Tractor mounted dump bed

Claim 1

A DUMP BED AND MEANS FOR MOUNTING SAME ON A TRACTOR OR THE LIKE HAVING POWER LIFT MEANS AT A REAR PORTION THEREOF INCLUDING A ROTATABLE SHAFT CONNECTED TO POWER MEANS OF THE TRACTOR AND HAVING ARMS PROJECTING THEREFROM AT THE ENDS THEREOF WITH THE OUTER END PORTION OF SAID ARMS BEING CONNECTED TO ONE END PORTION OF LINK MEMBERS AND WITH THE OTHER END PORTION OF SAID LINK MEMBERS BEING CONNECTED TO INTERMEDIATE PORTIONS OF TWO LIFT ARMS EACH OF WHICH IS PIVOTALLY CONNECTED AT ONE END TO THE TRACTOR FRAME, SAID DUMP BED AND MEANS FOR MOUNTING SAME COMPRISING, IN COMBINATION, AN ELONGATED HOLLOW BOX-LIKE RECEPTACLE HAVING A GENERALLY HORIZONTALLY DISPOSED BOTTOM, TWO VERTICALLY EXTENDING SIDES SECURED TO AND PROJECTING UPWARDLY FROM SAID BOTTOM AND A FIXEDLY MOUNTED END SECURED TO SAID BOTTOM AND SAID SIDES AND EXTENDING BETWEEN THE FRONT ENDS OF SAID SIDES, SAID RECEPTACLE HAVING A TAIL GATE HINGEDLY CONNECTED IN THE UPPER END PORTION TO THE UPPER EDGE OF REAR END PORTIONS OF SAID SIDES OF SAID RECEPTACLE, LATCH MEANS MOUNTED ON THE REAR END PORTION OF SAID BOTTOM OF SAID RECEPTACLE AND HAVING A PORTION ENGAGEABLE WITH THE LOWER PORTION OF SAID TAIL GATE AND BEING OPERABLE WHEN ENGAGED TO HOLD SAID TAIL GATE IN A CLOSED POSITION, MEANS CONNECTED TO SAID LATCH MEANS TO DISENGAGE SAME AND PERMIT OPENING OF SAID TAIL GATE, TWO ELONGATED CHANNELS, SAID UPPER EDGE PORTION OF EACH OF SAID SIDES OF SAID RECEPTACLE HAVING ONE SIDE OF THE RESPECTIVE CHANNEL SECURED THERETO AND EXTENDING THEREALONG AND WITH THE OPPOSITE SIDE OF SAID CHANNEL PROJECTING DOWNWARDLY AND PARALLEL TO SAID SIDES, TWO FRAMES FOR MOUNTING SAID RECEPTACLE POSITIONED AT OPPOSITE SIDES OF SAID RECEPTACLE, EACH OF SAID FRAMES INCLUDING A STRAP IRON HAVING ONE END PORTION POSITIONED IN ABUTTING ENGAGEMENT WITH ONE END PORTION OF AN ANGLE IRON AND FORMING AN ACUTE ANGLE THEREWITH AND WITH THE OTHER END PORTION OF SAID STRAP IRON BEING SECURED TO AN UPPER PORTION OF THE FENDER OF SAID TRACTOR AND WITH THE OTHER END PORTION OF SAID ANGLE IRON BEING SECURED TO THE FRAME OF SAID TRACTOR ADJACENT THE REAR AXLE THEREOF, THE REAR END PORTION OF SAID SIDES OF SAID RECEPTACLE BEING PIVOTALLY CONNECTED TO SAID FRAMES AT SAID ONE END PORTION OF SAID ANGLE IRON AND SAID STRAP IRON, A BAR EXTENDING BETWEEN AND CONNECTED TO SAID LIFT ARMS OF SAID TRACTOR, AND TWO LINKAGE MEMBERS, EACH OF SAID SIDES OF SAID RECEPTACLE HAVING ONE END PORTION OF ONE OF SAID LINKAGE MEMBERS SECURED THERETO AT THE FORWARD PORTION THEREOF IN SPACED RELATION TO THE PIVOTAL CONNECTION BETWEEN SAID FRAMES AND SAID RECEPTACLE AND THE OTHER END PORTION OF EACH OF SAID LINKAGE MEMBERS BEING PIVOTALLY CONNECTED TO OUTER ENDS OF SAID LIFT ARMS, SAID DUMP BED BEING CONSTRUCTED AND ADAPTED SO THAT SAID RECEPTACLE CAN BE LOADED WHEN IN GENERALLY HORIZONTAL POSITION AND WITH SAID LIFT ARMS IN A LOWERED POSITION WITH SAID RECEPTACLE BEING MOVABLE TO A DUMPING POSITION BY ELEVATION OF SAID LIFT ARMS TO CAUSE MOVEMENT OF SAID LINKAGE MEMBERS TO ELEVATE SAID FRONT END PORTION OF SAID RECEPTACLE ABOUT THE PIVOTAL CONNECTION OF SAID FRAMES AND SAID REAR END PORTION OF SAID RECEPTACLE, SAID TAIL GATE BEING OPENABLE TO PERMIT DISCHARGE OF THE CONTENTS OF SAID RECEPTACLE.