Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. The Wright brothers designed and constructed the world's first practical fixed-pitch propeller and developed the ...

Until recently Hamilton has had a virtual monopoly of the propeller business. Lately, however, it and its most formidable rival, famed old Curtiss-Wright Corp., have been seeking another ...

Having received permission from Austrian authorities to begin outdoor flight testing on its remarkable CycloRotor-propelled technology demonstrator, CycloTech has announced noise testing results for ...

This propeller was designed by the U.S. National Advisory Committee for Aeronautics (i.e. NASA’s predecessor) to reduce noise in light airplanes. The investigation was undertaken as an aid to the ...