CA999655A - Contoured ultrasonic delay line - Google Patents

Contoured ultrasonic delay line

Info

Publication number
CA999655A
CA999655A CA194,331A CA194331A CA999655A CA 999655 A CA999655 A CA 999655A CA 194331 A CA194331 A CA 194331A CA 999655 A CA999655 A CA 999655A
Authority
CA
Canada
Prior art keywords
contoured
delay line
ultrasonic delay
ultrasonic
line
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.)
Expired
Application number
CA194,331A
Other languages
English (en)
Other versions
CA194331S (en
Inventor
David J. Whitney
Raymond R. Nepveu
Walter W. Gerlach
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.)
Lockheed Corp
Original Assignee
Sanders Associates Inc
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 Sanders Associates Inc filed Critical Sanders Associates Inc
Application granted granted Critical
Publication of CA999655A publication Critical patent/CA999655A/en
Expired legal-status Critical Current

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)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Transducers For Ultrasonic Waves (AREA)
CA194,331A 1973-06-14 1974-03-08 Contoured ultrasonic delay line Expired CA999655A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00370196A US3806840A (en) 1973-06-14 1973-06-14 Contoured ultrasonic delay line

Publications (1)

Publication Number Publication Date
CA999655A true CA999655A (en) 1976-11-09

Family

ID=23458636

Family Applications (1)

Application Number Title Priority Date Filing Date
CA194,331A Expired CA999655A (en) 1973-06-14 1974-03-08 Contoured ultrasonic delay line

Country Status (11)

Country Link
US (1) US3806840A (no)
JP (1) JPS5018153A (no)
AU (1) AU6985174A (no)
CA (1) CA999655A (no)
DE (1) DE2420100A1 (no)
FR (1) FR2233751A1 (no)
IL (1) IL44424A (no)
IT (1) IT1012949B (no)
NL (1) NL7407916A (no)
NO (1) NO742054L (no)
SE (1) SE7407694L (no)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4305159A (en) * 1978-01-23 1981-12-08 Sanders Associates, Inc. Compressive receiver
US6366627B1 (en) 1983-09-28 2002-04-02 Bae Systems Information And Electronic Systems Integration, Inc. Compressive receiver with frequency expansion
CH681388A5 (no) * 1989-09-08 1993-03-15 Vaillant Gmbh
AU4899196A (en) * 1995-01-17 1996-08-07 Penn State Research Foundation, The Bore probe for tube inspection with guided waves and method therefor
GB2431991A (en) * 2005-11-04 2007-05-09 Imp College Innovations Ltd Waveguide for ultrasonic non-destructive testing

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3041556A (en) * 1959-07-01 1962-06-26 Bell Telephone Labor Inc Ultrasonic strip delay line

Also Published As

Publication number Publication date
FR2233751A1 (no) 1975-01-10
IL44424A0 (en) 1974-06-30
JPS5018153A (no) 1975-02-26
SE7407694L (no) 1974-12-16
NL7407916A (no) 1974-12-17
IL44424A (en) 1976-08-31
AU6985174A (en) 1975-12-11
US3806840A (en) 1974-04-23
NO742054L (no) 1975-01-13
DE2420100A1 (de) 1975-01-09
IT1012949B (it) 1977-03-10

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