Support frames for screening panels.

摘要

A support frame for screening panels such as are used for screening in the mining industry the panels being moulded casts from plastic materials and secured to a support frame by its spigots the screening panel being characterised in that a top plate fabricated from flat steel sheets of metal punched and folded to provide a grid of channel section members (21) to support screening panels and in which are formed holes (10) to receive spigot-like projections provided to fasten the panels and includes supports (15) whereby the top plate can be secured to vibrating screen equipment (22).