FR1452425A -
Method of manufacturing a so-called broken winding stem, device for implementing the process and stem obtained according to this process
- Google Patents
Method of manufacturing a so-called broken winding stem, device for implementing the process and stem obtained according to this process
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Priority to FR36520ApriorityCriticalpatent/FR1452425A/en
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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
G04B37/06—Forming the passage for the winding stem through the case; Divided winding stems
G04B37/066—Divided stem (tige brisee)
G—PHYSICS
G04—HOROLOGY
G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
G04D3/00—Watchmakers' or watch-repairers' machines or tools for working materials
G04D3/0002—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe
G04D3/0012—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe for parts of the winding-up mechanism, e.g. for winding axles, crowns
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FR36520A1965-10-281965-10-28
Method of manufacturing a so-called broken winding stem, device for implementing the process and stem obtained according to this process
ExpiredFR1452425A
(en)