Importance

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Abstract

A machine with a frame supporting two side brushes downwardly, a center roller, and an auxiliary front brush movable on command in a crosswise direction to the frame, and upwardly a driver's cab, a trash container, a water tank and a trash conveyor. The water tank and trash conveyor are of reduced dimensions (i.e., short) with respect to the machine lengthwise direction are flattened and inserted between the cab and container. The conveyor has an open structure which extends vertically in an air-tight transport channel between a top end in communication with the container via an opening in the container and a bottom end placed forwardly close to the center roller. A dust suction unit is also provided in communication with the container interior, to draw in dust raised by said brushes through the opening into the trash container from a transport channel between the bottom and top ends of the conveyor.

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First Claim