BR7302502D0 - Linha de retardamento ultra-sonico - Google Patents

Linha de retardamento ultra-sonico

Info

Publication number
BR7302502D0
BR7302502D0 BR732502A BR250273A BR7302502D0 BR 7302502 D0 BR7302502 D0 BR 7302502D0 BR 732502 A BR732502 A BR 732502A BR 250273 A BR250273 A BR 250273A BR 7302502 D0 BR7302502 D0 BR 7302502D0
Authority
BR
Brazil
Prior art keywords
ultrasonic
retarding line
retarding
line
ultrasonic retarding
Prior art date
Application number
BR732502A
Other languages
English (en)
Inventor
Yokoyama Jakeo
Original Assignee
Mitsumi Electric 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.)
Filing date
Publication date
Application filed by Mitsumi Electric Co Ltd filed Critical Mitsumi Electric Co Ltd
Publication of BR7302502D0 publication Critical patent/BR7302502D0/pt

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; 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)
BR732502A 1972-04-06 1973-04-06 Linha de retardamento ultra-sonico BR7302502D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47033910A JPS48102948A (pt) 1972-04-06 1972-04-06

Publications (1)

Publication Number Publication Date
BR7302502D0 true BR7302502D0 (pt) 1974-02-19

Family

ID=12399656

Family Applications (1)

Application Number Title Priority Date Filing Date
BR732502A BR7302502D0 (pt) 1972-04-06 1973-04-06 Linha de retardamento ultra-sonico

Country Status (8)

Country Link
US (1) US3832655A (pt)
JP (1) JPS48102948A (pt)
BE (1) BE797913A (pt)
BR (1) BR7302502D0 (pt)
FR (1) FR2179190B1 (pt)
GB (1) GB1428264A (pt)
IT (1) IT982724B (pt)
NL (1) NL7304705A (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2239812B1 (pt) * 1973-07-30 1976-06-18 Lignes Telegraph Telephon
US4467295A (en) * 1981-11-25 1984-08-21 Showa Electric Wire & Cable Co., Ltd. Solid ultrasonic delay line
US4475054A (en) * 1983-10-17 1984-10-02 Joseph Baumoel Metal transducer housing with focusing surface
US6310426B1 (en) * 1999-07-14 2001-10-30 Halliburton Energy Services, Inc. High resolution focused ultrasonic transducer, for LWD method of making and using same
US8865003B2 (en) * 2008-09-26 2014-10-21 Abbott Laboratories Apparatus and method for separation of particles suspended in a liquid from the liquid in which they are suspended

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2823355A (en) * 1950-05-17 1958-02-11 David L Arenberg Ultrasonic delay line
GB1069971A (en) * 1963-07-19 1967-05-24 Mullard Ltd Improvements in or relating to acoustic delay lines
US3317862A (en) * 1964-09-11 1967-05-02 Bell Telephone Labor Inc Off-axis elastic wave delay device with spherical reflections
FR1513518A (fr) * 1967-01-04 1968-02-16 Quartz & Silice Ligne à retard pour ultrasons permettant d'obtenir plusieurs retards prédéterminés
US3582834A (en) * 1968-04-10 1971-06-01 Westinghouse Electric Corp Microwave ultrasonic delay line

Also Published As

Publication number Publication date
NL7304705A (pt) 1973-10-09
GB1428264A (en) 1976-03-17
FR2179190A1 (pt) 1973-11-16
BE797913A (fr) 1973-07-31
US3832655A (en) 1974-08-27
DE2317154A1 (de) 1973-10-25
DE2317154B2 (de) 1976-11-18
JPS48102948A (pt) 1973-12-24
FR2179190B1 (pt) 1978-01-06
IT982724B (it) 1974-10-21

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