JPS5218376A - Method of automatically calculating oscillatory frequency of extension measurement cord in digital form - Google Patents

Method of automatically calculating oscillatory frequency of extension measurement cord in digital form

Info

Publication number
JPS5218376A
JPS5218376A JP4668676A JP4668676A JPS5218376A JP S5218376 A JPS5218376 A JP S5218376A JP 4668676 A JP4668676 A JP 4668676A JP 4668676 A JP4668676 A JP 4668676A JP S5218376 A JPS5218376 A JP S5218376A
Authority
JP
Japan
Prior art keywords
digital form
automatically calculating
oscillatory frequency
extension measurement
measurement cord
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
JP4668676A
Other languages
Japanese (ja)
Inventor
Burunku Otsutoo
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.)
HAA MAIHAKU AG
H Maihak AG
Original Assignee
HAA MAIHAKU AG
H Maihak 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 HAA MAIHAKU AG, H Maihak AG filed Critical HAA MAIHAKU AG
Publication of JPS5218376A publication Critical patent/JPS5218376A/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
    • G01L1/00—Measuring force or stress, in general
    • G01L1/10—Measuring force or stress, in general by measuring variations of frequency of stressed vibrating elements, e.g. of stressed strings
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G3/00—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances
    • G01G3/12—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing
    • G01G3/16—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing measuring variations of frequency of oscillations of the body
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
    • G01H3/04—Frequency
    • G01H3/08—Analysing frequencies present in complex vibrations, e.g. comparing harmonics present

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measuring Fluid Pressure (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
JP4668676A 1975-07-31 1976-04-26 Method of automatically calculating oscillatory frequency of extension measurement cord in digital form Pending JPS5218376A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752534219 DE2534219C3 (en) 1975-07-31 1975-07-31 Circuit arrangement for digital evaluation of the frequencies of strain gauges present in the form of electrical signals

Publications (1)

Publication Number Publication Date
JPS5218376A true JPS5218376A (en) 1977-02-10

Family

ID=5952907

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4668676A Pending JPS5218376A (en) 1975-07-31 1976-04-26 Method of automatically calculating oscillatory frequency of extension measurement cord in digital form

Country Status (2)

Country Link
JP (1) JPS5218376A (en)
DE (1) DE2534219C3 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5466881A (en) * 1977-10-13 1979-05-29 Meisei Electric Co Ltd Force sensor with quartz oscillator
JPS5984445U (en) * 1983-08-31 1984-06-07 明星電気株式会社 Force sensor using a crystal oscillator
JPS6418933A (en) * 1987-07-15 1989-01-23 Sumitomo Electric Industries Production of optical fiber

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7779690B2 (en) * 2007-02-06 2010-08-24 Campbell Scientific, Inc. Vibrating wire sensor using spectral analysis
CN107270954B (en) * 2017-06-14 2019-08-27 长江水利委员会长江科学院 A kind of vibrating string type sensor performance evaluation device and method
CN109668657A (en) * 2018-12-19 2019-04-23 上海建工集团股份有限公司 Type vibration wire pressure rings denoising device and method

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5466881A (en) * 1977-10-13 1979-05-29 Meisei Electric Co Ltd Force sensor with quartz oscillator
JPS5984445U (en) * 1983-08-31 1984-06-07 明星電気株式会社 Force sensor using a crystal oscillator
JPS6014198Y2 (en) * 1983-08-31 1985-05-07 明星電気株式会社 Force sensor using a crystal oscillator
JPS6418933A (en) * 1987-07-15 1989-01-23 Sumitomo Electric Industries Production of optical fiber

Also Published As

Publication number Publication date
DE2534219A1 (en) 1977-02-17
DE2534219C3 (en) 1979-12-06
DE2534219B2 (en) 1979-03-29

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