Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors

Child Classifications

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• B65G 21/005
• B65G 21/02 consisting essentially of struts, ties, or like structural elements
• B65G 21/08 Protective roofs or arch supports therefor
• B65G 21/10 movable, or having interchangeable or relatively movable parts; Devices for moving framework or parts thereof
• B65G 21/16 for conveyors having endless load-carriers movable in curved paths
• B65G 21/20 Means incorporated in, or attached to, framework or housings for guiding load-carriers, traction elements or loads supported on moving surfaces (arrangements for supporting belts B65G15/60; rollers or roller arrangements B65G39/00)