Window blind system

摘要

A window blind frame 30 is releasably secured to a window casing 20 using a clip 25. Preferably the clip 25 comprises a flange 60 and a support 65 extending from the flange and having a frame engaging member 80. Preferably the flange 60 is for releasable insertion between a window casing 20 and a glass pane mounted therein, more preferably between a glazing bead 70 and the glass pane. The window blind frame 30 preferably comprises angle joints connecting extruded portions 40 to form a rigid structure. Preferably the angle joints are inserted into channels in the extruded portions 40, the angle joints may be concealed by covers 50.