AT343944B - Ultraschall-zahlvorrichtung - Google Patents

Ultraschall-zahlvorrichtung

Info

Publication number
AT343944B
AT343944B AT456474A AT456474A AT343944B AT 343944 B AT343944 B AT 343944B AT 456474 A AT456474 A AT 456474A AT 456474 A AT456474 A AT 456474A AT 343944 B AT343944 B AT 343944B
Authority
AT
Austria
Prior art keywords
ultrasonic
counting device
counting
ultrasonic counting
Prior art date
Application number
AT456474A
Other languages
English (en)
Other versions
ATA456474A (de
Original Assignee
Cockerill
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 Cockerill filed Critical Cockerill
Publication of ATA456474A publication Critical patent/ATA456474A/de
Application granted granted Critical
Publication of AT343944B publication Critical patent/AT343944B/de

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
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/4409—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison
    • G01N29/4427—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison with stored values, e.g. threshold values
    • 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
    • G01N29/06—Visualisation of the interior, e.g. acoustic microscopy
    • G01N29/0609—Display arrangements, e.g. colour displays
    • G01N29/0618—Display arrangements, e.g. colour displays synchronised with scanning, e.g. in real-time
    • 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
    • G01N29/11—Analysing solids by measuring attenuation of acoustic waves
    • 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
    • G01N29/265—Arrangements for orientation or scanning by relative movement of the head and the sensor by moving the sensor relative to a stationary material
    • 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
    • G01N29/30—Arrangements for calibrating or comparing, e.g. with standard 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
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/4445—Classification of defects
    • 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
    • G01N29/48—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by amplitude comparison
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
    • G06M11/00—Counting of objects distributed at random, e.g. on a surface
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General 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)
  • Immunology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Theoretical Computer Science (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
AT456474A 1973-06-06 1974-06-04 Ultraschall-zahlvorrichtung AT343944B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE6044191A BE800575A (fr) 1973-06-06 1973-06-06 Dispositif de comptage par ultra-sons

Publications (2)

Publication Number Publication Date
ATA456474A ATA456474A (de) 1977-10-15
AT343944B true AT343944B (de) 1978-06-26

Family

ID=3874468

Family Applications (1)

Application Number Title Priority Date Filing Date
AT456474A AT343944B (de) 1973-06-06 1974-06-04 Ultraschall-zahlvorrichtung

Country Status (7)

Country Link
US (1) US3961522A (de)
JP (1) JPS5346466B2 (de)
AT (1) AT343944B (de)
BE (1) BE800575A (de)
DE (1) DE2424658C3 (de)
FR (1) FR2232804B1 (de)
IT (1) IT1012333B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4052889A (en) * 1976-06-10 1977-10-11 Adaptronics, Inc. System for measurement of subsurface fatigue crack size
US4313791A (en) * 1977-05-06 1982-02-02 The Babcock & Wilcox Company Method for locating defective nuclear fuel elements
US4305405A (en) * 1980-03-25 1981-12-15 C. R. Bard, Inc. Urine meter bag
DE3108545C2 (de) * 1981-03-06 1987-03-26 Krautkrämer, GmbH, 5000 Köln Schaltungsvorrichtung zur Digitalisierung und Speicherung der Maximalwerte elektrischer Ultraschall-Impulse
FR2516781B1 (fr) * 1981-11-20 1986-05-30 Cetehor Procede pour l'enregistrement de mouvements foetaux au cours de la grossesse et appareil pour la mise en oeuvre du procede
US20090189388A1 (en) * 2008-01-29 2009-07-30 Mills Manuel D Book holder
US8256085B2 (en) * 2008-11-17 2012-09-04 Lincoln Global, Inc. System and method for classifying wire
EP3827255A1 (de) * 2018-07-26 2021-06-02 Vallourec Tubos Do Brasil Ltda. Verfahren zur beurteilung des einschlussgrades bei stahlrohren unter verwendung eines hochfrequenzwandlers bei der automatischen ultraschallprüfung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2944667A (en) * 1951-10-08 1960-07-12 Timken Roller Bearing Co Electronic inspection apparatus
US3287963A (en) * 1963-04-08 1966-11-29 Republic Steel Corp Sonic wave pulse echo apparatus and method for measuring flaw dimension
US3287962A (en) * 1963-12-26 1966-11-29 Donald P Relyea Ultrasonic inspection apparatus
GB1106365A (en) * 1964-04-30 1968-03-13 Gkn Group Services Ltd Improvements relating to apparatus for non-destructive testing of metal billets and other elongated bar-like workpieces
US3481186A (en) * 1965-03-17 1969-12-02 Int Harvester Co Methods of and systems for effecting the nondestructive analysis of materials
US3555889A (en) * 1967-06-07 1971-01-19 Automation Ind Inc Ultrasonic inspection apparatus
US3677073A (en) * 1971-01-27 1972-07-18 Allegheny Ludlum Ind Inc Method and apparatus for evaluating metal cleanliness

Also Published As

Publication number Publication date
US3961522A (en) 1976-06-08
FR2232804A1 (de) 1975-01-03
IT1012333B (it) 1977-03-10
BE800575A (fr) 1973-10-01
DE2424658C3 (de) 1984-02-09
DE2424658A1 (de) 1975-01-02
FR2232804B1 (de) 1976-10-15
JPS5054385A (de) 1975-05-14
ATA456474A (de) 1977-10-15
JPS5346466B2 (de) 1978-12-14
DE2424658B2 (de) 1978-11-30

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee