Patent ID: 9744536
Date: 2017-08-29
CPC Classifications: B02C

Claim:
1. A roller press for grinding particulate material, the roller press comprising: first and second oppositely rotating rollers, one of the first and second rollers mounted so as to be movable relative to the other of the first and second rollers, the rollers forming a roller gap there between; a co-rotating annular disc concentrically attached to an end surface of the first roller directly by a plurality of resilient attachment elements, the annular disc mounted so as to be movable in the direction of a roller axis; wherein an outer diameter of the annular disc is greater than an outer diameter of the first roller, such that the annular disc in the area of the roller gap covers at least part of the roller gap; wherein an inner diameter of the annular disc is smaller than the diameter of the first roller such that the annular disc overlaps the end surface of the first roller; wherein the plurality of resilient attachment elements are evenly distributed over the circumference of the annular disc; and wherein the plurality of resilient attachment elements are provided with spaces or openings there between.