Screening disk, roller, and roller screen for screening an...

Details Screening disk, roller, and roller screen for screening an... Screening disk, roller, and roller screen for screening an...

B - Operations, Transporting

07

B

B07B 1/15 (2006.01) E21C 41/30 (2006.01)

Patent

CA 2673865

A screening disk for use on a roller of a roller screen for screening an ore feed is disclosed, which includes first and second opposing side working surfaces, and provisions for mounting the screening disk on a shaft of the roller. At least one of the first and second side working surfaces has a plurality of protrusions operable to extend outwardly into an interstice between the applicable side working surface and a side working surface of an adjacent mounted screening disk. A spacer may be disposed in the one interstice for confining an extent of the one interstice to a region disposed generally between the third working surface and the shaft. A screening disk may have a keyway configured to receive a key for coupling the body of the screening disk to the shaft for rotation therewith.

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