GB1401934A - Solid ultrasonic delay line - Google Patents

Solid ultrasonic delay line

Info

Publication number
GB1401934A
GB1401934A GB3978773A GB3978773A GB1401934A GB 1401934 A GB1401934 A GB 1401934A GB 3978773 A GB3978773 A GB 3978773A GB 3978773 A GB3978773 A GB 3978773A GB 1401934 A GB1401934 A GB 1401934A
Authority
GB
United Kingdom
Prior art keywords
ultrasonic delay
delay line
aug
rounded
corners
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
GB3978773A
Other languages
English (en)
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.)
AGC Inc
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.)
Filing date
Publication date
Application filed by Asahi Glass Co Ltd filed Critical Asahi Glass Co Ltd
Publication of GB1401934A publication Critical patent/GB1401934A/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 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)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
GB3978773A 1972-08-22 1973-08-22 Solid ultrasonic delay line Expired GB1401934A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8400972A JPS4940646A (enrdf_load_stackoverflow) 1972-08-22 1972-08-22

Publications (1)

Publication Number Publication Date
GB1401934A true GB1401934A (en) 1975-08-06

Family

ID=13818586

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3978773A Expired GB1401934A (en) 1972-08-22 1973-08-22 Solid ultrasonic delay line

Country Status (4)

Country Link
JP (1) JPS4940646A (enrdf_load_stackoverflow)
DE (1) DE2340808A1 (enrdf_load_stackoverflow)
FR (1) FR2197270B1 (enrdf_load_stackoverflow)
GB (1) GB1401934A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5721386Y2 (enrdf_load_stackoverflow) * 1975-04-02 1982-05-10
JPS557390Y2 (enrdf_load_stackoverflow) * 1975-05-13 1980-02-19
JPH01276812A (ja) * 1988-04-27 1989-11-07 Matsushita Electric Ind Co Ltd 超音波遅延線

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1401102A (fr) * 1963-07-19 1965-05-28 Philips Nv Ligne à retard
DE1273085B (de) * 1965-12-16 1968-07-18 Telefunken Patent Elektromechanische Verzoegerungsanordnung

Also Published As

Publication number Publication date
DE2340808A1 (de) 1974-03-07
FR2197270A1 (enrdf_load_stackoverflow) 1974-03-22
FR2197270B1 (enrdf_load_stackoverflow) 1976-11-19
JPS4940646A (enrdf_load_stackoverflow) 1974-04-16

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee