Patent ID: 6968885

Claim:
A Venetian blind comprising: a headrail extended in transverse direction; two side rails longitudinally arranged in parallel at two sides below said headrail; a bottom rail extended in transverse direction and spaced below said headrail and vertically movable along the length of said side rails, said bottom rail having two distal ends corresponding to said side rails; a plurality of slats arranged in parallel between said headrail and said bottom rail; at least two connecting cord members longitudinally connected to said slats and each having two ends respectively connected to said headrail and said bottom rail; two positioning mechanisms provided between said side rails and said bottom rail and adapted to secure the two distal ends of said bottom rail to said side rails at the desired elevation; and wherein said side rails each have a longitudinal sliding grooves facing each other for receiving the two distal ends of said bottom rail and guiding vertical movement of said bottom rail; said positioning mechanisms each comprise a first magnetically attractive member fixedly fastened to the longitudinal sliding groove of one of said side rails and longitudinally extended along the respective longitudinal sliding groove, and a second magnetically attractive member fixedly fastened to one end of said bottom rail and adapted to attract said first magnetically attractive member.