Aircraft propellers are broadly divided into fixed-pitch, which offer a performance compromise between climb and cruise, and variable-pitch types, which can adjust blade angle. Variable-pitch ...

When you picture a propeller-driven aircraft, you probably imagine a single engine plane with the propeller spinning at the front. There's a good reason for that, as the front-facing design has proven ...

WHEN A MODIFIED MD-80 airliner flew at the 1988 Farnborough air show in Britain, it was supposed to represent the future of air travel. One of its rear-mounted jet engines had been replaced with an ...

Hartzell Propeller has announced it has secured the first Part 35 type certification from the FAA for a prop specifically engineered for electric and advanced air mobility (AAM) aircraft. In revealing ...

Electrification is seen as having an important role to play in the fossil-free aviation of tomorrow. But electric aviation is battling a trade-off dilemma: the more energy-efficient an electric ...

Hartzell Propeller has expanded the application of its three-bladed aluminum Voyager propeller, now certified for specific Cessna 180 models (Continental O-470-As, serial numbers 41,000 and higher).

Both versions of Beta’s Alia electric aircraft use Hartzell’s five-blade propeller for propulsion. Credit: Beta Technologies Hartzell Propeller has received the first FAA Part 35 type certification of ...

As part of Digital Propulsion (DigiProp), the National Composites Centre (NCC) has designed and manufactured a full-scale prototype of a propeller blade and its manufacturing system for turboprop ...