JPS5228388B2 - - Google Patents
Info
- Publication number
- JPS5228388B2 JPS5228388B2 JP10144171A JP10144171A JPS5228388B2 JP S5228388 B2 JPS5228388 B2 JP S5228388B2 JP 10144171 A JP10144171 A JP 10144171A JP 10144171 A JP10144171 A JP 10144171A JP S5228388 B2 JPS5228388 B2 JP S5228388B2
- Authority
- JP
- Japan
- 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
Links
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/12—Measuring magnetic properties of articles or specimens of solids or fluids
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- 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
- G01N27/9006—Details, e.g. in the structure or functioning of sensors
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10144171A JPS5228388B2 (it) | 1971-12-16 | 1971-12-16 | |
| DE19722261498 DE2261498A1 (de) | 1971-12-16 | 1972-12-15 | Resonanzmesschaltung fuer magnetische eigenschaften |
| IT5475372A IT974102B (it) | 1971-12-16 | 1972-12-15 | Circuito a risonanza per la misura zione delle caratteristiche magneti che di materiale conduttivo magneti co od a correnti parassite |
| FR7244790A FR2163687A1 (it) | 1971-12-16 | 1972-12-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10144171A JPS5228388B2 (it) | 1971-12-16 | 1971-12-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4866884A JPS4866884A (it) | 1973-09-13 |
| JPS5228388B2 true JPS5228388B2 (it) | 1977-07-26 |
Family
ID=14300765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10144171A Expired JPS5228388B2 (it) | 1971-12-16 | 1971-12-16 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5228388B2 (it) |
| DE (1) | DE2261498A1 (it) |
| FR (1) | FR2163687A1 (it) |
| IT (1) | IT974102B (it) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4000458A (en) * | 1975-08-21 | 1976-12-28 | Bell Telephone Laboratories, Incorporated | Method for the noncontacting measurement of the electrical conductivity of a lamella |
| DE3238089A1 (de) * | 1982-10-14 | 1984-04-19 | Ballhaus, Heribert, Dipl.-Ing. Dr.-Ing, 7517 Waldbronn | Geraet zur detektion von korrosionsschaeden an stahlseilfoerdergurten |
| JPS6147554A (ja) * | 1984-08-13 | 1986-03-08 | Kobe Steel Ltd | フラツクス充填率のばらつき検知方法 |
| US4668913A (en) * | 1985-03-14 | 1987-05-26 | International Business Machines Corporation | Constant flux magneto resistive magnetic reluctance sensing apparatus |
| DE3815009A1 (de) * | 1988-04-30 | 1989-11-09 | Leybold Ag | Einrichtung und verfahren zum zerstoerungsfreien messen des ohmschen widerstands duenner schichten nach dem wirbelstrom-prinzip |
| JP2008224409A (ja) * | 2007-03-13 | 2008-09-25 | Railway Technical Res Inst | 非破壊検査用キャパシタンスセンサ |
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1971
- 1971-12-16 JP JP10144171A patent/JPS5228388B2/ja not_active Expired
-
1972
- 1972-12-15 FR FR7244790A patent/FR2163687A1/fr not_active Withdrawn
- 1972-12-15 DE DE19722261498 patent/DE2261498A1/de active Pending
- 1972-12-15 IT IT5475372A patent/IT974102B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| FR2163687A1 (it) | 1973-07-27 |
| IT974102B (it) | 1974-06-20 |
| DE2261498A1 (de) | 1973-06-28 |
| JPS4866884A (it) | 1973-09-13 |