Patent 10059245 was granted and assigned to Kann Manufacturing Corporation on August, 2018 by the United States Patent and Trademark Office.
An assembly for a fracking sand trailer wherein a door can be positioned to allow a measured flow of sand to exit the assembly. The assembly can be attached to a hopper of a trailer and can stand the weight of heavy loads associated with sand. A trailer with the assembly is also described and utilizes specific construction techniques to lighten the weight of the trailer.