Case closed by a glass incorporating an invisible joint or being able to be decorated, and manufacturing processes

A sealed case has a middle portion (3) and a back cover delimiting a sealed compartment closed by a glass. The glass is made of transparent material resistant to temperatures above 500 degrees Celsius and bonded or welded at joint zones at least partially covering the shoulder of middle portion. The...

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Bibliographische Detailangaben
Hauptverfasser:	VERDON, CHRISTIAN, BOURBAN, STEVE, DERRIEY, GILLES
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING ORMAINTAINING CLOCKS OR WATCHES CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS CHEMISTRY GLASS HOROLOGY JOINING GLASS TO GLASS OR OTHER MATERIALS MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL MECHANICALLY-DRIVEN CLOCKS OR WATCHES METALLURGY MINERAL OR SLAG WOOL PHYSICS SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS SURFACE TREATMENT OF GLASS TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
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Beschreibung
Zusammenfassung:	A sealed case has a middle portion (3) and a back cover delimiting a sealed compartment closed by a glass. The glass is made of transparent material resistant to temperatures above 500 degrees Celsius and bonded or welded at joint zones at least partially covering the shoulder of middle portion. The inner face of glass has an enamel deposition (20) formed on the zones of joints with the shoulder of middle portion. An independent claim is also included for a method of manufacturing a sealed case.