Pendulum with adjustable moment of inertia for watch movements.
CH694440A5
Clock mechanism for electronic watch, has minute wheel pivoting on fixed post and carrying cam pin with star, which undergoes action of spring to progressively wind spring or to cause instantaneous progression of display
CH694350A5
Clockwork mechanism has revolving clock face accomplishing complete rotation every hour and index enabling reading of minutes on fixed window
CH694138A5
Clockwork mechanism permits numerical indication by means of two disks and instantaneous change of indication together with an easy rapid manual correction
CH692257A5
Watch display has a sub-dial for displaying hours elapsed that rotates around the center of a main dial in a manner analogous to a minute hand, while seconds are displayed using a second hand rotating around the main dial
CH691631A5
clockwork mechanism for performing a manual correction of an indicator organ given period of time.
CH687796GA3
Clockwork mechanism for alternate display of 24 hours.