IT982724B - ULTRASOUND DELAY LINE - Google Patents
ULTRASOUND DELAY LINEInfo
- Publication number
- IT982724B IT982724B IT22647/73A IT2264773A IT982724B IT 982724 B IT982724 B IT 982724B IT 22647/73 A IT22647/73 A IT 22647/73A IT 2264773 A IT2264773 A IT 2264773A IT 982724 B IT982724 B IT 982724B
- Authority
- IT
- Italy
- Prior art keywords
- delay line
- ultrasound delay
- ultrasound
- line
- delay
- Prior art date
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP47033910A JPS48102948A (en) | 1972-04-06 | 1972-04-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT982724B true IT982724B (en) | 1974-10-21 |
Family
ID=12399656
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT22647/73A IT982724B (en) | 1972-04-06 | 1973-04-06 | ULTRASOUND DELAY LINE |
Country Status (8)
Country | Link |
---|---|
US (1) | US3832655A (en) |
JP (1) | JPS48102948A (en) |
BE (1) | BE797913A (en) |
BR (1) | BR7302502D0 (en) |
FR (1) | FR2179190B1 (en) |
GB (1) | GB1428264A (en) |
IT (1) | IT982724B (en) |
NL (1) | NL7304705A (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2239812B1 (en) * | 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)
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 (en) * | 1967-01-04 | 1968-02-16 | Quartz & Silice | Ultrasound delay line for obtaining multiple predetermined delays |
US3582834A (en) * | 1968-04-10 | 1971-06-01 | Westinghouse Electric Corp | Microwave ultrasonic delay line |
-
1972
- 1972-04-06 JP JP47033910A patent/JPS48102948A/ja active Pending
-
1973
- 1973-04-05 NL NL7304705A patent/NL7304705A/xx unknown
- 1973-04-05 US US00348114A patent/US3832655A/en not_active Expired - Lifetime
- 1973-04-05 FR FR7312351A patent/FR2179190B1/fr not_active Expired
- 1973-04-06 BE BE129767A patent/BE797913A/en unknown
- 1973-04-06 GB GB1660673A patent/GB1428264A/en not_active Expired
- 1973-04-06 IT IT22647/73A patent/IT982724B/en active
- 1973-04-06 BR BR732502A patent/BR7302502D0/en unknown
Also Published As
Publication number | Publication date |
---|---|
NL7304705A (en) | 1973-10-09 |
DE2317154A1 (en) | 1973-10-25 |
BR7302502D0 (en) | 1974-02-19 |
JPS48102948A (en) | 1973-12-24 |
GB1428264A (en) | 1976-03-17 |
BE797913A (en) | 1973-07-31 |
US3832655A (en) | 1974-08-27 |
FR2179190A1 (en) | 1973-11-16 |
FR2179190B1 (en) | 1978-01-06 |
DE2317154B2 (en) | 1976-11-18 |
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