BE631881A - - Google Patents
Info
- Publication number
- BE631881A BE631881A BE631881DA BE631881A BE 631881 A BE631881 A BE 631881A BE 631881D A BE631881D A BE 631881DA BE 631881 A BE631881 A BE 631881A
- Authority
- BE
- Belgium
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
- H03H9/02—Details
- H03H9/125—Driving means, e.g. electrodes, coils
- H03H9/13—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials
- H03H9/133—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials for electromechanical delay lines or filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/02—Details
- H03H9/125—Driving means, e.g. electrodes, coils
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49016—Antenna or wave energy "plumbing" making
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US19289462A | 1962-05-07 | 1962-05-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE631881A true BE631881A (en:Method) |
Family
ID=22711456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE631881D BE631881A (en:Method) | 1962-05-07 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3177450A (en:Method) |
| BE (1) | BE631881A (en:Method) |
| DE (1) | DE1247387B (en:Method) |
| GB (1) | GB1011487A (en:Method) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3411149A (en) * | 1964-09-04 | 1968-11-12 | Rca Corp | Magnetic memory employing stress wave |
| US3460243A (en) * | 1964-12-29 | 1969-08-12 | Ibm | Maximizing or controlling the gain of sonic delay lines |
| US3316507A (en) * | 1965-09-10 | 1967-04-25 | Bell Telephone Labor Inc | Magnetostrictive tuning of the magnetic parameters of gyromagnetic materials used in wave transmission devices |
| US3419825A (en) * | 1967-12-12 | 1968-12-31 | Litton Business Systems Inc | Torsional delay line transducer |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2401094A (en) * | 1944-06-23 | 1946-05-28 | Colonial Radio Corp | Time delay apparatus |
| NL207718A (en:Method) * | 1955-06-06 |
-
0
- US US3177450D patent/US3177450A/en not_active Expired - Lifetime
- BE BE631881D patent/BE631881A/xx unknown
-
1963
- 1963-05-03 DE DEJ23650A patent/DE1247387B/de active Pending
- 1963-05-06 GB GB17738/63A patent/GB1011487A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1247387B (de) | 1967-08-17 |
| GB1011487A (en) | 1965-12-01 |
| US3177450A (en) | 1965-04-06 |