BE476120A - - Google Patents
Info
- Publication number
- BE476120A BE476120A BE476120DA BE476120A BE 476120 A BE476120 A BE 476120A BE 476120D A BE476120D A BE 476120DA BE 476120 A BE476120 A BE 476120A
- 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
- H03H9/05—Holders or supports
- H03H9/0504—Holders or supports for bulk acoustic wave devices
- H03H9/0528—Holders or supports for bulk acoustic wave devices consisting of clips
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1798/45A GB588452A (en) | 1945-01-23 | 1945-01-23 | Improvements in or relating to mountings for piezo electric crystals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE476120A true BE476120A (https=) |
Family
ID=9728195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE476120D BE476120A (https=) | 1945-01-23 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2457145A (https=) |
| BE (1) | BE476120A (https=) |
| ES (1) | ES178067A1 (https=) |
| GB (1) | GB588452A (https=) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2850651A (en) * | 1954-03-02 | 1958-09-02 | P R Hoffman Company | Piezoelectric crystal support |
| US3656217A (en) * | 1969-06-06 | 1972-04-18 | Cts Corp | Method of making piezoelectric crystal units |
| CH548136A (fr) * | 1972-04-13 | 1974-04-11 | Suisse Horlogerie | Resonateur a barreau de quartz. |
| US3980911A (en) * | 1974-02-11 | 1976-09-14 | Cts Corporation | Support structure and housing for piezoelectric crystal |
| EP0070417B1 (de) * | 1981-07-02 | 1986-03-26 | Schott Glaswerke | Halterung für eine Schwingquarzscheibe |
| JP2000023286A (ja) * | 1998-07-02 | 2000-01-21 | Murata Mfg Co Ltd | スピーカ |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1965591A (en) * | 1933-03-29 | 1934-07-10 | Louis A Gebhard | Piezo-electric crystal holder |
| GB508657A (en) * | 1937-12-20 | 1939-07-04 | British Thomson Houston Co Ltd | Improvements in and relating to methods of supporting piezo-electric crystals |
| US2329497A (en) * | 1942-04-01 | 1943-09-14 | Rca Corp | Art of mounting piezoelectric crystals |
| NL133060B (https=) * | 1944-03-28 | |||
| US2409838A (en) * | 1945-02-13 | 1946-10-22 | Gen Electric | Crystal mounting |
-
0
- BE BE476120D patent/BE476120A/xx unknown
-
1945
- 1945-01-23 GB GB1798/45A patent/GB588452A/en not_active Expired
-
1946
- 1946-01-05 US US639291A patent/US2457145A/en not_active Expired - Lifetime
-
1947
- 1947-05-17 ES ES0178067A patent/ES178067A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB588452A (en) | 1947-05-22 |
| US2457145A (en) | 1948-12-28 |
| ES178067A1 (es) | 1947-07-01 |