BE791635A - Ligne a retard ultrasonore - Google Patents

Ligne a retard ultrasonore

Info

Publication number
BE791635A
BE791635A BE791635DA BE791635A BE 791635 A BE791635 A BE 791635A BE 791635D A BE791635D A BE 791635DA BE 791635 A BE791635 A BE 791635A
Authority
BE
Belgium
Prior art keywords
delay line
ultrasonic delay
ultrasonic
line
delay
Prior art date
Application number
Other languages
English (en)
French (fr)
Original Assignee
Asahi Glass Co Ltd
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.)
Publication date
Publication of BE791635A publication Critical patent/BE791635A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/30—Time-delay networks
    • H03H9/36—Time-delay networks with non-adjustable delay time

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
BE791635D 1972-04-07 Ligne a retard ultrasonore BE791635A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3448672A JPS5219942B2 (OSRAM) 1972-04-07 1972-04-07

Publications (1)

Publication Number Publication Date
BE791635A true BE791635A (fr) 1973-03-16

Family

ID=12415561

Family Applications (1)

Application Number Title Priority Date Filing Date
BE791635D BE791635A (fr) 1972-04-07 Ligne a retard ultrasonore

Country Status (5)

Country Link
JP (1) JPS5219942B2 (OSRAM)
BE (1) BE791635A (OSRAM)
DE (1) DE2252783B2 (OSRAM)
GB (1) GB1402908A (OSRAM)
NL (1) NL161007C (OSRAM)

Also Published As

Publication number Publication date
GB1402908A (en) 1975-08-13
JPS48102949A (OSRAM) 1973-12-24
NL161007C (nl) 1979-12-17
DE2252783A1 (de) 1973-10-18
JPS5219942B2 (OSRAM) 1977-05-31
NL7215409A (OSRAM) 1973-10-09
DE2252783B2 (de) 1974-10-31
NL161007B (nl) 1979-07-16

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: ASAHI GLASS CO. LTD

Effective date: 19921120