FLYING VEHICLE RAMP CONTROL SYSTEM Russian patent published in 2001 - IPC

FIELD: aeronautical engineering; cargo ramp control systems; transport aircraft, helicopters, for example. SUBSTANCE: ramp control system includes electrically-operated pumping station, hydraulic tank, hydraulic cylinders of actuators and locks, hydraulic distributors with electromagnetic drives and manual switching mechanisms, check valves, ramp control panels for control of ramps from crew cabin and from cargo cabin with interlocking device for separate use of panels, ramp angular position indicators, limit switch unit and switching relay unit for connection of control electric communication lines and hand- operated hydraulic pump for control ramp at switched-off electric power supply. EFFECT: extended functional and operational capabilities. 8 cl, 1 dwg