CENTRIFUGAL RE-USABLE DYNAMIC-ACTION CRUSHER Russian patent published in 2008 - IPC B02C13/20 

FIELD: disintegration and processing of rocks and ore.

SUBSTANCE: proposed crusher has body with upper loading opening and lower unloading opening, accumulating pocket and working member made in form of accelerating disk with distributors for throwing the lumpy material to crushing zone. Working member is made in form of truncated cone with breaking members secured along its generatrix; lower base of this cone is provided with horizontal accelerating circular platform with guide fins. Internal working taper surface of crusher body has taper projections under accumulating pocket which are located at definite pitch. These projections have horizontal ring-shaped shelves with reflecting members secured in them. Clearance between crusher body and taper part of working member forms additional crushing zone; internal surface of body is provided with additional pocket at level of circular surface on lower base of working member.

EFFECT: reduced power requirements; improved quality of crushing.

3 dwg