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Application filed by Alphons ThommenfiledCriticalAlphons Thommen
Publication of CH21798ApublicationCriticalpatent/CH21798A/de
G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
G04B11/00—Click devices; Stop clicks; Clutches
G04B11/02—Devices allowing the motion of a rotatable part in only one direction
G04B11/022—Devices allowing the motion of a rotatable part in only one direction with a ratchet which makes contact with the rotating member by means of teeth