Sagita has built an RC model of its concept. A new helicopter concept with less complex mechanics aims to make aviation safer, simpler, and easier to maintain. Sagita Helicopters in Belgium is behind ...

Screw rotor systems are critical components in compressors, vacuum pumps and various heavy-duty machinery. Their design and subsequent machining require an intricate balance between theoretical ...

FORT RUCKER, Ala. -- Before turbine engines took over the world of rotor-wing Aviation, a proof-of-concept system revolutionized helicopter flight with a radical new rotor design. The Lockheed CL-475 ...

The fundamental design principles behind rotary-wing aircraft date back to the Renaissance, with some of the earliest-known designs belonging to Leonardo da Vinci. Naturally, technology has ...