FR2065234A5 - - Google Patents

Info

Publication number
FR2065234A5
FR2065234A5 FR7036507A FR7036507A FR2065234A5 FR 2065234 A5 FR2065234 A5 FR 2065234A5 FR 7036507 A FR7036507 A FR 7036507A FR 7036507 A FR7036507 A FR 7036507A FR 2065234 A5 FR2065234 A5 FR 2065234A5
Authority
FR
France
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
Application number
FR7036507A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Automation Industries Inc
Original Assignee
Automation Industries Inc
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 Automation Industries Inc filed Critical Automation Industries Inc
Application granted granted Critical
Publication of FR2065234A5 publication Critical patent/FR2065234A5/fr
Expired 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
    • 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
    • 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)
  • 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)
FR7036507A 1969-10-10 1970-10-09 Expired FR2065234A5 (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86543269A 1969-10-10 1969-10-10

Publications (1)

Publication Number Publication Date
FR2065234A5 true FR2065234A5 (nl) 1971-07-23

Family

ID=25345503

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7036507A Expired FR2065234A5 (nl) 1969-10-10 1970-10-09

Country Status (2)

Country Link
DE (1) DE2049486A1 (nl)
FR (1) FR2065234A5 (nl)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2476318A1 (fr) * 1980-02-16 1981-08-21 Skf Kugellagerfabriken Gmbh Appareil de controle par courants de foucault, destine a detecter les defauts de surface de pieces metalliques
FR2502337A1 (fr) * 1981-03-23 1982-09-24 Commissariat Energie Atomique Procede de controle non destructif par courants de foucault avec correction des effets d'entrefer et dispositif de mise en oeuvre
EP1348952A2 (en) * 2002-03-28 2003-10-01 Avistar, Inc. dba Reliadigm Mutual inductance bridge for detection of degradation in metallic components

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2476318A1 (fr) * 1980-02-16 1981-08-21 Skf Kugellagerfabriken Gmbh Appareil de controle par courants de foucault, destine a detecter les defauts de surface de pieces metalliques
FR2502337A1 (fr) * 1981-03-23 1982-09-24 Commissariat Energie Atomique Procede de controle non destructif par courants de foucault avec correction des effets d'entrefer et dispositif de mise en oeuvre
EP0061956A1 (fr) * 1981-03-23 1982-10-06 Commissariat à l'Energie Atomique Procédé de contrôle non destructif par courants de Foucault avec correction des effets d'entrefer et dispositif de mise en oeuvre
US6844722B2 (en) 2001-08-09 2005-01-18 Avistar, Inc. Mutual inductance bridge for detection of degradation in metallic components
EP1348952A2 (en) * 2002-03-28 2003-10-01 Avistar, Inc. dba Reliadigm Mutual inductance bridge for detection of degradation in metallic components
EP1348952A3 (en) * 2002-03-28 2004-05-19 Avistar, Inc. dba Reliadigm Mutual inductance bridge for detection of degradation in metallic components

Also Published As

Publication number Publication date
DE2049486A1 (de) 1971-04-22

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Legal Events

Date Code Title Description
ST Notification of lapse