CrazyEngineers
CrazyEngineers
David Hickman

David Hickman

Community Administrator

David Hickman is a member of CrazyEngineers since Oct 19, 2011

Member since

Oct 19, 2011

Last active

Aug 20, 2012

Posts contributed

11

Recent posts

Aug 15, 2012
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...
Aug 14, 2012
Bernoulli's theory of lift..........airfoils to generate lift............and means to control
Aug 14, 2012
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...
Aug 14, 2012
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...
Aug 14, 2012
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...
Nov 21, 2011
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...
Nov 7, 2011
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...
Oct 27, 2011
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...
Oct 23, 2011
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...
Oct 19, 2011
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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