Patent EA-000784-B1 (EA)
Title: A universal mounting and parallel guidance arrangement for a window screening device
Inventor: LARSSEN GERT GODVIG
IPC: E06B9/90
Filed: 1998-01-23
Abstract: 1. A universal mounting and parallel guidance arrangement for at least one screening device for a window, in particular a roof window, where the screening device comprises a body of screening material which in an idle position is rolled up, collapsed, or pleated and occupies a position in or at a main frame or sash member of the window, whereas said body in a free end is connected to a bottom bar, profile rail or strip c h a r a c t e r i z e d in that the arrangement comprises at least one mounting bar (1) having a through-going hollowness and designed for a releasable interconnection with the bottom bar, profile rail or strip of the screening device, two parallel guidance cord systems (2, 3), each being led through said mounting bar and comprising end parts which protrude from each end of the bar, and installation brackets (47) for the free end of each of the said end parts whereby the two installation brackets (4, 6; 5, 7) for a cord system are preferably meant for fastening at the top of a first main frame or sash side member and at the bottom of the other main frame or sash side member opposite in relation to the first one, respectively. 2. A mounting and parallel guidance arrangement according to claim 1, characterized in that the parallel guidance cord systems (2, 3) are tensioned, preferably by pretensioning springs (8, 9) positioned in connection with said installation brackets (4, 5) or by elastic cords or alike. 3. A mounting and parallel guidance arrangement according to any of the preceding claims, characterized in that the releasable interconnection of the mounting bar (1) with the bottom bar is effected by means of clips. 4. A mounting and parallel guidance arrangement according to any of the preceding claims, characterized in that an installation bracket (4-7) connected with the respective free cord end is designed for snap interconnection with a fixed bracket in the form of a premountable bracket (14, 17) to be fastened on a main frame or sash side member. 5. A mounting and parallel guidance arrangement according to any of the claims 1-3, characterized in that one installation bracket connected with the respective free cord end for each cord system is designed for releasable interconnection with a casing for the screening device. 6. A mounting and parallel guidance arrangement according to claim 5, c h a r a c t e r i z e d in that said installation bracket is designed for interconnection with a fixed bracket in the form of a premountable bracket to be fastened to a main frame or sash side member via an insertion component in each end of the casing of the screening device for its retaining to the main frame or sash member. 7. A mounting and parallel guidance arrangement according to any of the preceding claims and for use with a blackout curtain, characterized in that it also comprises light-proof side guide rails (18, 19) to be mounted on the opposite main frame or sash side members (12, 13). 8. A mounting and parallel guidance arrangement according to claim 7, characterized in that said side guide rails are designed for interconnection with at least one installation bracket (17). 9. A mounting and parallel guidance arrangement according to any of the preceding claims, characterized in that the mounting bar (1) is connected with at least one draw cord (29, 30) which is in connection with an electric operation device comprising a rewinding drum (28) for the draw cord mounted in or at the main frame or sash top or bottom member.