JPH0572543B2 - - Google Patents

Info

Publication number
JPH0572543B2
JPH0572543B2 JP60070311A JP7031185A JPH0572543B2 JP H0572543 B2 JPH0572543 B2 JP H0572543B2 JP 60070311 A JP60070311 A JP 60070311A JP 7031185 A JP7031185 A JP 7031185A JP H0572543 B2 JPH0572543 B2 JP H0572543B2
Authority
JP
Japan
Prior art keywords
signal
pulse signal
defect
pulse
circuit
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 - Lifetime
Application number
JP60070311A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61228346A (ja
Inventor
Takashi Senba
Satoru Tachikawa
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP60070311A priority Critical patent/JPS61228346A/ja
Priority to US06/842,458 priority patent/US4700572A/en
Priority to GB08607802A priority patent/GB2175091B/en
Priority to SU864027248A priority patent/SU1416064A3/ru
Priority to DE19863611370 priority patent/DE3611370A1/de
Publication of JPS61228346A publication Critical patent/JPS61228346A/ja
Priority to GB08701602A priority patent/GB2184545B/en
Priority to SU874202537A priority patent/SU1561833A3/ru
Publication of JPH0572543B2 publication Critical patent/JPH0572543B2/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
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04—Analysing solids
    • G01N29/048—Marking the faulty objects
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
    • G01N29/27—Arrangements for orientation or scanning by relative movement of the head and the sensor by moving the material relative to a stationary sensor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/26—Scanned objects
    • G01N2291/263—Surfaces
    • G01N2291/2634—Surfaces cylindrical from outside

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)
  • Acoustics & Sound (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
JP60070311A 1985-04-03 1985-04-03 自動探傷装置 Granted JPS61228346A (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP60070311A JPS61228346A (ja) 1985-04-03 1985-04-03 自動探傷装置
US06/842,458 US4700572A (en) 1985-04-03 1986-03-21 Automatic ultrasonic flaw detecting system
GB08607802A GB2175091B (en) 1985-04-03 1986-03-27 An automatic ultrasonic flaw detecting system
SU864027248A SU1416064A3 (ru) 1985-04-03 1986-04-02 Автоматическа ультразвукова система обнаружени трещин в стальных трубах
DE19863611370 DE3611370A1 (de) 1985-04-03 1986-04-02 System zur erfassung von fehlstellen an stahlrohren
GB08701602A GB2184545B (en) 1985-04-03 1987-01-26 An automatic ultrasonic flaw detecting system
SU874202537A SU1561833A3 (ru) 1985-04-03 1987-04-08 Автоматическа ультразвукова система обнаружени трещин в стальных трубах

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60070311A JPS61228346A (ja) 1985-04-03 1985-04-03 自動探傷装置

Publications (2)

Publication Number Publication Date
JPS61228346A JPS61228346A (ja) 1986-10-11
JPH0572543B2 true JPH0572543B2 (enrdf_load_stackoverflow) 1993-10-12

Family

ID=13427782

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60070311A Granted JPS61228346A (ja) 1985-04-03 1985-04-03 自動探傷装置

Country Status (1)

Country Link
JP (1) JPS61228346A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS61228346A (ja) 1986-10-11

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