JPH0436323B2 - - Google Patents

Info

Publication number
JPH0436323B2
JPH0436323B2 JP59014737A JP1473784A JPH0436323B2 JP H0436323 B2 JPH0436323 B2 JP H0436323B2 JP 59014737 A JP59014737 A JP 59014737A JP 1473784 A JP1473784 A JP 1473784A JP H0436323 B2 JPH0436323 B2 JP H0436323B2
Authority
JP
Japan
Prior art keywords
cylinder
rod
piezoelectric element
insertion hole
shaped case
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.)
Expired - Lifetime
Application number
JP59014737A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60158322A (ja
Inventor
Hiroshi Myata
Junichi Suzuka
Shogo Kawashiri
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.)
Niterra Co Ltd
Original Assignee
NGK Spark Plug Co Ltd
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 NGK Spark Plug Co Ltd filed Critical NGK Spark Plug Co Ltd
Priority to JP1473784A priority Critical patent/JPS60158322A/ja
Publication of JPS60158322A publication Critical patent/JPS60158322A/ja
Publication of JPH0436323B2 publication Critical patent/JPH0436323B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
    • G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
    • G01H11/08—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
JP1473784A 1984-01-30 1984-01-30 音響センサ− Granted JPS60158322A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1473784A JPS60158322A (ja) 1984-01-30 1984-01-30 音響センサ−

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1473784A JPS60158322A (ja) 1984-01-30 1984-01-30 音響センサ−

Publications (2)

Publication Number Publication Date
JPS60158322A JPS60158322A (ja) 1985-08-19
JPH0436323B2 true JPH0436323B2 (en]) 1992-06-15

Family

ID=11869430

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1473784A Granted JPS60158322A (ja) 1984-01-30 1984-01-30 音響センサ−

Country Status (1)

Country Link
JP (1) JPS60158322A (en])

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3631243A1 (de) * 1986-09-13 1988-03-24 Bosch Gmbh Robert Zuendkerze mit einer messvorrichtung
DE4425702A1 (de) * 1994-07-20 1996-01-25 Marco Systemanalyse Entw Verfahren und Vorrichtung zum Analysieren des Körperschalls in festen Körpern
DE10114045A1 (de) * 2001-03-22 2002-10-02 Bosch Gmbh Robert Schwingungsaufnehmer zur Befestigung an einem Schwingungen aufweisenden Bauteil

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5745539U (en]) * 1980-08-30 1982-03-13
JPS58139031A (ja) * 1982-02-15 1983-08-18 Mitsubishi Electric Corp 振動検出器

Also Published As

Publication number Publication date
JPS60158322A (ja) 1985-08-19

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