Furnace construction

Claim 1

IN A FURNACE CONSTRUCTION HAVING A CLOSED BOTTOM, UPSTANDING SUPPORTING MEANS PROVIDED FOR MAINTAINING THE WORK IN THE FURNACE IN A HORIZONTAL PLANE, AND CHANNEL MEANS DISPOSED BETWEEN ADJACENT SUPPORTING MEANS, THE IMPROVEMENT COMPRISING MEANS FOR MOVING SAID WORK WITHIN SAID FURNACE FROM ONE LOCATION ON SAID SUPPORTING MEANS TO ANOTHER, SAID MOVING MEANS INCLUDING UPPER AND LOWER BEAMS HORIZONTALLY DISPOSED WITHIN AT LEAST ONE OF SAID CHANNEL MEANS, SAID BEAM DEFINING OPEN INTERIOR PORTIONS, SUBSTANTIALLY VERTICALLY DISPOSED PARTITION WALLS FORMED TRANSVERSELY OF THE LENGTH OF SAID PARTITIONS IN SAID INTERIOR PORTIONS TO THEREBY DEFINE A PLURALITY OF BEARING RECEIVING COMPARTMENTS THEREIN IN SPACEDAPART RELATIONSHIP ALONG THE LENGTH OF EACH OF SAID BEAMS, REMOVABLE BEARING INSERTS WITH CONCAVE SEATS DISPOSED WITHIN SAID COMPARTMENTS AND SECURED AGAINST LATERAL MOVEMENT WITH RESPECT TO THEIR ASSOCIATED BEAMS BY MEANS OF THEIR ENGAGEMENT WITH SAID PARTITION WALLS, LINKING BARS HAVING CONVEX ENDS PIVOTALLY INTERFITTING WITH SAID SEATS, SAID BEARING INSERTS BEING HELD WITHIN SAID COMPARTMENTS BY REASON OF THEIR ENGAGEMENT WITH SAID LINKING BARS, SAID LINKING BARS HAVING A LENGTH SUFFICIENT TO MAINTAIN SAID BEAM IN SPACED APART RELATION WHEN THE BARS AND THEIR RESPECTIVE SEATS ARE ALIGNED IN A VERTICAL PLANE, MEANS CONNECTED TO SAID LOWER BEAM FOR HORIZONTALLY SHIFTING SAID BEAMS RELATIVE TO EACH OTHER, SAID LINKING BARS BEING ADAPTED TO HOLD THE TOP OF SAID UPPER BEAM ABOVE THE TOP OF SAID SUPPORTING MEANS WHENEVER THE BEAMS ARE DISPOSED IN SAID SPACED APART RELATION, A ROLLER BED MADE UP OF A PLURALITY OF ROLLERS MOUNTED FOR ROTATION IN THE BOTTOM OF SAID CHANNEL MEANS, SAID ROLLER BED SUPPORTING SAID LOWER BEAM, MEANS CONNECTING SAID UPPER AND LOWER BEAMS AND MEANS ASSOCIATED WITH SAID CONNECTING MEANS FOR HORIZONTALLY MOVING THE UPPER AND LOWER BEAMS OVER SAID ROLLER BED.