DRUM MILL LINER Russian patent published in 2000 - IPC

FIELD: material milling equipment. SUBSTANCE: liner for covering inner surface of mill drum has set of used rubber plates of channel profile. Plates are provided with cuts allowing plates to tightly adhere to drum inner surface. Plates are laid onto rubber layer and attached to drum by means of bars with fastening members. Casings are disposed between plates, and resilient gaskets are positioned at casing sides. Casings have trapezium-shaped bases and bars have conical sleeves disposed adjacent to their bases and provided with through openings for receiving fastening members. Bars and casings may be manufactured from metal or rubber and provided with ridges having wavy tops. Ridges are adapted for joining with horizontal strips extending along their edges. EFFECT: simplified construction and increased service life of liner. 2 cl, 2 dwg