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Publication date
Application filed by Nationale S A Usines FusionneefiledCriticalNationale S A Usines Fusionnee
Publication of CH56181ApublicationCriticalpatent/CH56181A/fr
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
G04B3/00—Normal winding of clockworks by hand or mechanically; Winding up several mainsprings or driving weights simultaneously
G04B3/04—Rigidly-mounted keys, knobs or crowns
G04B3/041—Construction of crowns for rotating movement; connection with the winding stem; winding stems
G—PHYSICS
G04—HOROLOGY
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
G04B37/00—Cases
G04B37/08—Hermetic sealing of openings, joints, passages or slits
G04B37/10—Hermetic sealing of openings, joints, passages or slits of winding stems
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Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
CH56181A1911-06-261911-06-26Assortiment, pendant et couronne, à jointure hermétique, pour montres avec mécanisme de mise à l'heure à tirette
CH56181A
(fr)