JPS58116662U - electromagnetic acoustic transducer - Google Patents

electromagnetic acoustic transducer

Info

Publication number
JPS58116662U
JPS58116662U JP1323282U JP1323282U JPS58116662U JP S58116662 U JPS58116662 U JP S58116662U JP 1323282 U JP1323282 U JP 1323282U JP 1323282 U JP1323282 U JP 1323282U JP S58116662 U JPS58116662 U JP S58116662U
Authority
JP
Japan
Prior art keywords
acoustic transducer
electromagnetic acoustic
electromagnets
cores
coils
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
JP1323282U
Other languages
Japanese (ja)
Inventor
森本　一夫
Original Assignee
三菱重工業株式会社
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 三菱重工業株式会社 filed Critical 三菱重工業株式会社
Priority to JP1323282U priority Critical patent/JPS58116662U/en
Priority to US06/415,906 priority patent/US4471658A/en
Priority to DE3234424A priority patent/DE3234424C2/en
Priority to GB08226146A priority patent/GB2110053B/en
Priority to FR8215955A priority patent/FR2513475B1/en
Publication of JPS58116662U publication Critical patent/JPS58116662U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

・　第１図〜第３図は本出願が既に提案したＥＭＡＴを
示すも、ので、第１図は正面図、第２図は第１図の右側
面図、第３図はコイルを巻装する　　　　　′前のＥＭ
ＡＴの正面図である。第４図はＥＭＡＴの動作原理を示
す説明図である。第５図〜第７図は本考案の一実施例を
示すＥＭＡＴであり、第５図は正面図、第６図は第５図
の右側面図、第７図は別のコイルを巻装する前のＥＭＡ
Ｔの正面図である。 ４・・・細？、１３・・・フェライトコア、１５・・・
コイル、１６・・・ＥＭＡＴ、１７・・・電磁石。- Figures 1 to 3 show the EMAT already proposed in this application, so Figure 1 is a front view, Figure 2 is a right side view of Figure 1, and Figure 3 shows the winding of the coil. 'Previous EM
It is a front view of AT. FIG. 4 is an explanatory diagram showing the operating principle of EMAT. Figures 5 to 7 show an EMAT showing an embodiment of the present invention, Figure 5 is a front view, Figure 6 is a right side view of Figure 5, and Figure 7 is a winding of another coil. Previous EMA
It is a front view of T. 4...Thin? , 13... ferrite core, 15...
Coil, 16... EMAT, 17... Electromagnet.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 円盤状のコア間に円柱状省電磁石をそのコイルに電流を
流したときその極性が向き合うように順次配列すると共
に、これらコアと電磁石に別のコイルを巻装したことを
特徴とする電磁音響トランスデ゛ユ２−サ。An electromagnetic acoustic transducer characterized in that cylindrical energy saving electromagnets are sequentially arranged between disc-shaped cores so that their polarities face each other when current is passed through the coils, and another coil is wound around these cores and the electromagnets.゛Yu2-sa.
JP1323282U 1981-09-22 1982-02-02 electromagnetic acoustic transducer Pending JPS58116662U (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP1323282U JPS58116662U (en) 1982-02-02 1982-02-02 electromagnetic acoustic transducer
US06/415,906 US4471658A (en) 1981-09-22 1982-09-08 Electromagnetic acoustic transducer
DE3234424A DE3234424C2 (en) 1981-09-22 1982-09-14 Electromagnetic-acoustic converter
GB08226146A GB2110053B (en) 1981-09-22 1982-09-14 Electromagnetic acoustic transducer
FR8215955A FR2513475B1 (en) 1981-09-22 1982-09-22 ELECTROMAGNETICALLY ACOUSTIC TRANSDUCER FOR TUBE CONTROL

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1323282U JPS58116662U (en) 1982-02-02 1982-02-02 electromagnetic acoustic transducer

Publications (1)

Publication Number Publication Date
JPS58116662U true JPS58116662U (en) 1983-08-09

Family

ID=30025756

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1323282U Pending JPS58116662U (en) 1981-09-22 1982-02-02 electromagnetic acoustic transducer

Country Status (1)

Country Link
JP (1) JPS58116662U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018160951A1 (en) 2017-03-02 2018-09-07 Quest Integrated, Llc Electromagnetic acoustic transducer (emat) for corrosion mapping

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS548585A (en) * 1977-06-21 1979-01-22 Nippon Steel Corp Magnetic field generator for measuring instruments applying electromagnetic ultrasonic waves
JPS5498289A (en) * 1978-01-20 1979-08-03 Nippon Steel Corp Electromagnetic ultrasonic wave generating detector
JPS5621058A (en) * 1979-07-30 1981-02-27 Nippon Kokan Kk <Nkk> Transducer for electromagnetic supersonic wave flaw detection

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS548585A (en) * 1977-06-21 1979-01-22 Nippon Steel Corp Magnetic field generator for measuring instruments applying electromagnetic ultrasonic waves
JPS5498289A (en) * 1978-01-20 1979-08-03 Nippon Steel Corp Electromagnetic ultrasonic wave generating detector
JPS5621058A (en) * 1979-07-30 1981-02-27 Nippon Kokan Kk <Nkk> Transducer for electromagnetic supersonic wave flaw detection

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018160951A1 (en) 2017-03-02 2018-09-07 Quest Integrated, Llc Electromagnetic acoustic transducer (emat) for corrosion mapping
JP2020509388A (en) * 2017-03-02 2020-03-26 クエスト インテグレーテッド， エルエルシー Electromagnetic ultrasonic transducer (EMAT) for corrosion mapping
EP3589941A4 (en) * 2017-03-02 2020-12-16 Quest Integrated, LLC Electromagnetic acoustic transducer (emat) for corrosion mapping

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