FR1339976A - Oscillateur à quartz pour pièces d'horlogerie - Google Patents
Oscillateur à quartz pour pièces d'horlogerieInfo
- Publication number
- FR1339976A FR1339976A FR916811A FR916811A FR1339976A FR 1339976 A FR1339976 A FR 1339976A FR 916811 A FR916811 A FR 916811A FR 916811 A FR916811 A FR 916811A FR 1339976 A FR1339976 A FR 1339976A
- Authority
- FR
- France
- Prior art keywords
- timepieces
- quartz oscillator
- oscillator
- quartz
- 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
- 239000010453 quartz Substances 0.000 title 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title 1
Classifications
-
- 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
- G04C3/12—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 piezoelectric means; driven by magneto-strictive means
-
- 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
- H03B5/323—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator the resonator having more than two terminals
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electric Clocks (AREA)
- Oscillators With Electromechanical Resonators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH11562A CH376062A (fr) | 1962-01-05 | 1962-01-05 | Oscillateur pour pièce d'horlogerie |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1339976A true FR1339976A (fr) | 1963-10-11 |
Family
ID=4179587
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR916811A Expired FR1339976A (fr) | 1962-01-05 | 1962-11-27 | Oscillateur à quartz pour pièces d'horlogerie |
Country Status (4)
Country | Link |
---|---|
US (1) | US3176167A (fr) |
CH (2) | CH376062A (fr) |
FR (1) | FR1339976A (fr) |
GB (1) | GB1023669A (fr) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3302043A (en) * | 1963-07-16 | 1967-01-31 | Hoover Co | Synchronous electric motor |
US3297889A (en) * | 1964-01-15 | 1967-01-10 | Breskend Sam | Clock driver |
CH276464A4 (fr) * | 1964-03-04 | 1966-04-15 | ||
CH490702A (de) * | 1965-08-28 | 1970-01-30 | Kienzle Uhrenfabriken Gmbh | Elektrisch, kontaktlos betriebene Uhr mit Biege- oder Torsionsschwinger |
USRE28752E (en) * | 1971-02-26 | 1976-03-30 | Ultrasonic Systems, Inc. | Ultrasonic kits and motor systems |
US3809977A (en) * | 1971-02-26 | 1974-05-07 | Ultrasonic Systems | Ultrasonic kits and motor systems |
SE436675B (sv) * | 1975-08-12 | 1985-01-14 | Ki Politekhnichsky I Im 50 Let | Elektrisk motor driven genom piezoelektriska krafter |
US6940209B2 (en) | 2003-09-08 | 2005-09-06 | New Scale Technologies | Ultrasonic lead screw motor |
US7170214B2 (en) * | 2003-09-08 | 2007-01-30 | New Scale Technologies, Inc. | Mechanism comprised of ultrasonic lead screw motor |
US7309943B2 (en) * | 2003-09-08 | 2007-12-18 | New Scale Technologies, Inc. | Mechanism comprised of ultrasonic lead screw motor |
US6938905B1 (en) | 2004-11-05 | 2005-09-06 | Haiming Tsai | Hand truck |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1693806A (en) * | 1925-02-28 | 1928-12-04 | Rca Corp | Electromechanical system |
US1995270A (en) * | 1933-06-10 | 1935-03-19 | Wallace & Tiernan Inc | Electric motor |
CA570381A (fr) * | 1953-10-23 | 1959-02-10 | Bulova Watch Company Inc. | Dispositif pour actionner un mecanisme de montre ou d'horloge |
US2921252A (en) * | 1957-05-28 | 1960-01-12 | Edward L Schiavone | Electric generator |
-
1962
- 1962-01-05 CH CH11562A patent/CH376062A/fr unknown
- 1962-11-27 FR FR916811A patent/FR1339976A/fr not_active Expired
- 1962-11-30 GB GB45330/62A patent/GB1023669A/en not_active Expired
- 1962-12-21 US US246564A patent/US3176167A/en not_active Expired - Lifetime
-
1964
- 1964-03-04 CH CH276464A patent/CH418234A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
US3176167A (en) | 1965-03-30 |
GB1023669A (en) | 1966-03-23 |
CH376062A (fr) | 1963-11-30 |
CH418234A (fr) | 1966-04-15 |
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