pusher propeller

pusher propeller

Tractor propeller.Predator tactical unmanned aerial vehicle with a pusher propeller located at the rear.An arrangement in which the propeller or the airscrew is behind the engine, and it pushes the airplane rather than pulling it. The advantage of this arrangement is that the absence of an engine nacelle forward of the wing permits unrestricted airflow over the wing. The opposite version is a tractor propeller.