JPS5542007A - Acoustic emission detecting device - Google Patents

Acoustic emission detecting device

Info

Publication number
JPS5542007A
JPS5542007A JP11453178A JP11453178A JPS5542007A JP S5542007 A JPS5542007 A JP S5542007A JP 11453178 A JP11453178 A JP 11453178A JP 11453178 A JP11453178 A JP 11453178A JP S5542007 A JPS5542007 A JP S5542007A
Authority
JP
Japan
Prior art keywords
output
circuit
numerator
denominator
signal
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
JP11453178A
Other languages
English (en)
Other versions
JPS5822702B2 (ja
Inventor
Kazuya Sato
Yoshinori Takesute
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP11453178A priority Critical patent/JPS5822702B2/ja
Publication of JPS5542007A publication Critical patent/JPS5542007A/ja
Publication of JPS5822702B2 publication Critical patent/JPS5822702B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
JP11453178A 1978-09-20 1978-09-20 アコ−ステイツクエミツシヨン検出装置 Expired JPS5822702B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11453178A JPS5822702B2 (ja) 1978-09-20 1978-09-20 アコ−ステイツクエミツシヨン検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11453178A JPS5822702B2 (ja) 1978-09-20 1978-09-20 アコ−ステイツクエミツシヨン検出装置

Publications (2)

Publication Number Publication Date
JPS5542007A true JPS5542007A (en) 1980-03-25
JPS5822702B2 JPS5822702B2 (ja) 1983-05-10

Family

ID=14640077

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11453178A Expired JPS5822702B2 (ja) 1978-09-20 1978-09-20 アコ−ステイツクエミツシヨン検出装置

Country Status (1)

Country Link
JP (1) JPS5822702B2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5784353A (en) * 1980-11-14 1982-05-26 Nippon Steel Corp Damage detecting method for object

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5784353A (en) * 1980-11-14 1982-05-26 Nippon Steel Corp Damage detecting method for object

Also Published As

Publication number Publication date
JPS5822702B2 (ja) 1983-05-10

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