FR1117873A - Timepiece - Google Patents
TimepieceInfo
- Publication number
- FR1117873A FR1117873A FR1117873DA FR1117873A FR 1117873 A FR1117873 A FR 1117873A FR 1117873D A FR1117873D A FR 1117873DA FR 1117873 A FR1117873 A FR 1117873A
- Authority
- FR
- France
- Prior art keywords
- timepiece
- 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
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
- G04C3/04—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 balance
- G04C3/06—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 balance using electromagnetic coupling between electric power source and balance
- G04C3/065—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 balance using electromagnetic coupling between electric power source and balance the balance controlling gear-train by means of static switches, e.g. transistor circuits
- G04C3/066—Constructional details, e.g. disposition of coils
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1117873X | 1954-01-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1117873A true FR1117873A (en) | 1956-05-29 |
Family
ID=4558467
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1117873D Expired FR1117873A (en) | 1954-01-16 | 1955-01-14 | Timepiece |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1117873A (en) |
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2877399A (en) * | 1957-02-12 | 1959-03-10 | John M Shaull | Timing device |
DE1059358B (en) * | 1956-06-22 | 1959-06-11 | Oskar Vierling Elektrotechnisc | Pendulum drive with transistors |
DE1076579B (en) * | 1957-03-09 | 1960-02-25 | Ebauches Sa | Clock with electrodynamically operated swinging escapement |
US2949583A (en) * | 1956-07-02 | 1960-08-16 | Gen Motors Corp | Timing control circuit |
US2962643A (en) * | 1955-04-26 | 1960-11-29 | Omega Brandt & Freres Sa Louis | Time-piece |
DE1102657B (en) * | 1956-04-17 | 1961-03-16 | Hamilton Watch Co | Battery powered electric wristwatch |
DE1149668B (en) * | 1957-06-08 | 1963-05-30 | Movado Montres | Electromagnetic device for driving a clock |
DE1150327B (en) * | 1957-04-10 | 1963-06-12 | Reich Robert W | Switching arrangement for electronically operated clocks |
US3098185A (en) * | 1957-08-20 | 1963-07-16 | Hamilton Watch Co | Electric watch having transistor controlled contact |
DE1155068B (en) * | 1957-07-23 | 1963-09-26 | Hatot Leon Ets | Balance gear folder |
DE1178015B (en) * | 1957-06-07 | 1964-09-10 | Reich Robert W | Circuit arrangement for electronically operated clocks |
DE1178795B (en) * | 1958-10-18 | 1964-09-24 | Junghans Geb Ag | Electrodynamically driven arrangement, especially gear regulator arrangement for clocks or motor arrangements |
DE1179873B (en) * | 1957-01-25 | 1964-10-15 | Hatot Leon Ets | Time-keeping electrical device |
DE1235822B (en) * | 1957-07-11 | 1967-03-02 | Siemens Ag | Electronic clock drive |
DE1274514B (en) * | 1961-05-24 | 1968-08-01 | Movado Montres | Electromagnetic drive system for a torsional oscillator for electronic clocks |
DE1165501B (en) * | 1957-01-25 | 1974-03-28 |
-
1955
- 1955-01-14 FR FR1117873D patent/FR1117873A/en not_active Expired
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2962643A (en) * | 1955-04-26 | 1960-11-29 | Omega Brandt & Freres Sa Louis | Time-piece |
DE1102657B (en) * | 1956-04-17 | 1961-03-16 | Hamilton Watch Co | Battery powered electric wristwatch |
DE1059358B (en) * | 1956-06-22 | 1959-06-11 | Oskar Vierling Elektrotechnisc | Pendulum drive with transistors |
US2949583A (en) * | 1956-07-02 | 1960-08-16 | Gen Motors Corp | Timing control circuit |
DE1179873B (en) * | 1957-01-25 | 1964-10-15 | Hatot Leon Ets | Time-keeping electrical device |
DE1165501B (en) * | 1957-01-25 | 1974-03-28 | ||
DE1165501C2 (en) * | 1957-01-25 | 1974-03-28 | TIME-KEEPING ELECTRIC DEVICE, IN PARTICULAR ELECTRIC CLOCK, WITH A GANGDER SWINGER | |
US2877399A (en) * | 1957-02-12 | 1959-03-10 | John M Shaull | Timing device |
DE1076579B (en) * | 1957-03-09 | 1960-02-25 | Ebauches Sa | Clock with electrodynamically operated swinging escapement |
DE1150327B (en) * | 1957-04-10 | 1963-06-12 | Reich Robert W | Switching arrangement for electronically operated clocks |
DE1178015B (en) * | 1957-06-07 | 1964-09-10 | Reich Robert W | Circuit arrangement for electronically operated clocks |
DE1149668B (en) * | 1957-06-08 | 1963-05-30 | Movado Montres | Electromagnetic device for driving a clock |
DE1235822B (en) * | 1957-07-11 | 1967-03-02 | Siemens Ag | Electronic clock drive |
DE1155068B (en) * | 1957-07-23 | 1963-09-26 | Hatot Leon Ets | Balance gear folder |
US3098185A (en) * | 1957-08-20 | 1963-07-16 | Hamilton Watch Co | Electric watch having transistor controlled contact |
DE1178795B (en) * | 1958-10-18 | 1964-09-24 | Junghans Geb Ag | Electrodynamically driven arrangement, especially gear regulator arrangement for clocks or motor arrangements |
DE1274514B (en) * | 1961-05-24 | 1968-08-01 | Movado Montres | Electromagnetic drive system for a torsional oscillator for electronic clocks |
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