David Hickman

David Hickman

David Hickman is an esteemed member of CrazyEngineers since Oct 19, 2011

Posts contributed: 11
Birthday: N/A

Look at it from a cross section view. Any airfoil, natural or man made...bird's wing, wing, or rotor blade. Air passing over the top of the wing moves faster than...

Bernoulli's theory of lift..........airfoils to generate lift............and means to control

VISHNUGOPANconsider the function y=3. integrating this from 2 to 5 gives result 9 which is the area under the graph. not the length of the line. In this case the...

This effort is not an attempt to replace any UAS. It is simply an update on my approach/effort to civil UAS and manned platforms. I am still not funded by...

I guess my other thread was deleted. Sorry that it's been so long. Got the 2nd prototype of my patent (pat#: 8,226,026 B2) in the air. Minor adsjustments needed this...

I've been working with a frenzy trying to finish my wife's chair and end table along with my project. Got everything loosely put together yesterday and something on the bottom...

Jigarmech, Thanks. I should have the parts that I need by the end of the week to correct the electrical issues. I'm trying to balance this project with a chair...

Keep in mind when you see the completed demonstrator prototype, the rotor hub is not part of the patent. The "rotor system" I have integrated into the airframe, eliminating the...

I made significant changes to the airframe to lower the center of gravity. Both electric motors are still good. Still trying to track down a suitable mixer/speed controller. When I...

I have received some positive feedback from engineers and pilots. One patent pending for it. Bell Helicopters is taking a look at it, but it's been a year so quess...

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David Hickman joined CrazyEngineers on Oct 19, 2011

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