The agency is concerned that constant speed propellers such as this one may have been returned to service without having been properly overhauled. Courtesy McCauley Propellers The FAA last week warned ...

THE development work that resulted in the Hamilton standard constant-speed control is discussed briefly, and the various types of controls that were evolved during the development are described. The ...

PIQUA, OH, UNITED STATES, February 25, 2025 /EINPresswire.com/ -- Hartzell Propeller is launching the Kestrel, a lightweight carbon fiber constant speed prop and the ...

The famous British Supermarine Spitfire used various propellers during its early service. Rotol Airscrews, Ltd was formed in 1937 as a joint venture of Rolls-Royce and Bristol. The name, a combination ...

Germany’s MT-Propeller has received US supplemental type certification for its MTV-27, 5-blade, constant-speed prop on the Texas Turbines Cessna 208/B Supervan. Introduced in 2008, the aircraft is a ...

Hartzell Propeller is working closely with CubCrafters and Lycoming Engines to develop a lightweight composite three-blade, constant-speed propeller. CubCrafters is the launch customer for the new ...

Hartzell Propeller has completed Supplemental Type Certificate testing to certify a three-blade propeller for the Piper Cherokee 235, on the path to FAA approval and STC issuance. The FAA Designated ...

Hartzell's Trailblazer 83-inch composite propeller now has an STC for Piper PA-12 and PA-18 Super Cub models. The propeller offers up to a 30% increase in takeoff thrust and nearly 20% higher cruise ...

AN article in the April Bulletin de la Sociiti d'Encouragement deals with some experiments on aerial propellers made by MM. Legrand and Gaudart, with the aid of a grant from the society. The greater ...