LOCKING DEVICE FOR FLYING VEHICLE RAMP Russian patent published in 2002 - IPC

FIELD: aviation; helicopters provided with cargo hatch. SUBSTANCE: proposed locking device has body, control rod with fork, hook fitted on axle and hinge with catching shaft to be caught by this hook. Central rod is connected with hook by means of fork embracing the hook by ears and axle of hook is received by ears of control rod fork. Control rod is movably mounted in bush fitted in body on which U-shaped stop is articulated; webs of this stop have slots. On either side of hook there are projections which are received by slots of stop; detents fitted on shackle of hook and control rod are connected in pairs between shackle and control rod by means of spring returning the hook to closed position. EFFECT: enhanced reliability of closing ramp; compact construction of locking device. 8 cl, 2 dwg