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Publication of FR917535ApublicationCriticalpatent/FR917535A/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
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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FR917535D1945-11-191945-11-19Dispositif assurant l'étanchéité du joint entre une couronne de remontoir et le tube de guidage de sa tige
ExpiredFR917535A
(fr)
Dispositif pour turbines à vapeur comportant au moins deux joints d'étanchéité à labyrinthe assurant l'étanchéité pour des pressions de différentes valeurs