JPS6336458B2 - - Google Patents

Info

Publication number
JPS6336458B2
JPS6336458B2 JP5355981A JP5355981A JPS6336458B2 JP S6336458 B2 JPS6336458 B2 JP S6336458B2 JP 5355981 A JP5355981 A JP 5355981A JP 5355981 A JP5355981 A JP 5355981A JP S6336458 B2 JPS6336458 B2 JP S6336458B2
Authority
JP
Japan
Prior art keywords
light
inspected
welding rod
optical system
degrees
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
Application number
JP5355981A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57168145A (en
Inventor
Yoshihisa Morioka
Akihiko Anchi
Kazuo Takeuchi
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.)
Toshiba Corp
Kobe Steel Ltd
Original Assignee
Toshiba Corp
Kobe Steel Ltd
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 Toshiba Corp, Kobe Steel Ltd filed Critical Toshiba Corp
Priority to JP5355981A priority Critical patent/JPS57168145A/ja
Publication of JPS57168145A publication Critical patent/JPS57168145A/ja
Publication of JPS6336458B2 publication Critical patent/JPS6336458B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
JP5355981A 1981-04-09 1981-04-09 Defect inspecting device Granted JPS57168145A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5355981A JPS57168145A (en) 1981-04-09 1981-04-09 Defect inspecting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5355981A JPS57168145A (en) 1981-04-09 1981-04-09 Defect inspecting device

Publications (2)

Publication Number Publication Date
JPS57168145A JPS57168145A (en) 1982-10-16
JPS6336458B2 true JPS6336458B2 (enrdf_load_stackoverflow) 1988-07-20

Family

ID=12946161

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5355981A Granted JPS57168145A (en) 1981-04-09 1981-04-09 Defect inspecting device

Country Status (1)

Country Link
JP (1) JPS57168145A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1420515A (zh) * 2001-11-21 2003-05-28 株式会社日立制作所 缓冲型气体断路器

Also Published As

Publication number Publication date
JPS57168145A (en) 1982-10-16

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