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Load hauling vehicle with sidewall raising and lowering mechanism

  • US 6,382,731 B1
  • Filed: 06/26/2000
  • Issued: 05/07/2002
  • Est. Priority Date: 06/26/2000
  • Status: Expired due to Fees
First Claim
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1. A trailer comprising:

  • a chassis;

    a bed mounted on top of the chassis;

    the bed having a bed bottom, a front end having a front end wall, a pair of opposed sidewalls, and a rear end having a rear door hingedly attached to the bed to permit it to be opened;

    at least one of the sidewalls having a lower edge hingedly connected to an adjacent edge of the bed bottom by a longitudinally extending hinge means to permit the sidewall to be opened downwardly to provide side access to the bed for side loading and unloading;

    a sidewall actuator means in a substantially fixed position beath the bed bottom in close proximity thereto and in substantially parallel relationship therewith; and

    a linkage means pivotally connecting a longitudinally slidable piston rod of the sidewall actuator means and at least one sidewall to cause the sidewall to move back and forth between an upwardly extending closed position and a downwardly extending open position when the piston rod moves between a retracted and an extended position.

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