The NTSB found that a T-bolt disconnected during operation due to inadequate installation, resulting in the Eurocopter's ...

[Tom Stanton] is scratching his creative itch with this radio-controlled tilt-rotor airplane that presents ... the aircraft is able to hover and perform vertical take-off and landing (VTOL ...

Over the next eight years the tilt-rotor underwent extensive flight ... The aircraft’s wings, horizontal tail surfaces, and upper vertical tail panel were unbolted and packed alongside the ...

Sikorsky demonstrates a rotor blown wing tail sitter drone can transition between ... The aircraft also demonstrated that its vertical takeoff and landing (VTOL) design has potential to be scaled ...

The Kaman K-MAX has intermeshing rotors eliminating the need for a tail rotor. These opposite-spinning rotors lend the K-MAX a natural tendency to hover, making it more stable.