JPS57133310A - Capacity type displacement converting device - Google Patents

Capacity type displacement converting device

Info

Publication number
JPS57133310A
JPS57133310A JP1945081A JP1945081A JPS57133310A JP S57133310 A JPS57133310 A JP S57133310A JP 1945081 A JP1945081 A JP 1945081A JP 1945081 A JP1945081 A JP 1945081A JP S57133310 A JPS57133310 A JP S57133310A
Authority
JP
Japan
Prior art keywords
inverter
capacity type
outputs
type sensor
switching steps
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.)
Granted
Application number
JP1945081A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6356925B2 (enrdf_load_stackoverflow
Inventor
Tadashi Azegami
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.)
Yokogawa Electric Corp
Original Assignee
Hokushin Electric Works Ltd
Yokogawa Hokushin Electric Corp
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 Hokushin Electric Works Ltd, Yokogawa Hokushin Electric Corp filed Critical Hokushin Electric Works Ltd
Priority to JP1945081A priority Critical patent/JPS57133310A/ja
Priority to US06/275,510 priority patent/US4387601A/en
Priority to DE19813125664 priority patent/DE3125664A1/de
Priority to FR8112976A priority patent/FR2486232B1/fr
Publication of JPS57133310A publication Critical patent/JPS57133310A/ja
Publication of JPS6356925B2 publication Critical patent/JPS6356925B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G01D5/24—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 capacitance
    • G01D5/241—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 capacitance by relative movement of capacitor electrodes
    • G01D5/2417—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 capacitance by relative movement of capacitor electrodes by varying separation
    • 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)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
JP1945081A 1980-07-01 1981-02-12 Capacity type displacement converting device Granted JPS57133310A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1945081A JPS57133310A (en) 1981-02-12 1981-02-12 Capacity type displacement converting device
US06/275,510 US4387601A (en) 1980-07-01 1981-06-19 Capacitance type displacement conversion device
DE19813125664 DE3125664A1 (de) 1980-07-01 1981-06-30 Verstellwandlervorrichtung
FR8112976A FR2486232B1 (fr) 1980-07-01 1981-07-01 Dispositif de conversion de deplacement de type capacitif

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1945081A JPS57133310A (en) 1981-02-12 1981-02-12 Capacity type displacement converting device

Publications (2)

Publication Number Publication Date
JPS57133310A true JPS57133310A (en) 1982-08-18
JPS6356925B2 JPS6356925B2 (enrdf_load_stackoverflow) 1988-11-09

Family

ID=11999641

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1945081A Granted JPS57133310A (en) 1980-07-01 1981-02-12 Capacity type displacement converting device

Country Status (1)

Country Link
JP (1) JPS57133310A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4618862A (en) * 1982-06-28 1986-10-21 Fuji Electric Co., Ltd. Mechanical displacement transducer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4618862A (en) * 1982-06-28 1986-10-21 Fuji Electric Co., Ltd. Mechanical displacement transducer

Also Published As

Publication number Publication date
JPS6356925B2 (enrdf_load_stackoverflow) 1988-11-09

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