Luminous ceiling

Claim 1

IN A LUMINOUS CEILING IN WHICH A GRID OF SHAPES IS SUSPENDED FORM A STRUCTURAL SUPPORT, THE IMPROVEMENT COMPRISNG BRACKET MEANS MOUNTED ON SAID SHAPES, A FLUORESCENT LAMP FIXTURE MOUNTED ON SAID BRACKET MEANS WITH FLUORESCENT TUBE MOUNTING MEANS IN VERTICAL ALIGNMENT WITH AND IN SUPERPOSITION TO ONE OF SAID SHAPES, AND A POD MOUNTED ON SAID SHAPES ADJACENT FLUORESCENT TUBE IN SAID FLUORESCENT TUBE MOUNTING MEANS, SAID POD HAVING A RECTANGULAE, PLANAR, PANEL, AND A TRANSVERSELY SYMMETRICAL MANTLE WITH A CONTINUOUS PLANAR MARGINAL EDGE SEALED AT AND AROUND ITS PLANR EDGE TO SAID PLANAR PANEL SUBSTANTIALLY COEXTENSIVELY WITH THE MARGIN OF SAID PANEL, SAID MANTLE HAVING A SIDE WALL WITH A LIGHT TRANSMITTING AREA EXTENDING ALONG AN OUTBOARD SIDE WALL PARALLEL TO AND ADJACENT SAID FLUORESCENT TUBE AND A REFLECTIVE AREA EXTENDING FROM THE SAID SIDE WALL OVER THE PLANAR PANEL AND SUBSTANTIALLY THROUGH THE LENGTH OF THE PANEL, THE REFLECTIVE AREA OF SAID MANTLE HAVING IN TRANSVERSE CROSS SECTION, A BUTTERFLY ARCH CONFIGURATION, THE CENTRAL TROUGH OF WHICH IS SPACED FORM SAID PLANAR PANEL.