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Body structure for dump truck

  • US 9,266,457 B2
  • Filed: 09/29/2011
  • Issued: 02/23/2016
  • Est. Priority Date: 09/29/2011
  • Status: Active Grant
First Claim
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1. A body structure for a dump truck, said body structure being mounted on a body frame of the dump truck, the body structure comprising:

  • hinge pins located toward a rear of the body frame,a body tiltably disposed on the body frame via the hinge pins and adapted to load payload thereon,stiffening members arranged on outer surfaces of the body to stiffen the body, said body being constructed at least of a floor board forming a floor wall,a front board joined to a front side of the floor board to form a front wall,side boards joined to opposite sides of the floor board, respectively, to form side walls, anda canopy joined to an upper part of the front board, wherein the stiffening members comprise;

    a pair of liner side-board stiffeners which connect upper portions of elongated joints between the side boards and the front board to portions of elongated joints between the side boards and the floor board, the latter portions being located rearward of positions laterally corresponding to a barycentric position of the payload on the body in a longitudinal direction of the body, at opposite end portions thereof, and continuously formed so as to pass around central parts of the side boards from one side of the opposite end portions thereof toward other sides of the opposite end portions, to stiffen the side boards, respectively, andside-board center stiffeners which extend on the central parts of the side boards respectively, from a front of the body toward a rear of the body to stiffen the side boards, whereinthe sideboard stiffeners are connected to rear end portions of the side-board center stiffeners, respectively, andthe side-board center stiffeners are formed so as to be located more frontward than the sideboard stiffeners.

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