A DEVICE FOR PREVENTING BENDING OF LOWER ROTARY ROD AND WRINKLING OF FABRICS IN DOUBLE BLINDS WITHOUT STRINGS

The present invention relates to fabric of a cordless double blind and a device for preventing bending of a lower rotating bar. More specifically, while a lower case is moved downward by the force of a handle part being pulled, a pair of rollers and a lower rotating bar are rotated. The rollers havi...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	KWAK, JAE SUK, KWAK, WOO-JIN
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL FIXED CONSTRUCTIONS FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES,FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS,BLINDS, GATES LADDERS
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