| 摘要 |
A system for displaying segments of a graphic image in a window or the like, and comprising a plurality of vertically elongated transparent slats, each slat having marginal edges defining inwardly one facing elongated grooves for framing the elongating segments of the graphic image, top and bottom horizontal rails for supporting top and bottom end portions respectively of said slats for rotation on horizontally spaced vertical pivot axes, and means for pivoting said slats in synchronized relationship to each other on vertical slat axes that are spaced along said rails by a dimension W, that is at least approximately equal to the lateral width of said elongated graphic image segments.
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