Multirotor drones are significantly more popular than conventional helicopter designs for many reasons, which do not include efficiency. Making use of the aerodynamic effects behind this, [Nicholas ...

Increase in air travel, growth in advancement in electric and hybrid aircraft, and growth in orders of new aircraft from developing countries drive the global aircraft propeller system market. WILMING ...

The propeller component of this assembly was manufactured by Ole Flottorp in Chicago, Illinois for James B. Lund and R.D. Dwight, also of Chicago, who designed and constructed a mammoth tandem ...