Combination mounting ring and catch basin for concrete trucks

Claim 1

A mounting ring assembly for attachment to a truck chassis and which rotatably supports one end of a delivery trough by which truck transported materials are mixed and discharged, a conveyor belt also supported by the truck chassis for the delivery of the materials to said delivery trough, said mounting ring assembly comprising, a ring structure through which materials are discharged and on which is rotatably mounted one end of the delivery trough permitting movement of the latter about a vertical axis, a catch basin carried by said ring structure and including a bottom wall, side walls and a front wall, means in place on the catch basin and contactable with the lower run of the conveyor belt, nozzles carried by the catch basin for directing a water spray upwardly against the belt lower run, said catch basin bottom wall in subjacent spaced relationship with a segment of the belt lower run and in discharge relationship with the ring structure whereby the nozzle spray and belt purged particles gravitate from the catch basin through the ring structure and into the delivery trough, and positionable means in place on the catch basin and contactable with the lower run of the conveyor belt, said positionable means normally located transversely below the belt run and swingable therefrom to an open position permitting access to the catch basin for periodic cleaning of same.