Bertels

Claim 1

A TILTABLE TRANSPORT CONTAINER FOR POURABLE BULK MATERIALS, SAID CONTAINERS BEING IN THE GENERAL SHAPE OF A RECTANGULAR PARALLELEPIPEDON AND INCLUDING A SUPERNUMERARY WALL PORTION SLANTED WITH RESPECT TO TWO PERPENDICULAR WALLS OF THE CONTAINER, SAID SLANTED WALL PORTION COMPRISING A LID PIVOTALLY SECURED TO ONE OF THE WALLS OF THE CONTAINER TO PROVIDE A SINGLE APERTURE FOR BOTH FILLING AND DISCHARGING SAID BULK MATERIALS, LATCH MEANS FOR IMMOBILIZING SAID LID IN ITS CLOSED POSITION, A HOLLOW NONCIRCULAR SUPPORTING BAR BRACED BETWEEN TWO OPPOSING WALLS AND INCLUDING NON-CIRCULAR EXTERNAL APERTURES FOR RECEIVING A COOPERATING NON-CIRCULAR TOOL FOR LIFTING, TRANSPORTING, AND DISCHARGING SAID CONTAINER, AT LEAST TWO ADDITIONAL SUPPORTING BARS BRACED BETWEEN THE REMAINING WALLS, A LEG AT EACH CORNER OF THE BOTTOM OF SAID CONTAINER, AND TWO RECESSES IN THE TOP OF SAID CONTAINER OPPOSITE SAID SLANTED WALL FOR RECEIVING TWO LEGS OF A SECOND CONTAINER.