Patent ID: 7000779

Claim:
Device for separating fine fractions and coarse fractions from bulk goods, comprising a frame and a screen plane supported by the frame for supporting the coarse fraction and allowing the fine fraction to pass through, the screen plane being formed by a number of screen disks, that have been arranged in groups and detachably supported on rotating driven shafts, the shafts on both sides being mounted with bearing ends in first and second bearings on the frame, at least one bearing end being in driven engagement with driving means, the bearing ends being divided into a shaft member fixed to the shaft and a bearing member mounted in the first and second bearings on the frame, which bearing member inter-engages with the fixed shaft member for co-rotation therewith, wherein in both bearing ends the fixed shaft member and the bearing member can be coupled to each other and can be uncoupled from each other by a movement of the shaft in a direction transverse to the shaft, the bearing members being provided with support surfaces for the shaft members to be coupled therewith, the shaft members and the bearing members being provided with snugly fitting male and female parts having mutually abutting ends facing in opposite directions transverse to the shaft.