Patent ID: 8297847

Claim:
A bearing arrangement for a roller crusher for crushing, grinding, or pulverizing materials, the roller crusher comprising: a pair of crushing rollers (R), generally parallel to one another and rotating in opposite directions, each roller (R) including a shaft which has end portions, mounted in respective rolling bearings, each being retained in the interior of a bearing housing mounted on a base structure (S) of the crusher, and a median hub portion, wherein the bearing housings of each roller (R) are affixed to a structural frame disposed externally to each roller (R), along one side of the respective roller (R), the bearing arrangement wherein each bearing housing includes: a base portion, surrounding a portion of the circumferential contour of the rolling bearing, and affixed to the respective structural frame; and a cover portion surrounding the remaining portion of the circumferential contour of the rolling bearing, and removably attached to the base portion.