Spring operated roller blind system with tension spring adjusting mechanism and locking element for said system

A roller blind system, comprising a roller blind having a roller shaft through which a central rod extends and to which a flexible sheet member is attached. The roller blind is provided with two bracket connectors arranged for releasable coupling to mounting brackets. The roller blind is spring oper...

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Bibliographische Detailangaben
Hauptverfasser:	Vries, Ruben Hubert Jan de, Ter Haar, Thomas Johan Maria, Klein Tuente, Bastiaan Franciscus
Format:	Patent
Sprache:	eng
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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Beschreibung
Zusammenfassung:	A roller blind system, comprising a roller blind having a roller shaft through which a central rod extends and to which a flexible sheet member is attached. The roller blind is provided with two bracket connectors arranged for releasable coupling to mounting brackets. The roller blind is spring operated and comprises a tension spring fixedly connected to the central rod and to the roller shaft and a tension adjusting mechanism for adjusting the tension of the tension spring. The tension adjusting mechanism comprises an adjusting wheel and an adjusting spring for adjusting the rotational position of the central rod, a first bush part arranged on the adjusting wheel for pushing the adjusting spring in a relaxed configuration and a second bush part connected to the central rod for pushing the adjusting spring in a tightened configuration.