Device for locking and unlocking a means for opening an emergency exit

摘要

The present invention relates to an addition to the device for locking and unlocking a means for opening an emergency exit. It is characterised in that the transverse rod 37 is of square cross-section and thus includes a planar lower face, the said face being in contact over its entire surface with the base 18 of the slide 10 when the base 18 of the step in the latter is in abutment against the rod. <IMAGE>