Rollers for conveyors; mechanical structures for conveyors, namely, roller tracks, conveyor belts, clutch couplings, rope pulleys, driving chains, sprockets, gear wheels being component parts of conveyors, ball bearings, roller bearings and needle bearings, all being parts of machines

Conveyor Idlers

BELT CONVEYORS; FLAT AND GRAVITY ROLLER PATHS; CURVED ROLLER PATHS, MOTOR-DRIVEN ROLLERS, DRIVING AND REVERSING HEADS; DRIVING DRUMS, IDLERS, AND DEFLECTORS