COMBINED MACHINE Russian patent published in 2002 - IPC

FIELD: manufacture of machines and equipment for public utilities. SUBSTANCE: machine with equipment for maintenance of municipal roads has a pavement cleaning brush having shaft with pile. Brush is installed on base chassis at an angle to its longitudinal axis with the help of frame. Frame includes cylindrical beam parallel to brush shaft and two side walls parallel to each other on ends of brush, and beam axis of cylindrical beam is perpendicular to longitudinal axes of side walls. Brush has a drive for rotation and hydraulic cylinder for its lifting. Protective plows are attached to brush ends. One side wall, for instance, right hand one is hinged to cylindrical beam having two diametrically opposed recesses at a point of conjugation with side wall. Opposite walls of recesses are parallel to beam longitudinal axis. Side wall has a support with projections on its end for hinging of side wall to cylindrical beam. Width of recesses over arc of conjugation of side wall with beam is larger than width of protrusions. EFFECT: higher quality of pavement cleaning. 6 dwg