WEIGHER Russian patent published in 1996 - IPC

FIELD: metering of loose materials. SUBSTANCE: weigher has two shutters 1 which are disposed symmetrically. Edges 5 of shutters 1 are made in form of teeth. Shutters 1 are fixed onto half-axes 8 across posts 6 and support bushings 7. Supports 9 os drive 10 are fixed onto posts 6. Pass restrictor 11 provided with shock-absorbers 12 is mounted among posts 6. Teeth have pitch to be equal to minimal admissible linear size of material. Teeth of one edge 5 enter grooves of teeth of other edge at closed shutter. EFFECT: improved accuracy. 3 dwg