RAILWAY HOPPER BUTTERFLY VALVE ACTUATING MECHANISM

摘要

A fluidized gravity discharge outlet is provided having a butterfly valve and a linkage affixed thereto which controls the opening size and is operable from at least one and preferably both sides of the car. A sanitary shield is also provided having a linkage affixed thereto which is operable from either side of the car. If desired, a readily removable permeable member may be provided to define the plenum chamber for the butterfly valve.