DRIVE OF THE LOCKING MECHANISM OF THE EMERGENCY DOOR OF THE AIRCRAFT Russian patent published in 2018 - IPC B64D25/08 E05B65/10 B64C1/32 B64C1/14 

FIELD: aviation.

SUBSTANCE: invention relates to passenger aircraft construction and concerns the drive of the locking mechanism of the emergency door of an aircraft. Drive comprises a drive shaft with an actuator connection member, an inner and outer handles, an outer handle housing provided with a bushing and fastening elements on the door leaf, an external handle lock. At the same time, an inner handle is mounted on the first end of the drive shaft, and its second end is located in the bushing. Actuator also comprises an outer shaft, a pin, a cup with two through coaxial holes, which can be pivotally fitted onto the sleeve and fixed by an elastic retainer with respect to it. Drive shaft passes through an axial hole made in the bottom of the cup. At the end of the inner shaft, a cavity is formed in the form of a blind axial hole and two transverse slots. At the first end of the outer shaft, an external handle is pivotally mounted, made in the form of a rocker arm with a handle at one end and an abutment on the other. Second end of the outer shaft is provided with a through longitudinal slot and is inserted into the cavity of the drive shaft, and the pin passes through the transverse holes of the cup, and also through the transverse slots of the drive shaft and the longitudinal slot of the outer shaft.

EFFECT: simplicity and reliability of the design ensuring the opening of the door both from the inside and outside is achieved.

5 cl, 5 dwg