Plane bearings are simple: Two surfaces moving against each other without the aid of a rolling element. A shaft turning in a bushing, a slide pad damping vibration, a bridge joint expanding, and a ...
Poland considers converting PZL M28 Skytruck cargo planes into drone interceptors armed with machine guns and guided missiles ...
ABS Aerolight, Serignan-du-Comtat, France, claims its new ultralight is as stable as a regular plane. The Xenon is a fully enclosed gyroplane, unusual for its tail made of two vertical fixed fins with ...
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