JPS4939462A - - Google Patents

Info

Publication number
JPS4939462A
JPS4939462A JP47081153A JP8115372A JPS4939462A JP S4939462 A JPS4939462 A JP S4939462A JP 47081153 A JP47081153 A JP 47081153A JP 8115372 A JP8115372 A JP 8115372A JP S4939462 A JPS4939462 A JP S4939462A
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.)
Pending
Application number
JP47081153A
Other languages
Japanese (ja)
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 filed Critical
Priority to JP47081153A priority Critical patent/JPS4939462A/ja
Priority to FR7329628A priority patent/FR2196711A5/fr
Priority to DE19732341088 priority patent/DE2341088A1/de
Priority to GB3862073A priority patent/GB1444155A/en
Publication of JPS4939462A publication Critical patent/JPS4939462A/ja
Pending legal-status Critical Current

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
    • 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
    • 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
    • G01N27/9046—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 by analysing electrical signals
    • G01N27/9053—Compensating for probe to workpiece spacing

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Measuring Magnetic Variables (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
JP47081153A 1972-08-15 1972-08-15 Pending JPS4939462A (ro)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP47081153A JPS4939462A (ro) 1972-08-15 1972-08-15
FR7329628A FR2196711A5 (ro) 1972-08-15 1973-08-14
DE19732341088 DE2341088A1 (de) 1972-08-15 1973-08-14 Verfahren zum messen der magnetischen oder elektrischen eigenschaften eines ferromagnetischen materials
GB3862073A GB1444155A (en) 1972-08-15 1973-08-15 Method of producing an electrical signal representative of the magnetic or electric properties of ferromagnetic material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47081153A JPS4939462A (ro) 1972-08-15 1972-08-15

Publications (1)

Publication Number Publication Date
JPS4939462A true JPS4939462A (ro) 1974-04-12

Family

ID=13738475

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47081153A Pending JPS4939462A (ro) 1972-08-15 1972-08-15

Country Status (4)

Country Link
JP (1) JPS4939462A (ro)
DE (1) DE2341088A1 (ro)
FR (1) FR2196711A5 (ro)
GB (1) GB1444155A (ro)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6242087U (ro) * 1986-08-21 1987-03-13

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2726370C2 (de) * 1977-06-10 1981-09-24 Basf Ag, 6700 Ludwigshafen Meßverfahren und Meßeinrichtung zur Bestimmung der Homogenität von Magnetdispersionen
DE3120522C2 (de) * 1981-05-22 1985-02-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Verfahren zur Bestimmung von Werkstoffeigenschaften
DE3238089A1 (de) * 1982-10-14 1984-04-19 Ballhaus, Heribert, Dipl.-Ing. Dr.-Ing, 7517 Waldbronn Geraet zur detektion von korrosionsschaeden an stahlseilfoerdergurten
JPS6145922A (ja) * 1984-08-10 1986-03-06 Hitachi Ltd 位置検出センサ
DE3734128A1 (de) * 1987-10-09 1989-04-27 Fraunhofer Ges Forschung Magnetometer
FR2677125B1 (fr) * 1991-05-30 1997-01-17 Micrel Appareil et procede de detection de defauts sur pieces metalliques.
GB201518809D0 (en) 2015-10-23 2015-12-09 The Technology Partnership Plc Temperature sensor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6242087U (ro) * 1986-08-21 1987-03-13

Also Published As

Publication number Publication date
GB1444155A (en) 1976-07-28
FR2196711A5 (ro) 1974-03-15
DE2341088A1 (de) 1974-03-07

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