General-purpose separable storm backwater valve for the sewer manhole

摘要

the subject of the invention is odu0142u0105czalna universal latch stormy, characterized by that,that part of zatrzaskowy (5) is connected separately with the upper surface of a monolithic tubular ring (3) of the tube (1),consisting of the ring tube and mounted on one end of the inlet liquid gaskets listkowej (4),with a neck (3) has a monolithic tubular diameter greater than the two-stage - face inlet with an external flange and a smaller diameter from the face outlet ru00f3wnstay down with the outer flange ring and a neck that on its outer surface for greater its diameter has two further inset annular.at weaning, and between the flange ring and a washer is placed odsadzeniem leaf (4),and in addition, a neck tube (3) between a flange on the outer ring odsadzeniem and its surface has two identical vertically and located opposite each other in pairs odsadzenia profile (13 and 14), protruding over the top surface of this ring, whose lower ends are located in the horizontal plane, its axis of symmetry.with two situated opposite each other and the gaskets listkowej (4) weaning profile (13) of a height of less than profilowych overthrows (14) have their upper ends at select in -ec, and their thicknesses are topped with internal ribs usztywniaju0105cym,while the remaining two higher weaning profile (14) also located opposite each other and on the smaller diameter tubular ring (3) have a shape similar to the summary teowniku00f3w.