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Grain cart

  • US 3,874,530 A
  • Filed: 10/05/1973
  • Issued: 04/01/1975
  • Est. Priority Date: 10/05/1973
  • Status: Expired due to Term
First Claim
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1. A grain cart comprising a body defined by a peripheral wall having an upwardly opening upper end, a frame supporting said body, conveyor means associated with the lower end of the body for unloadinG grain therefrom, and an independent tandem wheel assembly associated with each side of the frame for supporting the frame and body for movement over irregular surfaces to enable the cart to traverse levees or other irregularities in an angular direction without excessive tilting of the body and spilling of grain therefrom, each tandem wheel assembly including a pair of wheels with pneumatic tires thereon, as elongated beam structure, spindle means supporting the wheels adjacent opposite ends of the beam structure, means centrally of the beam structure rockably supporting the beam structure from the cart frame, limit stop means on the end of the beam structure for engagement with the cart frame for limiting the rocking movement thereof, and guide means on the cart frame associated with the beam structure for preventing excessive lateral deflection of the end portion of the beam structure.

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