FR2260106A1 - Ultrasonic generator for material testing - incorporates velocity measuring and pulse coincidence circuits - Google Patents

Ultrasonic generator for material testing - incorporates velocity measuring and pulse coincidence circuits

Info

Publication number
FR2260106A1
FR2260106A1 FR7435587A FR7435587A FR2260106A1 FR 2260106 A1 FR2260106 A1 FR 2260106A1 FR 7435587 A FR7435587 A FR 7435587A FR 7435587 A FR7435587 A FR 7435587A FR 2260106 A1 FR2260106 A1 FR 2260106A1
Authority
FR
France
Prior art keywords
pulse
delay
ultrasonic generator
incorporates
clock
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.)
Granted
Application number
FR7435587A
Other languages
English (en)
French (fr)
Other versions
FR2260106B1 (de
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.)
VNII PO RAZRABOTKE NERAZRUSCHA
Original Assignee
VNII PO RAZRABOTKE NERAZRUSCHA
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 VNII PO RAZRABOTKE NERAZRUSCHA filed Critical VNII PO RAZRABOTKE NERAZRUSCHA
Publication of FR2260106A1 publication Critical patent/FR2260106A1/fr
Application granted granted Critical
Publication of FR2260106B1 publication Critical patent/FR2260106B1/fr
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
    • G01N29/07—Analysing solids by measuring propagation velocity or propagation time of acoustic waves

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (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)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
FR7435587A 1974-02-04 1974-10-23 Ultrasonic generator for material testing - incorporates velocity measuring and pulse coincidence circuits Granted FR2260106A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU1995094 1974-02-04

Publications (2)

Publication Number Publication Date
FR2260106A1 true FR2260106A1 (en) 1975-08-29
FR2260106B1 FR2260106B1 (de) 1976-10-22

Family

ID=20575399

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7435587A Granted FR2260106A1 (en) 1974-02-04 1974-10-23 Ultrasonic generator for material testing - incorporates velocity measuring and pulse coincidence circuits

Country Status (3)

Country Link
AT (1) AT355837B (de)
DE (1) DE2502141C3 (de)
FR (1) FR2260106A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9145205B2 (en) 2009-08-07 2015-09-29 Guy Jonathan James Rackham Rotor assembly for a rotorcraft

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9145205B2 (en) 2009-08-07 2015-09-29 Guy Jonathan James Rackham Rotor assembly for a rotorcraft

Also Published As

Publication number Publication date
ATA909274A (de) 1979-08-15
DE2502141C3 (de) 1978-04-06
DE2502141A1 (de) 1975-08-14
AT355837B (de) 1980-03-25
FR2260106B1 (de) 1976-10-22
DE2502141B2 (de) 1977-07-21

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Legal Events

Date Code Title Description
ST Notification of lapse