US Patent 10506888 Frame with interchangeable panels

A frame for the interchangeable and selective display of panels of artwork or text, where at least one interior surface of the frame defines a cavity in which one or more panels may be disposed, and channels are formed on the interior surface to receive a rod that slidably engages the channels to secure and accessibly store one or more panels within the frame. Also disclosed is a technique for disposing one or more panels within a frame for display and securing the one or more panels by advancing a rod along channels to exert force against the one or more panels.