MECHANICALLY-DRIVEN CLOCKS OR WATCHES MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS

GPHYSICS G04Horology

G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS

G04B1/00Driving mechanisms G04B11/00Click devices Stop clicks Clutches G04B13/00Gearwork G04B15/00Escapements G04B17/00Mechanisms for stabilising frequency G04B18/00Mechanisms for setting frequency G04B19/00Indicating the time by visual means G04B21/00Indicating the time by acoustic means G04B23/00Arrangements producing acoustic signals at preselected times G04B25/00Indicating the time by other means or by combined means G04B27/00Mechanical devices for setting the time indicating means G04B29/00Frameworks G04B3/00Normal winding of clockworks by hand or mechanically Winding up several mainsprings or driving weights simultaneously G04B31/00Bearings Point suspensions or counter-point suspensions Pivot bearings Single parts therefor G04B33/00Calibers G04B35/00Adjusting the gear train G04B37/00Cases G04B39/00Watch crystals Fastening or sealing of crystals Clock glasses G04B41/00Locking or holding devices for pendulums, chimes, or the like, for use during transport G04B43/00Protecting clockworks by shields or other means against external influences G04B45/00Time pieces of which the indicating means or cases provoke special effects G04B47/00Time-pieces combined with other articles which do not interfere with the running or the time-keeping of the time-piece G04B49/00Time-pieces using the position of the sun, moon or stars G04B5/00Automatic winding up G04B7/00Combined normal and automatic winding up G04B9/00Supervision of the state of winding G04B99/00Subject matter not provided for in other groups of this subclass