JPS57208418A - Vibration sensor of engine - Google Patents

Vibration sensor of engine

Info

Publication number
JPS57208418A
JPS57208418A JP9449681A JP9449681A JPS57208418A JP S57208418 A JPS57208418 A JP S57208418A JP 9449681 A JP9449681 A JP 9449681A JP 9449681 A JP9449681 A JP 9449681A JP S57208418 A JPS57208418 A JP S57208418A
Authority
JP
Japan
Prior art keywords
temperature coefficient
plates
young
modulus
piezoelectric
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
JP9449681A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6319013B2 (enExample
Inventor
Haruyoshi Kondo
Atsushi Tsukada
Masaharu Takeuchi
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.)
Toyota Central R&D Labs Inc
Original Assignee
Toyota Central R&D Labs Inc
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 Toyota Central R&D Labs Inc filed Critical Toyota Central R&D Labs Inc
Priority to JP9449681A priority Critical patent/JPS57208418A/ja
Publication of JPS57208418A publication Critical patent/JPS57208418A/ja
Publication of JPS6319013B2 publication Critical patent/JPS6319013B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H13/00—Measuring resonant frequency

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Testing Of Engines (AREA)
JP9449681A 1981-06-18 1981-06-18 Vibration sensor of engine Granted JPS57208418A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9449681A JPS57208418A (en) 1981-06-18 1981-06-18 Vibration sensor of engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9449681A JPS57208418A (en) 1981-06-18 1981-06-18 Vibration sensor of engine

Publications (2)

Publication Number Publication Date
JPS57208418A true JPS57208418A (en) 1982-12-21
JPS6319013B2 JPS6319013B2 (enExample) 1988-04-21

Family

ID=14111907

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9449681A Granted JPS57208418A (en) 1981-06-18 1981-06-18 Vibration sensor of engine

Country Status (1)

Country Link
JP (1) JPS57208418A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4608506A (en) * 1983-03-31 1986-08-26 Tokyo Shibaura Denki Kabushiki Kaisha Temperature compensated drive for a piezoelectric displacement generator
US4612581A (en) * 1984-04-13 1986-09-16 Kabushiki Kaisha Toshiba Image signal reproduction circuit for swing image sensor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4608506A (en) * 1983-03-31 1986-08-26 Tokyo Shibaura Denki Kabushiki Kaisha Temperature compensated drive for a piezoelectric displacement generator
US4612581A (en) * 1984-04-13 1986-09-16 Kabushiki Kaisha Toshiba Image signal reproduction circuit for swing image sensor

Also Published As

Publication number Publication date
JPS6319013B2 (enExample) 1988-04-21

Similar Documents

Publication Publication Date Title
GB2141231A (en) Force sensors
AU515336B2 (en) Reducing the resonant frequency ofa piezoelectric transducer
JPS55123299A (en) Acoustic-wave video transducer
JPS57208418A (en) Vibration sensor of engine
JPS5612513A (en) Film oscillation sensor
JPS5596713A (en) Outline vibration mode piezo-vibrator
GB1425435A (en) Oscillator element
JPS56144585A (en) Bimorph piezoelectric element
JPS6420714A (en) Surface acoustic wave device
EP0123455A3 (en) Acoustic receiver transducer
EP0140002A3 (en) Temperature-compensated orientation of berlinite for surface acoustic wave devices
GB1258034A (enExample)
JPS6429199A (en) Ultrasonic ceramic microphone
JPS5679986A (en) Buzzer for electronic timepiece
JPS5669995A (en) Diaphragm for audio loudspeaker
JPS6429110A (en) Structure of twin tuning fork piezoelectric vibrator
JPS5332692A (en) Short side piezoelectric vibrator
CH625388GA3 (en) Piezoelectric crystal vibrator operating by thickness shearing, method of manufacturing this vibrator
JPS6421975A (en) Piezoelectric element drive type actuator
JPS55100723A (en) Piezoelectric resonator
JPS54137290A (en) Crystal oscillator
JPS56166618A (en) Supporting structure of piezoelectric oscillator
JPS57212814A (en) Supporting body for flat-shaped oscillator
JPS52137287A (en) Torsional vibration type electromechanical transducer
JPS574698A (en) Piezoelectric speaker