FR2693798B1 - Dispositif d'inspection de courants de foucauld a champ magnetique rotatif. - Google Patents
Dispositif d'inspection de courants de foucauld a champ magnetique rotatif.Info
- Publication number
- FR2693798B1 FR2693798B1 FR9307919A FR9307919A FR2693798B1 FR 2693798 B1 FR2693798 B1 FR 2693798B1 FR 9307919 A FR9307919 A FR 9307919A FR 9307919 A FR9307919 A FR 9307919A FR 2693798 B1 FR2693798 B1 FR 2693798B1
- Authority
- FR
- France
- Prior art keywords
- foucauld
- inspecting
- currents
- magnetic field
- rotary magnetic
- 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 - Fee Related
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
- G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
- G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
- G01N27/904—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents with two or more sensors
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US90696692A | 1992-06-30 | 1992-06-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2693798A1 FR2693798A1 (fr) | 1994-01-21 |
FR2693798B1 true FR2693798B1 (fr) | 1996-09-13 |
Family
ID=25423317
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9307919A Expired - Fee Related FR2693798B1 (fr) | 1992-06-30 | 1993-06-29 | Dispositif d'inspection de courants de foucauld a champ magnetique rotatif. |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPH0772123A (fr) |
CA (1) | CA2099684A1 (fr) |
FR (1) | FR2693798B1 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108139363B (zh) * | 2015-07-28 | 2021-09-28 | 美国捷特公司 | 用于涡流检验探头的驱动线圈 |
KR102140170B1 (ko) * | 2018-11-27 | 2020-07-31 | 조선대학교산학협력단 | 교차 경사형 유도전류를 이용한 비파괴 검사장치용 프로브 및 비파괴 검사장치용 유도코일 제조방법 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1436186A (en) * | 1973-02-05 | 1976-05-19 | Shepherdson M | Electro-magnetic non-destructive testing by means of a rotating field |
US4331896A (en) * | 1980-10-20 | 1982-05-25 | Sedgewick Richard D | Zig-zag windings, winding machine, and method |
SU1307322A1 (ru) * | 1984-12-28 | 1987-04-30 | Научно-исследовательский институт электронной интроскопии при Томском политехническом институте им.С.М.Кирова | Вихретоковый преобразователь с вращающимс полем |
EP0228473B1 (fr) * | 1985-07-03 | 1992-01-22 | Nippon Steel Corporation | Appareil de detection non-destructive de defauts de materiaux metalliques par un champ magnetique |
SU1420514A2 (ru) * | 1987-02-11 | 1988-08-30 | Научно-исследовательский институт интроскопии Томского политехнического института им.С.М.Кирова | Проходной вихретоковый преобразователь с вращающимс полем |
-
1993
- 1993-06-29 FR FR9307919A patent/FR2693798B1/fr not_active Expired - Fee Related
- 1993-06-29 CA CA 2099684 patent/CA2099684A1/fr not_active Abandoned
- 1993-06-30 JP JP16217893A patent/JPH0772123A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2693798A1 (fr) | 1994-01-21 |
JPH0772123A (ja) | 1995-03-17 |
CA2099684A1 (fr) | 1993-12-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |