CATAPULT Russian patent published in 2018 - IPC B64F1/06 

FIELD: aviation.

SUBSTANCE: invention relates to aircraft engineering, in particular to catapults for take-off of aircraft. In the catapult, which includes a frame with guides, starting carriage with attached traction elements, a hydraulic drive for their tension and a clamp, the hydraulic drive is made in the form of a multi-stage electrohydraulic pump representing a cylindrical hydraulic chamber, divided into compartments with check valves, connected at one end to the pipeline through which the working fluid is supplied, and the other one - with the receiver, connected to the guide pipe, functioning as a power cylinder for the starting carriage with the triggered object installed on it, working spark gaps are located in each of the compartments of a hemispherical, conical or parabolic shape. To ensure alternating discharges on the working spark gap of the compartments, there is an ignition device.

EFFECT: technical result is increased efficiency of fire extinguishing.

1 cl, 1 dwg