EMERGENCY EXIT OPENING SYSTEM Russian patent published in 2009 - IPC B64D25/08 B64C1/14 B64C1/32 

FIELD: mechanics.

SUBSTANCE: emergency exit opening system consists of a door and pneumatic cylinder connected with the door by means of a rod. The pneumatic cylinder is connected with one source of compressed air, as minimum, by pipeline through release mechanism. The release mechanism controls include a handle. The release mechanism contains one rocking mechanism coupled with the said handle and, as minimum, one pipeline cock, connected with the main rocking mechanism and retained in closed position of spring element. As minimum, there is one pyro-pusher in the release mechanism. The said pyro-pusher is installed so that rocking mechanism position can be changed when pusher is actuated. In addition, release mechanism controls include control element installed in the cabin and connected with the said pyro-pusher. Pneumatic cylinder is provided with rod fixing element in maximum door opening position.

EFFECT: increased reliability of door opening during flight opposite to flow and further door fixing.

8 cl, 2 dwg