CHUTE FEEDER Russian patent published in 2014 - IPC B65G27/04 B65G27/08 

FIELD: machine building.

SUBSTANCE: chute feeder comprises a chute (2) kinematically connected with a crank drive (1) and resting on stationary roller support elements (3), fixed side walls (4). In the upper part of the side walls (4) at the rear end face wall (5) flanges (6) are mounted and can be connected to the flanges (7) of a hopper opening (8). The rear end face wall is hingedly (9) fixed at the upper part of the side walls and shifted to the drive from the hopper opening. The height of the end face wall exceeds the height of side walls, and the end face wall is inclined in the direction (10) of transported material (12) movement and can be freely turned in respect to the hinge unit fastening it to the side walls. The lower part of the end face wall on the drive side is equipped by a semicircular element (11). The lower edge of the semicircular element is oriented parallel to the chute bottom and can interact with it. The semicircular element is made from the material which is antifrictional in respect to the chute bottom material.

EFFECT: spillage of fine material fraction onto working bearing surface of a feeder is prevented.

1 dwg