HIGH-PRESSURE TANK Russian patent published in 2016 - IPC F17C1/00 

FIELD: machine building.

SUBSTANCE: tank contains metal liner, comprising top and bottom heads of oval form, made as hemispheres, tightly connected with each other by single weld along perimeter of their edges, external reinforcement enclosure out of tape composite materials, impregnated by binding substance, output high pressure main line, which cavity is rightly connected by welding with tank cavity. The tight connection of the head edges with each other is made by single weld along the perimeter by two external frames. The tight connection of cavity of the output high pressure main line with the tank cavity is made by welding through hole in said weld. The weld of high pressure main line passes along closed perimeter of weld connecting the head edges and along frames. The details of the tank securing to the space vehicle are made with vertical holes for bolts in the projecting parts of frames, made monolith along the external perimeters of the frames and having washers, which surfaces are made interfaced with surfaces of the projecting parts of frames, looking on each other around their holes.

EFFECT: increased reliability of tank structure.

3 dwg