Side discharge dump body for trucks and the like

Claim 1

IN A VEHICLE HAVING A CHASSIS WITH GROUND ENGAGING WHEELS AT ITS OPPOSITE SIDES AND WHICH IS SUBSTANTIALLY SYMMETRICAL ABOUT A VERTICAL PLANE TRANSVERSE TO THE WHEEL AXES: (A) A BODY FRAME HAVING A PAIR OF COAXIAL PIVOT SUPPORTS SPACED A SUBSTANTIAL DISTANCE ABOVE ITS BOTTOM; (B) COOPERATING MEANS ON THE BOTTOM OF THE BODY FRAME AND ON THE CHASSIS MOVABLY MOUNTING THE BODY FRAME ON THE CHASSIS WITH THE PIVOT SUPPORTS AT ONE SIDE OF THE CHASSIS AND THEIR AXIS HORIZONTAL AND PARALLLEL TO SAID PLANE; (C) COOPERATING MEANS ON THE CHASSIS AND ON THE BODY FRAME CONSTRAINING THE LATTER TO TRANSLATORY MOVEMENT TRANSVERSELY OF THE CHASSIS; (D) A DUMP BODY CARRIED BY SAID BODY FRAME, SAID BODY BEING ASYMMETRICAL WITH RESPECT TO SAID VERTICAL PLANE AND HAVING AN INCLINED WALL SLOPING UPWARDLY FROM ITS BOTTOM TO A DISCHARGE OUTLET AT ONE SIDE THEREOF, SAID NCLINED WALL EXTENDING ACROSS AT LEAST ABOUT HALF THE WIDTH OF THE BODY AS MEASURED TRANSVERSELY TO SAID PLANE; (E) COOPERATING MEANS ON THE BODY AND ON THE PIVOT SUPPORTS CONNECTING THE BODY WITH THE BODY FRAME FOR TILTING MOTION OF THE BODY ABOUT SAID AXIS AND WITH THE BODY IS DISPOSED THAT SAID AXIS IS NEAR THE UPPER EDGE OF SAID INCLINED WALL, SUCH TILTING OF THE BODY PROVIDING FOR ITS SWINGING BETWEEN A LOAD CARRYING POSITION WHICH ITS BOTTOM IS ADJACENT TO THE CHASSIS FRAME END A SIDE DISCHARGE DUMPING POSITION; (F) POWER ACTUATOR MEANS ON THE VEHICLE, REACTING BETWEEN THE BODY AND THE BODY FRAME, FOR TILTING THE BODY TO AND FROM ITS DUMPING POSITION; AND (G) MEANS COOPERATING WITH THE CHASSIS AND THE BODY FRAME FOR LOCKING THE BODY AGAINST SIDE TO SIDE MOTION RELATIVE TO THE CHASSIS IN EITHER A HIGHWAY TRAVEL POSITION OF THE BODY IN WHICH ITS OPPOSITE SIDES ARE EQUIDISTANT FROM SAID PLANE OR A LOAD CARRYING POSITION IN WHICH THE DISCHARGE OUTLET IS SUBSTANTIALLY FARTHER FROM SAID PLANE THAN THE OPPOSITE SIDE OF THE BODY.