BE622952A - - Google Patents
Info
- Publication number
- BE622952A BE622952A BE622952DA BE622952A BE 622952 A BE622952 A BE 622952A BE 622952D A BE622952D A BE 622952DA BE 622952 A BE622952 A BE 622952A
- 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 devices; Electromechanical resonators
- H03H9/46—Filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/48—Coupling means therefor
- H03H9/50—Mechanical coupling means
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES0075989 | 1961-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE622952A true BE622952A (US06312121-20011106-C00033.png) |
Family
ID=7505792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE622952D BE622952A (US06312121-20011106-C00033.png) | 1961-09-28 |
Country Status (7)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3714475A (en) * | 1966-07-15 | 1973-01-30 | H Eng Corp | Resonator having counter rotating rigid parts |
| CH481412A (de) * | 1966-09-26 | 1969-07-31 | Straumann Inst Ag | Schwinger für Zeitmessgeräte |
| US3437849A (en) * | 1966-11-21 | 1969-04-08 | Motorola Inc | Temperature compensation of electrical devices |
| CH494991A (de) * | 1968-05-29 | 1970-04-15 | Bulova Watch Co Inc | Elastischer Schwinger für Zeitmessgeräte |
| DE2520985C3 (de) * | 1975-05-12 | 1981-07-30 | Kievskij politechničeskeskij institut 50-letija Velikoj Oktjabrskoj Sozialističeskoj Revoljuzii, Kiev | Piezoelektrischer Spannungs- und Stromtransformator |
| US4006437A (en) * | 1975-06-27 | 1977-02-01 | Bell Telephone Laboratories, Incorporated | Frequency filter |
| US4233579A (en) * | 1979-06-06 | 1980-11-11 | Bell Telephone Laboratories, Incorporated | Technique for suppressing spurious resonances in strip transmission line circuits |
| US4368402A (en) * | 1980-07-02 | 1983-01-11 | Fuji Electrochemical Co., Ltd. | H-Type ceramic resonator |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE912709C (de) * | 1939-12-06 | 1954-06-03 | Zeiss Carl Fa | Piezoelektrische Resonatoreinrichtung |
| US2443471A (en) * | 1945-03-29 | 1948-06-15 | Bell Telephone Labor Inc | Piezoelectric damping means for mechanical vibrations |
| CH267210A (de) * | 1948-06-03 | 1950-03-15 | Hasler Ag | Verfahren zur magnetomechanischen Energieumsetzung. |
| BE483369A (US06312121-20011106-C00033.png) * | 1948-07-03 | |||
| US2617882A (en) * | 1950-05-29 | 1952-11-11 | Rca Corp | Maximal flatness filter |
| US2695357A (en) * | 1951-04-19 | 1954-11-23 | Rca Corp | Frequency conversion apparatus |
| US2814785A (en) * | 1955-07-29 | 1957-11-26 | Rca Corp | Electromechanical filter |
| US3015789A (en) * | 1956-04-23 | 1962-01-02 | Toyotsushinki Kabushiki Kaisha | Mechanical filter |
| US2877432A (en) * | 1957-01-08 | 1959-03-10 | Clevite Corp | Electromechanical filter elements |
| GB846999A (en) * | 1958-03-03 | 1960-09-07 | Marconi Wireless Telegraph Co | Improvements in or relating to electro-mechanical high frequency filters |
| NL239635A (US06312121-20011106-C00033.png) * | 1958-05-30 | |||
| US2948367A (en) * | 1958-12-04 | 1960-08-09 | Salvatore R Uglietto | Interlocking siding |
| US3064213A (en) * | 1959-08-14 | 1962-11-13 | Bell Telephone Labor Inc | Electromechanical wave transmission systems |
-
0
- BE BE622952D patent/BE622952A/xx unknown
- NL NL283445D patent/NL283445A/xx unknown
-
1961
- 1961-09-28 DE DE19611616685 patent/DE1616685B1/de active Pending
-
1962
- 1962-08-27 US US219563A patent/US3281725A/en not_active Expired - Lifetime
- 1962-08-30 CH CH1032562A patent/CH406469A/de unknown
- 1962-09-27 GB GB36664/62A patent/GB1019246A/en not_active Expired
- 1962-09-27 SE SE10417/62A patent/SE316849B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1019246A (en) | 1966-02-02 |
| US3281725A (en) | 1966-10-25 |
| SE316849B (US06312121-20011106-C00033.png) | 1969-11-03 |
| CH406469A (de) | 1966-01-31 |
| NL283445A (US06312121-20011106-C00033.png) | |
| DE1616685B1 (de) | 1970-02-05 |
