Patent ID: 7995273

Claim:
An integral projection screen structure for displaying an image from a projection source, comprising: (a) a frame having generally parallel top and bottom portions and generally parallel first and second opposing side portions, each side portion forming a channel; (b) a fixed projection screen comprising a sheet of material having a projection surface for displaying an image projected thereon, said sheet of material having a front side and a back side, top and bottom edges and first and second side edges; a fixed mounting structurc defined by generally parallel top and bottom portions and generally parallel side portions for supporting said sheet of material in a mounted condition; and means for tensioning said sheet of material onto said mounting structure; said fixed projection screen being disposed within and mounted to said frame; (c) a first masking panel disposed within said frame over at least the respective first and second side edges of the front side of the sheet of material in the fixed projection screen; (d) a movable projection screen disposed within said frame adjacent the first masking panel, said movable projection screen comprising an operable roller for rolling and unrolling the screen and being mounted at the top portion of said frame; and a flexible sheet of material having a projection surface for displaying an image projected thereon, said sheet of material having a front side and a back side, a top edge connected to the roller and being movable between a rolled condition and an unrolled condition, a bottom edge opposite the top edge, and first and second opposing side edges for disposition within the channels formed by the side portions of the frame when the sheet is in the unrolled condition; and (e) a second masking panel disposed within said frame over at least the respective first and second side edges of the front side of the sheet of material in the movable projection screen.