JPS5750255B2 - - Google Patents

Info

Publication number
JPS5750255B2
JPS5750255B2 JP51003735A JP373576A JPS5750255B2 JP S5750255 B2 JPS5750255 B2 JP S5750255B2 JP 51003735 A JP51003735 A JP 51003735A JP 373576 A JP373576 A JP 373576A JP S5750255 B2 JPS5750255 B2 JP S5750255B2
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
Application number
JP51003735A
Other languages
Japanese (ja)
Other versions
JPS5287662A (en
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
Publication of JPS5287662A publication Critical patent/JPS5287662A/en
Publication of JPS5750255B2 publication Critical patent/JPS5750255B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G01R31/2801—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP]
    • G01R31/2805—Bare printed circuit boards
    • 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

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Electrochemistry (AREA)
  • Pathology (AREA)
  • Measuring Leads Or Probes (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Coils Of Transformers For General Uses (AREA)
JP373576A 1975-01-15 1976-01-14 Eddy current converter for testing conductive layer coated on hole portion of printed substrate nonndestructively Granted JPS5287662A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU7502090705A SU563615A1 (en) 1975-01-15 1975-01-15 Eddy current convertor

Publications (2)

Publication Number Publication Date
JPS5287662A JPS5287662A (en) 1977-07-21
JPS5750255B2 true JPS5750255B2 (en) 1982-10-26

Family

ID=20605590

Family Applications (1)

Application Number Title Priority Date Filing Date
JP373576A Granted JPS5287662A (en) 1975-01-15 1976-01-14 Eddy current converter for testing conductive layer coated on hole portion of printed substrate nonndestructively

Country Status (3)

Country Link
JP (1) JPS5287662A (en)
SE (1) SE413944B (en)
SU (1) SU563615A1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58183156U (en) * 1982-06-02 1983-12-06 日本発条株式会社 Automobile seat armrest
JPS6256451U (en) * 1985-09-30 1987-04-08
JPS6366956U (en) * 1986-10-22 1988-05-06
JPH0525958Y2 (en) * 1987-03-03 1993-06-30

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115943304A (en) * 2021-06-10 2023-04-07 东芝三菱电机产业系统株式会社 Eddy current inspection method

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58183156U (en) * 1982-06-02 1983-12-06 日本発条株式会社 Automobile seat armrest
JPS6256451U (en) * 1985-09-30 1987-04-08
JPS6366956U (en) * 1986-10-22 1988-05-06
JPH0525958Y2 (en) * 1987-03-03 1993-06-30

Also Published As

Publication number Publication date
SE7600325L (en) 1976-07-16
SU563615A1 (en) 1977-06-30
JPS5287662A (en) 1977-07-21
SE413944B (en) 1980-06-30

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Legal Events

Date Code Title Description
TRDD Decision of grant or rejection written
LAPS Cancellation because of no payment of annual fees