Hill helicopter’s main rotor blade is a complex amalgamation of CFRP, GFRP, unidirectional and biaxial materials that is cured in a single process. Source (All Images) | Hill Helicopters Helicopter ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Update for April 10: NASA has delayed the first flight of the Ingenuity helicopter on Mars until ...

UAVOS announced that it had completed flight tests of its advanced bearing-less rotor system installed on the UVH 25EL unmanned helicopter. Torsion bar is aimed to provide an effective damping action ...

Helicopters regularly have to get their rotor blades inspected, so they can be replaced if they're wearing out. Using the BladeSense system, however, the aircraft would be able to monitor the ...