Patent ID: 9446801
Filing Date: 2016-09-20
CPC Classification: B60D,B60P,B62D

Claim Text:
1. A trailer for transporting fracking proppant, the trailer comprising: a frame having a skeletal structure with a first section and a second section, the first section being positioned at a higher elevation from an underlying support surface than the elevation of the second section with respect to the underlying support surface, the frame positioned to support: (a) a substantially full second fracking proppant container on the second section of the frame when being transported to a well site, and (b) a substantially empty first fracking proppant container and the substantially empty second fracking proppant container, including the substantially empty first fracking proppant container positioned on the first section of the frame and the substantially empty second fracking proppant container positioned on the second section of the frame, when being transported away from the well site, the frame further having: a plurality of wheels rotatably mounted to said frame in a position at an elevation lower than said first section and adapted to contact the underlying support surface so as to allow said frame to move along the underlying support surface during movement of the plurality of wheels.