Automatic car dumping apparatus

Claim 1

IN COMBINATION WITH A RAILWAY DUMP CAR MOUNTED FOR TRAVEL ON BED RAILS ABOVE A DELIVERY AREA AND HAVING A CAR BODY WITH A DOOR IN THE BOTTOM THEREOF OPERABLE BY GEARING MEANS, THE INVENTION WHICH COMPRISES MEANS FOR DRIVING SAID GEARING MEANS INCLUDING A SHAFT ROTATABLY CONNECTED TO SAID BODY AND EXTENDING OUTWARDLY THEREFROM, SAID SHAFT BEING OPERATIVELY CONNECTED TO SAID GEARING MEANS TO DRIVE THE SAME IN A GIVEN DIRECTION, A RESILIENT WHEEL RIGIDLY SECURED TO SAID SHAFT EXTERNALLY OF SAID BODY, AN ACTUATING RAIL MOUNTED PARALLEL TO SAID BED RAILS ADJACENT SAID DELIVERY AREA, AND MEANS FOR MOVING SAID ACTUATING RAIL VERTICALLY RELATIVE TO SAID BED RAILS TO A POSITION FOR FRICTIONAL ENGAGEMENT WITH SAID RESILIENT WHEEL TO ROTATE SAID SHAFT AND DRIVE SAID DOOR OPERATING GEARING MEANS, SAID ACTUATING RAIL CONSISTING OF A PLURALITY OF COLINEARLY-ARRANGED RAIL SECTIONS PIVOTALLY CONNECTED TOGETHER AT THEIR ADJACENT ENDS.