ROLLER CONVEYOR Russian patent published in 1995 - IPC

FIELD: industrial transportation facilities; systems of conveyors for transportation of photomaterials to be processed through baths with solutions. SUBSTANCE: roller conveyor has row of shafts with fitted on transportation rollers, two rows of main wheels installed on shafts. Driving wheels are rigidly secured on each shaft, and driven wheels are freely fitted on inner shafts in row and alternate with driving wheels. Conveyor has drive kinematically coupled with one of shafts Driving and driven wheels in each main row are embraced in turn by flexible traction member from opposite sides. Like wheels in two main rows are embraced by flexible traction members at similar sides and are arranged in staggered order. Roller conveyor has two additional rows of wheels installed on shafts and embraced by flexible traction members. Drive is kinematically coupled with other shaft. Both shafts connected with drive are kinematically coupled, and like wheels of main and additional rows are embraced by flexible friction members from diametrically opposite sides. EFFECT: enlarged operating capabilities. 3 cl, 3 dwg