CONTAINER-TANK WITH HATCH MADE OF COMPOSITE MATERIALS

摘要

FIELD: reservoirs for storage and transportation of aggressive liquids in rail, road sea and river transport. SUBSTANCE: reservoir-tank has kettle 1 whose cylindrical portion 2 has hatch 3 made of composite material consisting of tubular member 4 with tail-piece 5 secured inside kettle 1 by means of bearing insert 9 made in form of cylindrical segment with inner contours coinciding with outer surface of tail-piece 5 of tubular member 4 of hatch 3 and outer contours coinciding with inner wall 8 of kettle 1 in zone of hatch hole. Fitted on outside of hatch 3 is metal ferrule 10 for connecting the metal cover; it rests against wall 8 of kettle 1 through intermediate ring 11. EFFECT: enhanced reliability. 2 cl, 4 dwg