FR2099428A5 - - Google Patents
Info
- Publication number
- FR2099428A5 FR2099428A5 FR7126074A FR7126074A FR2099428A5 FR 2099428 A5 FR2099428 A5 FR 2099428A5 FR 7126074 A FR7126074 A FR 7126074A FR 7126074 A FR7126074 A FR 7126074A FR 2099428 A5 FR2099428 A5 FR 2099428A5
- Authority
- FR
- France
- 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
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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
- Electromechanical Clocks (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702035587 DE2035587A1 (de) | 1970-07-17 | 1970-07-17 | Uhrenantneb mit piezoelektrischer Stimmgabel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2099428A5 true FR2099428A5 (de) | 1972-03-17 |
Family
ID=5777110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7126074A Expired FR2099428A5 (de) | 1970-07-17 | 1971-07-16 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3747326A (de) |
| AT (1) | AT315082B (de) |
| CH (1) | CH987271A4 (de) |
| DE (1) | DE2035587A1 (de) |
| FR (1) | FR2099428A5 (de) |
| GB (1) | GB1353176A (de) |
| IT (1) | IT997021B (de) |
| NL (1) | NL7109410A (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1278994A1 (ru) * | 1974-07-05 | 1986-12-23 | Киевский Ордена Ленина Политехнический Институт Им.50-Летия Великой Октябрьской Социалистической Революции | Пьезоэлектрический двигатель |
| CN113572387B (zh) * | 2021-07-27 | 2023-06-02 | 杭州电子科技大学 | 一种音叉型结构的压电致动器及其工作方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1849271A (en) * | 1929-01-25 | 1932-03-15 | Ward E Bower | Oscillation generator |
| US2015410A (en) * | 1934-02-05 | 1935-09-24 | Continental Oil Co | Vibrating system |
| DE1523943A1 (de) * | 1961-02-16 | 1969-12-11 | Daini Kk | Elektrische Uhr |
| CH405171A (fr) * | 1962-08-11 | 1965-09-15 | Lavet Marius Jean | Appareil horaire et procédé de fabrication de cet appareil |
| DE1523958A1 (de) * | 1965-08-28 | 1969-07-31 | Kienzle Uhrenfabriken Gmbh | Uhr mit Torsions- oder Biegeschwinger |
| US3579974A (en) * | 1967-04-08 | 1971-05-25 | Gehap Gmbh & Co Kg | Electronically-controlled drive mechanism particularly for clocks |
| FR1539922A (fr) * | 1967-08-09 | 1968-09-20 | Lip Sa | Appareil horaire portatif |
| DE1809223B2 (de) * | 1968-11-15 | 1972-11-30 | Gebrüder Junghans GmbH, 7230 Schramberg | Armbanduhr mit einem piezoelektrischen kristall als zeithaltendem schwinger |
| US3636469A (en) * | 1969-11-10 | 1972-01-18 | Bunker Ramo | Beat frequency time standard |
-
1970
- 1970-07-17 DE DE19702035587 patent/DE2035587A1/de active Pending
-
1971
- 1971-06-30 AT AT565871A patent/AT315082B/de active
- 1971-07-05 CH CH987271D patent/CH987271A4/de unknown
- 1971-07-07 NL NL7109410A patent/NL7109410A/xx unknown
- 1971-07-13 US US00162227A patent/US3747326A/en not_active Expired - Lifetime
- 1971-07-14 IT IT7318/71A patent/IT997021B/it active
- 1971-07-15 GB GB3326071A patent/GB1353176A/en not_active Expired
- 1971-07-16 FR FR7126074A patent/FR2099428A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1353176A (en) | 1974-05-15 |
| CH987271A4 (de) | 1974-06-28 |
| NL7109410A (de) | 1972-01-19 |
| DE2035587A1 (de) | 1972-01-20 |
| AT315082B (de) | 1974-05-10 |
| IT997021B (it) | 1975-12-30 |
| US3747326A (en) | 1973-07-24 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |