Tubular article for decorative or structural purposes

Claim 1

A TUBULAR ARTICLE FOR DECORATIVE OR STRUCTURAL PURPOSES CONSTRUCTED IN TWO SECTIONS WHICH ARE ADAPTED TO BE SNAPPED TOGETHER ON A BAR MEMBER TO ENCLOSE THE SAME AND PRESENT AN EXTERNAL SUBSTANTIALLY JOINT-FREE APPEARANCE, AND ONE OF WHICH SECTIONS IS ADAPTED FOR RECEIVING A PANEL EDGE OR THE LIKE THEREIN WHEREBY IT MAY BE EMPLOYED ALONE AS AN EDGE TRIM, WHICH COMPRISES A PAIR OF MATING LONGITUDINAL TUBE SECTIONS EACH HAVING TWO LONGITUDINALLY EXTENDING SIDE MARGINS, SAID SECTIONS UNITING ALONG SAID SIDE MARGINS TO FORM A CONTINUOUS SINGLE-WALLED TUBE HAVING EXTERNAL AND INTERNAL WALL SURFACES, SAID INTERNAL WALL SURFACE DEFINING A RECTANGULAR TUBE CAVITY IN CROSS SECTION, ONE OF SAID SECTIONS HAVING TWO BROAD MARGINAL INTERNALLY FLAT SIDES RESPECTIVELY TERMINATING IN SAID SIDE MARGINS OF THE SECTION, MEANS PROVIDING A NARROW LONGITUDINAL GROOVE ON THE INTERNAL SURFACE OF EACH OF SAID SIDES ADJACENT SAID SIDE MARGIN THEREOF, SAID ONE SECTION THEREBY BEING ADAPTED FOR RECEIVING A PANEL EDGE OR THE LIKE THEREIN AND EMBRACED BY SAID SIDES, A LONGITUDINAL BEAD EXTENDING OUTWARDLY FROM THE REMAINING ONE OF SAID SECTIONS ADJACENT EACH SIDE MARGIN THEREOF AND BEING RECEIVED IN ONE OF SAID GROOVES IN INTERLOCKING ENGAGEMENT, WHEREBY SAID SECTIONS ARE UNITED AT POINTS SUBSTANTIALLY COMPLETELY LYING WITHIN THE TUBE WALL CONFINES SO AS NOT TO PROTRUDE FROM SAID WALL SURFACES, SAID BEADS AND GROOVE MEANS FORMING JUNCTURES WHICH APPEAR ONLY AS SCARCELY VISIBLE FINE LINES ON SAID EXTERNAL SURFACE, SAID SECTIONS BEING UNITED BY PRESSING THEM TOGETHER AT SAID JOINTS, THEREBY CAUSING SAID BEADS AND GROOVE MEANS TO SNAP TOGETHER INTO INTERLOCKING ENGAGEMENT, AND SAID SECTIONS THEREBY BEING ADAPTED FOR LATERALLY INSERTING A RECTANGULAR BAR MEMBER OF APPROXIMATELY THE SAME SIZE AND CONFIGURATION AS SAID TUBE CAVITY BETWEEN THEIR SIDE MARGINS, AND FOR THEN SNAPPING THE SECTIONS TOGETHER AROUND SUCH BAR MEMBER, WHEREBY RELATIVE ROTATIONAL MOVEMENT BETWEEN SUCH BAR MEMBER AND THE TUBULAR ARTICLE ABOUT A LONGITUDINAL AXIS IS SUBSTANTIALLY PREVENTED.