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Unloading conveyor for dump trucks

  • US 3,122,251 A
  • Filed: 06/15/1962
  • Issued: 02/25/1964
  • Est. Priority Date: 06/15/1962
  • Status: Expired due to Term
First Claim
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3. IN COMBINATION, A TRUCK HAVING A CHASSIS FRAME, A DUMP BODY PIVOTED ON THE FRAME AND HAVING AN OPEN END, A TAIL GATE PIVOTED ON THE BODY AND NORMALLY CLOSING SAID OPEN END, SAID TAIL GATE BEING SWINGABLE AWAY FROM THE OPEN END IN A TILTED POSITION OF THE DUMP BODY, A HORIZONTAL SUPPORT FRAME POSITIONED AT AND BENEATH SAID OPEN END AND EXTENDING THEREACROSS, BRACKET MEANS MOUNTING THE SUPPORT FRAME TO THE CHASSIS FRAME, A CONVEYOR TROUGH SUPPORTED ON THE SUPPORT FRAME TO MOVE FROM A RETRACTED POSITION COEXTENSIVE WITH THE SUPPORT FRAME TO AN EXTENDED POSITION REACHING BEYOND ONE END OF THE SUPPORT FRAME, AN ENDLESS BELT EXTENDING ALONG AND MOUNTED WITHIN THE TROUGH, SAID BELT HAVING A TOP FLIGHT ADAPTED TO MOVE TOWARD SAID ONE END OF THE TROUGH, MEANS FOR OPERATING THE BELT, AND LATCH MEANS ACTING BETWEEN THE SUPPORT FRAME AND THE TROUGH FOR HOLDING THE TROUGH IN RETRACTED AND EXTENDED POSITIONS, SAID DUMP BODY HAVING SIDEWALLS AND A FLOOR DEFINING SAID OPEN END, AND A DEFLECTOR MOUNTED ON THE SIDE OF THE TAIL GATE REMOTE FROM THE TROUGH AND REACHING TO THE FLOOR, SAID DEFLECTOR EXTENDING FROM THE SIDEWALL REMOTE FROM SAID ONE END OF THE SUPPORT FRAME TOWARD THE OTHER SIDEWALL AND BEING LATERALLY SPACED FROM SAID OTHER SIDEWALL SO AS TO LIMIT DISCHARGE OF MATERIAL FROM THE OPEN END OF THE DUMP BODY TO THE SPACE BETWEEN THE DEFLECTOR AND SAID OTHER SIDEWALL WHEN THE CONVEYOR TROUGH IS IN AN EXTENDED POSITION, SAID DEFLECTOR COMPRISING OVERLAPPED ARCUATE PLATES CURVING DOWNWARDLY AND AWAY FROM SAID REMOTE SIDE OF THE TAIL GATE AND HAVING LOWER EDGES ENGAGED WITH THE DUMP BODY FLOOR, ONE OF THE DEFLECTOR PLATES BEING FIXED TO THE TAIL GATE AND EXTENDING LATERALLY INWARDLY FROM SAID REMOTE SIDEWALL, AND THE OTHER DEFLECTOR PLATE REACHING LATERALLY INWARDLY BEYOND THE SAID ONE DEFLECTOR PLATE AND BEING LATERALLY ADJUSTABLE RELATIVE THERETO.

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