SCREEN Russian patent published in 2005 - IPC

FIELD: mining and construction branches of industry.

SUBSTANCE: screen has sieve fixed on box having sides connected by rigidity pipe with bearing units of unbalancing drive shafts, said bearing units being mounted at pipe ends. Drive shafts are connected with one another inside rigidity pipe by means of intermediate shaft with flexible couplings. Intermediate shaft is made self-adjusting. Ends of unbalancing shafts are equipped with centering conical pins inserted into mated openings of flexible members of intermediate shaft couplings.

EFFECT: simplified operation and enhanced reliability in operation.

4 dwg