CH808167A4 - - Google Patents
Info
- Publication number
- CH808167A4 CH808167A4 CH808167A CH808167A CH808167A4 CH 808167 A4 CH808167 A4 CH 808167A4 CH 808167 A CH808167 A CH 808167A CH 808167 A CH808167 A CH 808167A CH 808167 A4 CH808167 A4 CH 808167A4
- Authority
- CH
- Switzerland
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
- H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
- H03B5/36—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
- G04C3/08—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically
- G04C3/10—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Electric Clocks (AREA)
- Electromechanical Clocks (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US55718066A | 1966-06-13 | 1966-06-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CH808167A4 true CH808167A4 (en:Method) | 1969-04-15 |
| CH551653A CH551653A (en:Method) | 1974-07-15 |
Family
ID=24224343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH808167A CH551653A (en:Method) | 1966-06-13 | 1967-06-07 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3421309A (en:Method) |
| CH (1) | CH551653A (en:Method) |
| DE (1) | DE1673722C3 (en:Method) |
| GB (1) | GB1186065A (en:Method) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH510902A (fr) * | 1967-06-27 | 1971-01-29 | Movado Montres | Résonateur de rotation mécanique pour appareil de mesure du temps |
| US3541778A (en) * | 1968-04-05 | 1970-11-24 | Gen Time Corp | Battery-powered clock |
| US3789681A (en) * | 1971-04-06 | 1974-02-05 | Suwa Seikosha Kk | Apparatus for transforming reciprocating motion into unidirectional rotation |
| CH668671A4 (en:Method) * | 1971-05-05 | 1973-04-30 | ||
| US3727151A (en) * | 1972-04-17 | 1973-04-10 | Bulova Watch Co Inc | Integrated circuit for electronic timepieces |
| US4610546A (en) * | 1984-12-31 | 1986-09-09 | Technicon Instruments Corporation | Apparatus and method for self-resonant vibrational mixing |
| WO2007070022A2 (en) | 2005-12-09 | 2007-06-21 | Chubb International Holdings Limited | Electromechanical energy harvesting system |
| KR100825478B1 (ko) * | 2007-10-31 | 2008-04-25 | (주)엔텍 | 소리굽쇠 타입의 사운드 진동자 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3162006A (en) * | 1961-01-19 | 1964-12-22 | Bulova Watch Co Inc | Tuning fork for electronic timepiece |
-
1966
- 1966-06-13 US US557180A patent/US3421309A/en not_active Expired - Lifetime
-
1967
- 1967-06-02 GB GB25682/67A patent/GB1186065A/en not_active Expired
- 1967-06-07 DE DE1673722A patent/DE1673722C3/de not_active Expired
- 1967-06-07 CH CH808167A patent/CH551653A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1673722B2 (de) | 1973-07-05 |
| US3421309A (en) | 1969-01-14 |
| DE1673722C3 (de) | 1974-01-31 |
| CH551653A (en:Method) | 1974-07-15 |
| GB1186065A (en) | 1970-04-02 |
| DE1673722A1 (de) | 1971-03-18 |