APPARATUS TO DELIVER ARCH TIMBERING INTO MINES Russian patent published in 1994 - IPC

FIELD: mining. SUBSTANCE: apparatus has a delivery truck, a flexible pulling unit with a drive, an orientating mechanism with deflecting blocks and an orientating truck with height regulating curvilinear guides, placed on both sides of the railed track. The orientating mechanism has a gutter-shaped guide with compensating rope tied by a compound pulley with the flexible pulling unit. The guide is placed across the bottom of the delivery truck in its middle part. The orientating mechanism has a gripper, mounted on curvilinear guides and made as a closed counter busbar with stoppers to limit the delivery truck reverse motion. EFFECT: apparatus useful for mine timbering delivery. 3 dwg