Patent ID: 9604171
Date: 2017-03-28
CPC Classifications: B01D

Claim:
1. A filter cartridge comprising: a tubular filter membrane; at least a support plate being fixed to the filter membrane, the filter cartridge having a longitudinal axis, the support plate being provided with at least an elastically yielding tooth that can yield in a radial direction following an axial compression thereon in a direction parallel to the longitudinal axis, and defines an engaging surface facing towards the support plate, in which the elastically yielding tooth comprises a flank which is inclined with respect to a radial plane of the filter cartridge and can flex the elastically yielding tooth in a radial direction following a dragging rotation of the filter cartridge around the longitudinal axis, wherein the tooth has a distal free end, and the flank comprises a radially outermost surface on the distal free end.