CA949187A - Material tester - Google Patents

Material tester

Info

Publication number
CA949187A
CA949187A CA079,169A CA79169A CA949187A CA 949187 A CA949187 A CA 949187A CA 79169 A CA79169 A CA 79169A CA 949187 A CA949187 A CA 949187A
Authority
CA
Canada
Prior art keywords
material tester
tester
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
CA079,169A
Inventor
John W. Couture
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
Priority to CA156,875A priority Critical patent/CA945249A/en
Application granted granted Critical
Publication of CA949187A publication Critical patent/CA949187A/en
Expired 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
    • G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/40—Detecting the response signal, e.g. electronic circuits specially adapted therefor by amplitude filtering, e.g. by applying a threshold or by gain control
    • 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
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/4463—Signal correction, e.g. distance amplitude correction [DAC], distance gain size [DGS], noise filtering

Landscapes

  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Signal Processing (AREA)
  • Engineering & Computer Science (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
CA079,169A 1969-04-04 1970-04-03 Material tester Expired CA949187A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA156,875A CA945249A (en) 1969-04-04 1972-11-17 Material tester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81355369A 1969-04-04 1969-04-04

Publications (1)

Publication Number Publication Date
CA949187A true CA949187A (en) 1974-06-11

Family

ID=25212711

Family Applications (1)

Application Number Title Priority Date Filing Date
CA079,169A Expired CA949187A (en) 1969-04-04 1970-04-03 Material tester

Country Status (6)

Country Link
JP (1) JPS5124274B1 (en)
CA (1) CA949187A (en)
DE (1) DE2016024C3 (en)
FR (1) FR2038242A1 (en)
GB (1) GB1311291A (en)
NL (1) NL7004870A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2604023C3 (en) * 1976-01-30 1981-06-19 Udo Dipl.-Phys. 1000 Berlin Flesch Arrangement of ultrasound heads to measure the thickness of the skin's fatty tissue layer
FR2410287A1 (en) * 1977-11-23 1979-06-22 Cgr Ultrasonic LARGE ANGULAR SECTORAL SCAN MEDICAL ECHOGRAPHY UNIT
DE3227521C2 (en) * 1982-07-23 1984-11-22 Krautkrämer GmbH, 5000 Köln Method and device for non-destructive testing of materials using the ultrasonic pulse reflection method

Also Published As

Publication number Publication date
DE2016024B2 (en) 1973-10-31
NL7004870A (en) 1970-10-06
GB1311291A (en) 1973-03-28
DE2016024C3 (en) 1974-05-30
DE2016024A1 (en) 1970-10-15
JPS5124274B1 (en) 1976-07-22
FR2038242A1 (en) 1971-01-08

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