Patent ID: 8469198

Claim:
A screen basket comprising: a plurality of profiled bars generally aligned along a longitudinal axis so as to define a slotted cylindrical wall having an inner side and an outer side extending between two longitudinal ends; each of the profiled bars having a radial profiled portion and a radial locking portion joined at an intermediate cross-section; the radial locking portion having an irregular cross-section including at least one radial cross-section wider than the intermediate cross-section; and at least one support ring assembly, mounted to at least some of the plurality of profiled bars substantially transversally therefrom for assembling the plurality of profiled bars into the slotted cylindrical wall; said support ring assembly including a support ring having a plurality of grooves therein; each groove being configured and sized for complementary receipt of the radial locking portion of a respective one of the profiled bars; said screen basket further including a moveable insert adjacent the support ring and the radial locking portion of the profiled bars, said screen basket further comprising means for applying a force to move said moveable insert radially toward the locking portions of the profiled bars, thereby providing a locking force by slidably moving the profiled bars and locking portions thereof toward the grooves.