Patent ID: 6666251
Filing Date: 2003-12-23
Classification: E06B

Abstract:
An energy saving shade system for residential dwelling windows having a window pane and a rectangular frame defined by top, side, and sill surfaces, the frame having dimensions that vary within a range of frame widths and a range of frame heights, the shade system comprising:a pair of end caps, each having a side wall, a top wall, a front wall, and a back wall, the top, front and back walls projecting in a normal direction from the side wall, at least the front wall so projecting by at least one half the range of frame widths, each of the pair of end caps being insertable in sealing relation against the top surface and one of the side surfaces of the frame; a pair of side rails, each having a cross-section to provide a base securable in sealing relation to the respective side surfaces of the frame, and a pair of generally parallel walls projecting from the base by at least one half the range of frame widths to define at least one channel opening to face inwardly of the respective side surfaces of the frame, the side rails having lengths adjustable through the range of frame heights and to extend between sill and the end caps; a pair of shade supporting plates receivable in the respective end caps, each of the shade supporting plates being laterally adjustable throughout approximately one half the range of frame widths; an impermeable, transparent shade of a width within the range of frame widths, the transparent shade having a top portion connected to and wound on a roller mountable between the shade supporting plates, and a bottom end extendible for the range of frame heights from the roller to the sill; a pair of edge seals supported within the at least one channel of the respective side rails, and for slidably engaging and retaining opposite sides of the shade member in spaced relation to the window pane; means for sealing the transparent shade and the top surface of the rectangular frame; and means for sealing the distal end of the transparent shade and the sill.