NL174585C - ELECTRO-ACOUSTIC SQUARE CRYSTAL AND METHOD FOR THE USE THEREOF. - Google Patents

ELECTRO-ACOUSTIC SQUARE CRYSTAL AND METHOD FOR THE USE THEREOF.

Info

Publication number
NL174585C
NL174585C NL7808227A NL7808227A NL174585C NL 174585 C NL174585 C NL 174585C NL 7808227 A NL7808227 A NL 7808227A NL 7808227 A NL7808227 A NL 7808227A NL 174585 C NL174585 C NL 174585C
Authority
NL
Netherlands
Prior art keywords
electro
acoustic
square crystal
crystal
square
Prior art date
Application number
NL7808227A
Other languages
Dutch (nl)
Other versions
NL7808227A (en
Original Assignee
Roentgen Tech Dienst Bv
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 Roentgen Tech Dienst Bv filed Critical Roentgen Tech Dienst Bv
Priority to NL7808227A priority Critical patent/NL174585C/en
Priority to DE19792931609 priority patent/DE2931609C2/en
Publication of NL7808227A publication Critical patent/NL7808227A/en
Application granted granted Critical
Publication of NL174585C publication Critical patent/NL174585C/en

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
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/24—Probes
    • 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
    • G01N29/043—Analysing solids in the interior, e.g. by shear 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
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/042—Wave modes
    • G01N2291/0421—Longitudinal waves
    • 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
    • G01N2291/10—Number of transducers
    • G01N2291/104—Number of transducers two or more emitters, one receiver
    • 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
    • G01N2291/10—Number of transducers
    • G01N2291/105—Number of transducers two or more emitters, two or more receivers
    • 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
    • G01N2291/10—Number of transducers
    • G01N2291/106—Number of transducers one or more transducer arrays
NL7808227A 1978-08-04 1978-08-04 ELECTRO-ACOUSTIC SQUARE CRYSTAL AND METHOD FOR THE USE THEREOF. NL174585C (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
NL7808227A NL174585C (en) 1978-08-04 1978-08-04 ELECTRO-ACOUSTIC SQUARE CRYSTAL AND METHOD FOR THE USE THEREOF.
DE19792931609 DE2931609C2 (en) 1978-08-04 1979-08-03 Device for examining metallic bodies using ultrasound

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7808227A NL174585C (en) 1978-08-04 1978-08-04 ELECTRO-ACOUSTIC SQUARE CRYSTAL AND METHOD FOR THE USE THEREOF.
NL7808227 1978-08-04

Publications (2)

Publication Number Publication Date
NL7808227A NL7808227A (en) 1980-02-06
NL174585C true NL174585C (en) 1984-07-02

Family

ID=19831345

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7808227A NL174585C (en) 1978-08-04 1978-08-04 ELECTRO-ACOUSTIC SQUARE CRYSTAL AND METHOD FOR THE USE THEREOF.

Country Status (2)

Country Link
DE (1) DE2931609C2 (en)
NL (1) NL174585C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3676448D1 (en) * 1985-10-17 1991-02-07 Siemens Ag TEST HEAD FOR ULTRASONIC TESTING.
DE4118757A1 (en) * 1991-06-06 1992-04-23 Ultraschall Pruef Service Gmbh Non-destructive testing of plated workpieces by pulse-echo process - using at least three ultrasonic oscillators to produce transverse waves of 2 mHz and incident angle of 40 deg. on non-coated side

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB895636A (en) * 1959-07-15 1962-05-02 Kelvin & Hughes Ltd Improvements in and relating to apparatus for ultrasonic flaw detection
US3325781A (en) * 1966-07-07 1967-06-13 Branson Instr Dual transducer probe for ultrasonic testing
DE2128085B2 (en) * 1971-06-05 1979-08-23 Krautkraemer, Gmbh, 5000 Koeln Ultrasonic tester for thick rolled plate or profiles - using separate transmitter and receiver in one probe housing

Also Published As

Publication number Publication date
DE2931609A1 (en) 1980-02-28
NL7808227A (en) 1980-02-06
DE2931609C2 (en) 1985-04-11

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Legal Events

Date Code Title Description
A1C A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee