Patent ID: 9144825
Filing Date: 2015-09-29
Classification: B07B

Abstract:
1. A screen assembly for a vibratory screening machine, comprising: a frame including a plurality of side members forming a perimeter of the frame; and a screen attached to the frame, wherein the frame has a convex shape configured to mate with a concave surface of the vibratory screening machine, the frame held in place by a force of a compression assembly of the vibratory screening machine against at least one side member of the screen assembly when placed in the vibratory screening machine, wherein the concave surface of the vibratory screening machine extends between a first wall member and at least one of a second wall member and a central stop of the vibratory screening machine and is substantially perpendicular to the direction of flow of a material being screened on the vibratory screening machine; wherein the compression assembly presses the screen assembly against at least one of the second wall member of the vibratory screening machine and the central stop of the vibratory screening machine.