Tag: quad

Pusher-Prop Quad Will Save the Ceilings

In the early days of aviation, planes used pusher propellers. A pusher prop is typically behind the wing, and the concept probably came from boating, with the ship’s screws located on the stern to push the vessel through water. It took a few years for aerospace engineers to realize that puller props (mounted on the nose of the airplane) were superior because they spun through clean, not dirty air. The air behind the wing is […]

Draganfly Propellers Remove Easily, Folding Drone Ensues

Clockwise prop for the clockwise motor, counterclockwise prop for the counterclockwise motor Patent.