Hartzell’s 5-blade composite propeller reduces aircraft weight by around 20 pounds total by using carbon fiber construction ...

Working in total secrecy for the past three years, Raisbeck Engineering and Hartzell Propeller have teamed to develop and certify an all new swept-wing propeller that the companies claim offers ...

Huge torque loads require local ply build-ups at the engine attachment points. C-section spar has a complex profile in the high load areas. Manufacturing system ...

THE primary purpose of this paper is to discuss some of the most pressing problems involved in choosing the propeller that is most suitable for use on a particular airplane. Propeller design is not ...