SETUP FOR WASHING GLAZED ROOFS OF WARMHOUSES Russian patent published in 1998 - IPC

FIELD: agricultural machinery and equipment. SUBSTANCE: setup for washing glazed roofs of warmhouses has unit which moves along roof. Unit is provided with controlled members for glass cleaning. Washing unit is connected with rotatable dual-section drum having coaxial side coil. Drum is installed on self-propelled carrier which can be moved by means of rope along guide member installed coaxially with roof ridge. Washing unit is made up of yoke which is in contact with trapezoidal base of profiled guide member and roof ridge, and rod resting by its end on roof edge. Aforesaid yoke and rod are pivotally and spherically mounted to each other. Installed on rod for possible reciprocal movement is holder which is triangular in cross-section and in plan. Mounted in eye-lugs of aforesaid holder at both sides of common axis are rotatable brushes. Pivotally mounted at one of brushes at side of roof ridge is resilient thin-wall apron which by its edge is in contact with roof glass and which can be turned back. EFFECT: higher efficiency. 18 cl, 76 dwg