GB1402908A - Ultrasonic delay line - Google Patents

Ultrasonic delay line

Info

Publication number
GB1402908A
GB1402908A GB4488372A GB4488372A GB1402908A GB 1402908 A GB1402908 A GB 1402908A GB 4488372 A GB4488372 A GB 4488372A GB 4488372 A GB4488372 A GB 4488372A GB 1402908 A GB1402908 A GB 1402908A
Authority
GB
United Kingdom
Prior art keywords
frequency response
delay line
acetate resin
attenuation
thickness
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
GB4488372A
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 GB1402908A publication Critical patent/GB1402908A/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)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
GB4488372A 1972-04-07 1972-09-28 Ultrasonic delay line Expired GB1402908A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB1402908A true GB1402908A (en) 1975-08-13

Family

ID=12415561

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4488372A Expired GB1402908A (en) 1972-04-07 1972-09-28 Ultrasonic delay line

Country Status (5)

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

Also Published As

Publication number Publication date
BE791635A (fr) 1973-03-16
JPS5219942B2 (enExample) 1977-05-31
DE2252783A1 (de) 1973-10-18
NL161007C (nl) 1979-12-17
JPS48102949A (enExample) 1973-12-24
NL161007B (nl) 1979-07-16
DE2252783B2 (de) 1974-10-31
NL7215409A (enExample) 1973-10-09

Similar Documents

Publication Publication Date Title
GB1038651A (en) Solid delay line and method
US3753164A (en) Acoustic surface wave filter
US3810257A (en) Acoustic surface wave transducer configuration for reducing triple transit signals
US2733423A (en) Ceramic transducers having annular elements
US3271596A (en) Electromechanical transducers
US2505515A (en) Compressional wave delay means
US3737004A (en) Composite acoustic decoupler
US2727214A (en) Acoustic delay line using solid rods
GB1402908A (en) Ultrasonic delay line
US3475704A (en) Ultrasonic delay devices
US2877431A (en) Temperature-stable ultrasonic delay lines
GB1381912A (en) Acoustic wave devices
US3621309A (en) Electric-mechanical transducer
GB1351286A (en) Electromechanical if filter for television receivers
GB1117664A (en) Improvements in or relating to acoustically operated ice detectors
US4707631A (en) Isotropic acoustic wave substrate
US3378792A (en) Temperature stable elastic wave delay device
GB1486700A (en) Ultrasonic delay line of nondispersive mode type
GB1389258A (en) Acoustical deflection apparatus for electromagnetic waves
US3352376A (en) Stack of foils used as an acoustic relay
US3436688A (en) Variable delay line with movable electrode
GB1260506A (en) Acoustic delay line glass
US3725826A (en) Point-contact-electrode driven microwave electroacoustic transducer
US2664547A (en) Delay line device
GB1529034A (en) Surface acoustic wave devices

Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years