JPS60141549U - Eddy current flaw detection equipment - Google Patents
Eddy current flaw detection equipmentInfo
- Publication number
- JPS60141549U JPS60141549U JP3001584U JP3001584U JPS60141549U JP S60141549 U JPS60141549 U JP S60141549U JP 3001584 U JP3001584 U JP 3001584U JP 3001584 U JP3001584 U JP 3001584U JP S60141549 U JPS60141549 U JP S60141549U
- Authority
- JP
- Japan
- Prior art keywords
- eddy current
- flaw detection
- coil
- coils
- current flaw
- 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
Links
Landscapes
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
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
第１図は従来の渦流探傷装置のプローブセンサを略示し
た説明図、第２図はこの発明に係る渦流 ′探傷装置
の一実施例に用いられるプローブセンサの構成を略示し
た説明図、第３図は第２図に示したコイルの接続状態を
示す回路図である。
２０．２５．３Ｇ、３５，４０，４５，５０゜５５・・
・・・・コイル、６０，６１・・・・・・差動増幅器、
７０・・・・・・ＯＲゲート。FIG. 1 is an explanatory diagram schematically showing a probe sensor of a conventional eddy current flaw detection device, and FIG. FIG. 3 is a circuit diagram showing how the coils shown in FIG. 2 are connected. 20.25.3G, 35, 40, 45, 50°55...
... Coil, 60, 61 ... Differential amplifier,
70...OR gate.
Claims (1)
コイルの角部が対向するように配置されてなる第１の差
動コイルと、 三角形状に巻回された２個のコイル差動結合とし、両コ
イルの辺部が対向するように配置されてなる第２の差動
コイルとを含み、 前記第１の挙差動コイルを構成するコイルの斜辺の間隙
および前記第２の差動コイルを構成するコイルの対向す
る辺部の間隙を、検出すべき欠陥の幅にそれぞれ略等し
く設定したプローブセンサを備えたことを特徴とする渦
流探傷装置。[Claims for Utility Model Registration] A first differential coil in which two coils wound in a triangular shape are differentially coupled, and the corners of both coils are arranged to face each other; A differential coupling of two wound coils, including a second differential coil arranged such that the sides of both coils face each other, and a coil constituting the first differential coil. An eddy current flaw detection apparatus comprising a probe sensor in which a gap between hypotenuses and a gap between opposite sides of the coil constituting the second differential coil are set to be substantially equal to the width of a defect to be detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3001584U JPS60141549U (en) | 1984-02-29 | 1984-02-29 | Eddy current flaw detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3001584U JPS60141549U (en) | 1984-02-29 | 1984-02-29 | Eddy current flaw detection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60141549U true JPS60141549U (en) | 1985-09-19 |
Family
ID=30529333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3001584U Pending JPS60141549U (en) | 1984-02-29 | 1984-02-29 | Eddy current flaw detection equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60141549U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018215373A1 (en) * | 2017-05-24 | 2018-11-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Eddy current sensor comprising triangular coils for non-destructive testing of a substrate |
-
1984
- 1984-02-29 JP JP3001584U patent/JPS60141549U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018215373A1 (en) * | 2017-05-24 | 2018-11-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Eddy current sensor comprising triangular coils for non-destructive testing of a substrate |
| US11287398B2 (en) | 2017-05-24 | 2022-03-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Eddy current sensor for non-destructive testing of a substrate |
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