GB1234266A - - Google Patents
Info
- Publication number
- GB1234266A GB1234266A GB1234266DA GB1234266A GB 1234266 A GB1234266 A GB 1234266A GB 1234266D A GB1234266D A GB 1234266DA GB 1234266 A GB1234266 A GB 1234266A
- Authority
- GB
- United Kingdom
- Prior art keywords
- sheet
- nov
- transducers
- width
- confine
- 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
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 2
- 239000000463 material Substances 0.000 abstract 2
- 229910000599 Cr alloy Inorganic materials 0.000 abstract 1
- 229910000640 Fe alloy Inorganic materials 0.000 abstract 1
- 229910000990 Ni alloy Inorganic materials 0.000 abstract 1
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 239000000788 chromium alloy Substances 0.000 abstract 1
- 239000003822 epoxy resin Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229920000647 polyepoxide Polymers 0.000 abstract 1
- 230000000644 propagated effect Effects 0.000 abstract 1
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)
- Transducers For Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR128274 | 1967-11-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1234266A true GB1234266A (enrdf_load_stackoverflow) | 1971-06-03 |
Family
ID=8641727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1234266D Expired GB1234266A (enrdf_load_stackoverflow) | 1967-11-15 | 1968-11-07 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE723818A (enrdf_load_stackoverflow) |
| DE (1) | DE1806909A1 (enrdf_load_stackoverflow) |
| FR (1) | FR1559651A (enrdf_load_stackoverflow) |
| GB (1) | GB1234266A (enrdf_load_stackoverflow) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4890647A (enrdf_load_stackoverflow) * | 1971-05-14 | 1973-11-26 | Matsushita Electric Industrial Co Ltd | |
| JPS4890648A (enrdf_load_stackoverflow) * | 1972-03-06 | 1973-11-26 | ||
| JPS4890646A (enrdf_load_stackoverflow) * | 1972-03-06 | 1973-11-26 | ||
| JPS492458A (enrdf_load_stackoverflow) * | 1972-04-18 | 1974-01-10 | ||
| JPS492465A (enrdf_load_stackoverflow) * | 1972-04-18 | 1974-01-10 | ||
| JPS492459A (enrdf_load_stackoverflow) * | 1972-04-18 | 1974-01-10 | ||
| JPS492457A (enrdf_load_stackoverflow) * | 1972-04-18 | 1974-01-10 | ||
| JPS493545A (enrdf_load_stackoverflow) * | 1972-04-21 | 1974-01-12 | ||
| JPS493546A (enrdf_load_stackoverflow) * | 1972-04-21 | 1974-01-12 | ||
| JPS496857A (enrdf_load_stackoverflow) * | 1972-05-08 | 1974-01-22 | ||
| JPS4917946A (enrdf_load_stackoverflow) * | 1972-06-07 | 1974-02-16 | ||
| JPS4918241A (enrdf_load_stackoverflow) * | 1972-06-08 | 1974-02-18 |
-
1967
- 1967-11-15 FR FR1559651D patent/FR1559651A/fr not_active Expired
-
1968
- 1968-11-05 DE DE19681806909 patent/DE1806909A1/de active Pending
- 1968-11-07 GB GB1234266D patent/GB1234266A/en not_active Expired
- 1968-11-14 BE BE723818D patent/BE723818A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1806909A1 (de) | 1969-06-19 |
| BE723818A (enrdf_load_stackoverflow) | 1969-05-14 |
| FR1559651A (enrdf_load_stackoverflow) | 1969-03-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| 435 | Patent endorsed 'licences of right' on the date specified (sect. 35/1949) | ||
| PCNP | Patent ceased through non-payment of renewal fee |