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.)
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
Application filedfiledCritical
Priority to JP10869769UpriorityCriticalpatent/JPS5011413Y1/ja
Priority to CH1563770Aprioritypatent/CH543767A/de
Priority to CH1563770Dprioritypatent/CH1563770A4/xx
Priority to US84324Aprioritypatent/US3660737A/en
Priority to GB5088970Aprioritypatent/GB1338084A/en
Priority to DE2052941Aprioritypatent/DE2052941C3/de
Priority to FR707040843Aprioritypatent/FR2067320B1/fr
Publication of JPS5011413Y1publicationCriticalpatent/JPS5011413Y1/ja
G04C5/00—Electric or magnetic means for converting oscillatory to rotary motion in time-pieces, i.e. electric or magnetic escapements
G04C5/005—Magnetic or electromagnetic 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
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)
Control Of Motors That Do Not Use Commutators
(AREA)