METHOD OF RESCUE OF HELICOPTER Russian patent published in 2003 - IPC

FIELD: aviation; lifesaving appliances and devices for rescue of helicopters; promising helicopters. SUBSTANCE: bearing is mounted in helicopter on main rotor shaft above blades; parachute system is mounted on main rotor shaft above propeller blades in streamlined casing above bearing; parachute lines are secured to immovable outer race of bearing; parachute is provided with rocket for fast deployment of canopy. For rescue of helicopter, main rotor shaft is locked, parachute is deployed and landing of helicopter is performed. EFFECT: extended field of application. 2 dwg