Material wagon

Claim 1

A SELF-UNLOADING WAGON FOR SUCH MATERIALS AS FORAGE, HAY WAFERS, AND RANDOM STACKED BALES, COMPRISING: A CHASSIS; WHEELS SUPPORTING SAID CHASSIS; A WAGON BODY ON SAID CHASSIS, SAID WAGON BODY HAVING A DISCHARGE END; AN ENDLESS, APRON-TYPE BED CONVEYOR IN SAID BODY OPERABLE TO MOVE SAID MATERIAL TOWARD SAID DISCHARGE END; AND ENDLESS, INCLINED, APRON-TYPE ELEVATOR CONVEYOR IN SAID BODY ADJACENT SAID BED CONVEYOR FOR ELEVATING MATERIAL CARRIED BY SAID BED CONVEYOR, SAID ELEVATOR CONVEYOR BEING INCLINED UPWARDLY TOWARD SAID DISCHARGE END AT AN ANGLE OF ABOUT FORTY DEGREES RELATIVE TO SAID BED CONVEYOR, SAID ELEVATOR CONVEYOR BEING OPERABLE TO MOVE SAID MATERIAL TOWARD SAID DISCHARGE END; ROTARY FORAGE BEATER MEANS MOUNTED ON SAID BODY ADJACENT THE UPPER END OF SAID ELEVATOR CONVEYOR, SAID BEATER MEANS BEING MOVABLE TO A POSITION CLEAR OF SAID ELEVATOR CONVEYOR UPPER END TO ALLOW PASSAGE OF BALES WHEN SAID WAGON IS USED AS A BALE WAGON; POWER SUPPLY MEANS FOR SAID WAGON CONNECTED TO SAID BED CONVEYOR AND TO SAID ELEVATOR CONVEYOR, SAID POWER SUPPLY MEANS INCLUDING AN INDEPENDENT CONTROL FOR BED CONVEYOR AND AN INDEPENDENT CONTROL FOR SAID ELEVATOR CONVEYOR, SO THAT SAID BED CONVEYOR AND SAID ELEVATOR CONVEYOR CAN BE OPERATED INDEPENDENTLY OF ONE ANOTHER TO PROVIDE AN ORDERLY, ONE-BY-ONE DISCHARGE OF RANDOM STACKED BALES FROM SAID WAGON WHEN SAID WAGON IS USED AS A BALE WAGON.