G04C3/065 - CPC Classification Index

ClassID:

179385 ⎘

G04C3/065 - CPC Classification

Classification description:

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

Sub-classes:

G04C3/066 » {Constructional details, e.g. disposition of coils} 8
G04C3/067 » {Driving circuits with distinct detecting and driving coils} 6
G04C3/069 » {Driving circuits using a single coil for detection and driving purposes} 1

Recent Application in this class:

20220179361

2022-06-09

Horological movement provided with a generator and a circuit for regulating the frequency of rotation of this generator

20170261933

2017-09-14

Timepiece regulating mechanism with optimised magnetic escapement