Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from CH757165Aexternal-prioritypatent/CH451021A/fr
Application filedfiledCritical
Priority to CH1011568ApriorityCriticalpatent/CH486163A/fr
Priority to CH865866Aprioritypatent/CH468031A/fr
Publication of CH865866A4publicationCriticalpatent/CH865866A4/xx
Publication of CH468031ApublicationCriticalpatent/CH468031A/fr
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
G04C3/101—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 constructional details
G04C3/102—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 constructional details of the mechanical oscillator or of the coil
Landscapes
Physics & Mathematics
(AREA)
Electromagnetism
(AREA)
General Physics & Mathematics
(AREA)
Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits
(AREA)
CH865866A1965-05-281966-06-14Oscillateur symétrique à flexion pour pièce d'horlogerie
CH468031A
(fr)