
    • G01D5/2208—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils by influencing the self-induction of the coils
    • G01D5/2225—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils by influencing the self-induction of the coils by a movable non-ferromagnetic conductive element
    • G01D5/2233—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils by influencing the self-induction of the coils by a movable non-ferromagnetic conductive element constituting a short-circuiting element
    • 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
    • G01L13/025—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements using diaphragms
    • G01L13/026—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements using diaphragms involving double diaphragm
    • 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
    • G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
    • G01L9/0004—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using variations in inductance
JP10377878A 1977-08-30 1978-08-25 Device of measuring minute displacement Pending JPS5447673A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772739054 DE2739054C2 (en) 1977-08-30 1977-08-30 Device for measuring a small path length

Publications (1)

Publication Number Publication Date
JPS5447673A true JPS5447673A (en) 1979-04-14

Family

ID=6017672

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10377878A Pending JPS5447673A (en) 1977-08-30 1978-08-25 Device of measuring minute displacement

Country Status (2)

Country Link
JP (1) JPS5447673A (en)
DE (1) DE2739054C2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108548573A (en) * 2018-05-04 2018-09-18 湖南菲尔斯特传感器有限公司 Differential pressure flowmeter

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3109930A1 (en) * 1981-03-14 1982-09-23 Robert Bosch Gmbh, 7000 Stuttgart Displacement sensor
JPS5934107A (en) * 1982-08-20 1984-02-24 Mitsutoyo Mfg Co Ltd Portable digital machine for measuring displacement
FR2555742A1 (en) * 1983-11-25 1985-05-31 Sereg Soc Effective-pressure inductive sensor
DE4238862C2 (en) * 1992-01-30 1997-02-06 Daimler Benz Ag Temperature sensor
DE19504307A1 (en) * 1995-02-09 1996-08-14 Siemens Ag Position and/or speed detecting appts.
US7140257B2 (en) 2002-12-10 2006-11-28 Ashcroft Inc. Wireless transmitting pressure measurement device
US7165461B2 (en) 2003-03-27 2007-01-23 Ashcroft, Inc. Pressure gauge having dual function movement plate
WO2004094971A1 (en) 2003-03-27 2004-11-04 Dresser, Inc. Temperature measurement device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3238479A (en) * 1963-01-08 1966-03-01 Kaman Aircraft Corp Transducer
BE793404A (en) * 1971-12-28 1973-06-28 Siemens Ag PRESSURE OR DIFFERENTIAL PRESSURE MEASUREMENT CELL

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108548573A (en) * 2018-05-04 2018-09-18 湖南菲尔斯特传感器有限公司 Differential pressure flowmeter
CN108548573B (en) * 2018-05-04 2024-03-08 湖南菲尔斯特传感器有限公司 Differential pressure flowmeter

Also Published As

Publication number Publication date
DE2739054A1 (en) 1979-03-15
DE2739054C2 (en) 1982-10-28

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