| 摘要 |
FIELD: construction.SUBSTANCE: combined shell is made from a layer adjoining a medium with lower pressure, and an inner layer in the form of a cellular structure. The combined shell comprises a source of gas formation, values of excessive pressure discharge and a spring device placed inside for its opening and filling. Stiffness of each subsequent layer adjoining the medium with lower pressure is less than the stiffness of the previous layer.EFFECT: use at large depth and in space.26 cl, 11 dwg |
