TURBOJET ENGINE ROTATING NOZZLE Russian patent published in 2017 - IPC F02K1/78 F02K1/00 

FIELD: engines and pumps.

SUBSTANCE: turbojet engine rotating nozzle comprises a frame in the shape of an insert element, composed of an immovable section and a turntable section that is able to spin round about an engine, and also a swing mechanism. This frame is fixed between the reheat unit and the engine exhaust chamber. The swing mechanism is presented as a chain belt, the actuating device of which is mounted on the insert element immovable section. A double chain is fixedly attached to the turntable section. There are surge suppressers at the double chain ends. Every surge suppresser at the double chain end has a lever arm, one side of which is compatible with the double chain end, and the other - with the spring that bears on the turntable section. There is a bearing seal between the immovable and turntable sections of an insert element.

EFFECT: invention allows to minimize structure gage and weight, to enhance reliability of the engine nozzle swing mechanism, and to improve the engine efficiency in general.

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