CA943232A - Testing device for inspecting an object - Google Patents

Testing device for inspecting an object

Info

Publication number
CA943232A
CA943232A CA121,090A CA121090A CA943232A CA 943232 A CA943232 A CA 943232A CA 121090 A CA121090 A CA 121090A CA 943232 A CA943232 A CA 943232A
Authority
CA
Canada
Prior art keywords
inspecting
testing device
testing
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
CA121,090A
Other languages
English (en)
Other versions
CA121090S (en
Inventor
Henry Donnadieu
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.)
Institut de Recherches de la Siderurgie Francaise IRSID
Original Assignee
Institut de Recherches de la Siderurgie Francaise IRSID
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 Institut de Recherches de la Siderurgie Francaise IRSID filed Critical Institut de Recherches de la Siderurgie Francaise IRSID
Application granted granted Critical
Publication of CA943232A publication Critical patent/CA943232A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/72—Gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • 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
    • G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/38—Detecting the response signal, e.g. electronic circuits specially adapted therefor by time filtering, e.g. using time gates

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • 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)
  • Amplifiers (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
CA121,090A 1970-09-02 1971-08-23 Testing device for inspecting an object Expired CA943232A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7031907A FR2105349A5 (enExample) 1970-09-02 1970-09-02

Publications (1)

Publication Number Publication Date
CA943232A true CA943232A (en) 1974-03-05

Family

ID=9060815

Family Applications (1)

Application Number Title Priority Date Filing Date
CA121,090A Expired CA943232A (en) 1970-09-02 1971-08-23 Testing device for inspecting an object

Country Status (5)

Country Link
US (1) US3738159A (enExample)
CA (1) CA943232A (enExample)
DE (1) DE2134183A1 (enExample)
FR (1) FR2105349A5 (enExample)
GB (1) GB1356184A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4050055A (en) * 1976-07-26 1977-09-20 Krautkramer-Branson, Incorporated Attenuator circuit ultrasonic testing
US4364274A (en) * 1980-10-20 1982-12-21 Automation Industries, Inc. Ultrasonic inspection with back echo monitoring

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2549895A (en) * 1946-10-04 1951-04-24 Sperry Prod Inc Electronic switching device
US3245251A (en) * 1962-03-02 1966-04-12 Transformatoren & Roentgenwerk Ultrasonic diagnostic testing apparatus
US3285059A (en) * 1965-10-21 1966-11-15 American Mach & Foundry Ultrasonic testing apparatus

Also Published As

Publication number Publication date
GB1356184A (en) 1974-06-12
DE2134183A1 (de) 1972-03-09
US3738159A (en) 1973-06-12
DE2134183B2 (enExample) 1975-04-30
FR2105349A5 (enExample) 1972-04-28

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