Scraper chain ore winning and conveying system - has movable buffers and is reversible, buffers at leading edges being raised

摘要

The scraper chain conveying and ore winning system is used in mining. It incorporates at least one scraper slide device with two plough members facing each other and connected by a bridge piece, there are buffer members at the ends and the sides of the plough and bridge assembly. The scraper assembly is pulled along by a chain which is connected to both ends. Some of the buffer members are movable, being connected to the main body of the appts. by a linkage. The leading buffer members are raised, while the trailing ones are in a lowered position.