Cobblestone cleaning, or reconditioning machine - has reciprocating thruster delivering stones between scrapers from magazine

摘要

The mobile cleaning machine has a frame contg. opposite scrapers. The stones are accommodated in a magazine (18) near the bottom of which is a reciprocating thruster mechanism (7), delivering the stones in succession between thescrapers. The length of each of the latter in the travel direction of the stones, can be greater than that of the thruster mechanism stroke, and one of them can be spring-loaded towards the other.