Overall: Laminated Wood; Hub and Shaft Hole Reinforcement: Brass, Steel; Coating: Original Varnish;
Small propeller used for aerodynamic testing only. Not used for flight trials on aircraft or models. Constructed from narrow wooden strips glued together similar to boat planking and then sanded to a smooth airfoil cross section. Tips reinforced with cloth. Hub reinforced with a 1/16 inch (0.2 cm) thick metal plate mounted with screws, on one side only. Shaft hole reinforced with metal tube. Adhesive
Created by
Benjamin G. Sullivan
Date Created
08/17/2023
Source
Smithsonian National Air and Space Museum
Keywords
Aviation; People; Propellers; Propulsion; Research
Rights and Restrictions
Usage conditions apply For more information, visit the Smithsonian’s Terms of Use.