E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
E05F15/00—Power-operated mechanisms for wings
E05F15/40—Safety devices, e.g. detection of obstructions or end positions
E05F15/42—Detection using safety edges
E05F15/47—Detection using safety edges responsive to changes in fluid pressure