Patent ID: 9744736
Date: 2017-08-29
CPC Classifications: B02C,B30B

Claim:
1. A press roller for a roller press for briquetting, compacting or grinding granular material, the roller comprising: a roller core defining and centered on an axis; a roller sleeve secured to an outer surface of the roller core and formed by a plurality of angularly distributed segments with mutually angularly confronting side faces, the segments each having an axial end face and, projecting axially therefrom, an angularly extending clamping shoulder formed with a respective first clamping face, a fastening ring detachably securing the segments to the roller core, formed at each of the segments with a respective second clamping face, and engaging over the clamping shoulders of the segments with the second clamping faces bearing radially and axially on the first clamping faces of the segments, and two respective angularly spaced outer material reinforcements on each of the end faces of the segments adjacent the side faces, the material reinforcements projecting radially outward from the respective first clamping faces and axially from the respective end faces, the segments each being formed in the respective shoulder with a respective pocket angularly between the respective reinforcements and the respective side faces and formed with the first clamping faces of the respective shoulder.