SKIP UNLOADING DEVICE Russian patent published in 2002 - IPC

FIELD: mine hoisting devices with hoisting vehicle in form of skips. SUBSTANCE: proposed skip unloading device has gate which serves as front wall of skip whose side walls are stationary secured on skip frame and are coupled with rear wall and bottom. Gate is made of flexible material in form of belt, for instance, conveyor belt. Device has locking chains with clamps and carriage arranged on skip. Carriage has guide rollers through which belt is passed so that upper end of belt can be lowered when carriage moves downwards relative to skip, and pressure rollers which provide pressing of gate belt by clamps of locking chains to side walls of skip when carriage moves upwards relative to skip, and guide sprockets for said locking chains providing release of gate belt from pressing to side walls when carriage moves downward relative to skip and support levers locking the carriage in its upper position and releasing the carriage for lowering relative to skip. EFFECT: prevention of damaging of end face edges of handled articles. 8 dwg