JPH0254506B2 - - Google Patents

Info

Publication number
JPH0254506B2
JPH0254506B2 JP56181170A JP18117081A JPH0254506B2 JP H0254506 B2 JPH0254506 B2 JP H0254506B2 JP 56181170 A JP56181170 A JP 56181170A JP 18117081 A JP18117081 A JP 18117081A JP H0254506 B2 JPH0254506 B2 JP H0254506B2
Authority
JP
Japan
Prior art keywords
coil
generator
coils
electromagnetic ultrasonic
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.)
Expired - Lifetime
Application number
JP56181170A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5883255A (ja
Inventor
Jun Kubota
Kazuya Sato
Takashi Kadowaki
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
Nippon Steel Corp
Original Assignee
Hitachi Ltd
Sumitomo Metal Industries 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, Sumitomo Metal Industries Ltd filed Critical Hitachi Ltd
Priority to JP56181170A priority Critical patent/JPS5883255A/ja
Publication of JPS5883255A publication Critical patent/JPS5883255A/ja
Publication of JPH0254506B2 publication Critical patent/JPH0254506B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/24—Probes
    • G01N29/2412—Probes using the magnetostrictive properties of the material to be examined, e.g. electromagnetic acoustic transducers [EMAT]

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
JP56181170A 1981-11-13 1981-11-13 電磁式超音波発生装置 Granted JPS5883255A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56181170A JPS5883255A (ja) 1981-11-13 1981-11-13 電磁式超音波発生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56181170A JPS5883255A (ja) 1981-11-13 1981-11-13 電磁式超音波発生装置

Publications (2)

Publication Number Publication Date
JPS5883255A JPS5883255A (ja) 1983-05-19
JPH0254506B2 true JPH0254506B2 (de) 1990-11-21

Family

ID=16096105

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56181170A Granted JPS5883255A (ja) 1981-11-13 1981-11-13 電磁式超音波発生装置

Country Status (1)

Country Link
JP (1) JPS5883255A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3446336A1 (de) * 1984-12-14 1986-06-26 Mannesmann AG, 4000 Düsseldorf Elektrodynamischer wandler zur erzeugung von ultraschallwellen
JP5959177B2 (ja) * 2011-10-20 2016-08-02 三菱電機株式会社 電磁超音波探触子および電磁超音波探傷装置
JP6275031B2 (ja) * 2014-12-25 2018-02-07 株式会社神戸製鋼所 電磁超音波センサ

Also Published As

Publication number Publication date
JPS5883255A (ja) 1983-05-19

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