FIELD: transport.
SUBSTANCE: invention relates to aircraft engineering, namely, to aircraft tie-down hook. Tire-don hook to interact with platform tie-down grate 2 comprises means composed of power cylinder 3 with cylindrical means 4 including piston 5 provided with rod 6 extending beyond said cylindrical means and free end equipped with hook head 7 to engage with grate 2 furnished with pins 8, 13, 14 to be retained in said grate displaced between retracted position and active position by appropriate control means 9. Said control means 9 comprises control piston 18 sliding in power cylinder and coupled with pin bistable drive 19 displaced between retracted position and active position on feeding pressure pulses to power cylinder.
EFFECT: higher efficiency.
11 cl, 5 dwg
