Bottom suspension arrangement for a liquid screw conveyor assembly

A bottom suspension arrangement for a screw conveyor assembly, especially for the pumping of waste water, the assembly comprising a stationary cylindrical jacket having an open bottom end, a screw conveyor mounted within said jacket for rotation about a central axis thereof, said screw conveyor including a central elongated tube and a spiral blade supported thereon, an anti-friction bearing extending outwardly of said bottom end of said jacket and supporting a bottom end of said core, the arrangement being attached to the screw conveyor assembly for suspending the bottom end thereof within a tank containing waste water to be pumped, said arrangement comprising a rigid, substantially L-shaped lever having one leg mounted at its terminal end on said bearing so as to provide a first attachment point, the other leg of said lever being spaced from and extending along an upper side of said jacket, said other leg having a suspension point at its terminal end for the attachment of a suspension device, said one leg overlapping radially with said open bottom end, and brace plates interconnecting said lever and said jacket, said plates being mounted along a portion of the inner periphery of said jacket at said open bottom end so as to provide a second attachment point.