FIELD: engines and pumps.
SUBSTANCE: invention relates to rocketry and can be used in production of rocket engine with expansion nozzle. Rocket engine nozzle comprises bell and folding adapter composed by tabs articulated with said bell by expander for changing of tabs from folded position to working position. Folded tab generatrix drawn through the plane of tab mirror plane is parallel with bell generatrix drawn through the same plane. Another invention of the set relates to rocket engine expansion gear including elements of articulation of tabs with nozzle bell that make the pantographs interconnecting the adjacent tabs. Every pantograph comprises lengthwise beam connected with each of two adjacent tabs by two articulated plates while every tab is connected with bell by guide elements.
EFFECT: simplified design of nozzle and its drive, decreased weight, higher reliability.
3 cl, 11 dwg
| Title | Year | Author | Number |
|---|---|---|---|
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