BREMSBERG'S BELT CONVEYOR Russian patent published in 2006 - IPC B65G15/08 B65G43/06 

FIELD: construction of conveyors, in particular, inclined belt conveyors furnished with catching device, which may be used on Bremsberg's conveyors for transportation of load downward in mines and pits.

SUBSTANCE: conveyor has belt defining load-bearing and idle runs, said belt being closed in endless manner on upper and lower end drums mounted on frames, on drive and two tension drums arranged on idle run of belt in upper part of conveyor and catching device. Tension drums are mounted on carts for displacement on guides and are kinematically connected with one another through equalizing mechanism, which is connected with carts through flexible members. Catching device includes two branches of steel wire cable fixed on conveyor frame, said runs being freely arranged in clearances between central and side rollers on trough roller supports of load-bearing run of belt. Free end of one cable branch is fixed on frame of upper end drum. Other branch of cable runs around deflecting blocks positioned for rotation within upper end drum zone, and its free end is fixed on cart of tension drum arranged adjacent to upper end drum.

EFFECT: increased efficiency of conveyor owing to the possibility of catching torn end of conveyor belt.

2 cl, 5 dwg