Method And Means For Continuous Surface Treatment

Author:  Freeman, A. H. et al
Source:  US Patent 3,5l7,465
Doc ID:  1966005
Year of Publication:  1966
Abstract:  
A means and method for surface treatment of shaped articles of large dimension by throwing particulate material onto the surfaces of the articles, an open cage having circular rims into which the articles are inserted, means for loading the cage with article while the cage is in stationary position, means for transporting the loaded cage onto an elongate roller conveyor, means for endwise displacement of the loaded cages along the conveyor during turning movement of the conveyor to effect rotational movement of the loaded cage, means for throwing particulate material onto the loaded cage during rotational movement on the conveyor, means for unloading the article from the cage, and means for returning the empty cage to the loading position.