COMPOUND HELICOPTER Russian patent published in 1997 - IPC

FIELD: aeronautical engineering. SUBSTANCE: compound helicopter includes landing gear, fuselage with wings and main rotors at their tips. Landing gear is secured on helicopter fuselage by means of four pylons which hold cargo-carrying member secured by means of detachable unit. Cargo-carrying member is made in form of platform or van provides with its own landing gear. Each pylon is provided with shock-absorber strut containing hydraulic chamber for change of working volume in chamber for equalizing clearances of helicopter landing gear and landing gear of cargo-carrying member. Main rotors are mounted under planes of wings for turning them to position causing pushing action on flying vehicle. EFFECT: enhanced reliability. 28 dwg