BALL CHAIN AND SHADE DEVICE

The present invention provides a ball chain that makes it possible to provide a fail-safe function to metal ball chains. Provided is a ball chain in which metal balls 16a are linked by a metal link shaft 16b, wherein a first end portion 17 and a second end portion 18 are coupled by a coupling part 2...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ASAKA, Tsubasa, TANAKA, Ryosuke, NAKAMURA, Hajime, YAMAGISHI, Kazuto
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVINGPURPOSES BLASTING CHAINS DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL ENGINEERING ELEMENTS AND UNITS FITTINGS PREDOMINANTLY USED THEREFOR FIXED CONSTRUCTIONS FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES,FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS,BLINDS, GATES GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LADDERS LIGHTING MECHANICAL ENGINEERING THERMAL INSULATION IN GENERAL WEAPONS
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