Type: Two-Blade, Fixed-Pitch, Wood Diameter: 259.1 cm (102 in.) ... The Wright brothers designed and constructed the world's first practical fixed-pitch propeller and developed the aerodynamic theory ...

Wärtsilä introduced the FPP Opti Design, a new fixed pitch propeller (FPP) design concept. According to Wärtsilä, the new design offers fuel savings of up to 4 percent and highly reliable full ...

“Our Type PCP controllable pitch propellers have, however, been optimized in further areas,” explained managing partner Mathias Pein, who has been pursuing the development of this product ...

The business: Culver Props specializes in making custom, fixed-pitch, two-blade, wood propellers. Lewis makes about 120 propellers a year. The path: Lewis was taught by her grandfather, a ...

The EHang 184 electric VTOL aircraft has two contra-rotating, coaxial, fixed-pitch (variable speed) ... More propellers on each arm. Propellers can push the air along its axis — not in other ...