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-   -   UniCopter ~ Pictures & Drawing (https://www.pprune.org/rotorheads/108196-unicopter-pictures-drawing.html)

Dave_Jackson 8th Nov 2003 05:46

UniCopter ~ Pictures & Drawing
 
If anyone is interested, this UniCopter page now has some pictures of the developing mockup and a layout drawing.
It is far from being a functional craft, but this does give a visual conceptualization of what the objective is.

heedm 8th Nov 2003 06:14

Dave, have you always had a pusher prop in the plans?

BTW, nice location.

Dave_Jackson 9th Nov 2003 02:55

heedm,

You're correct, originally it didn't have a prop.

The current objective is to design for the inclusion of all features that would contribute to an optimal 1 to 10-seat helicopter. The first prototype will only include some of them, but it will make provision for the remaining ones, as they are developed.

backberner 10th Nov 2003 09:36

dave
 
will the prop be feathered to hover, is there a clutch or doesnt it hover?

Dave_Jackson 10th Nov 2003 13:26

backberner,

The propeller will be directly coupled to the crankshaft of the engine. In addition, there is a sheave located between the engine and the propeller, which drives the rotors via a Robinson style of soft-start.

It is a controllable pitch propeller, and during hover, it will provide no thrust. Its pitch setting is controlled by the forward portion of the longitudinal cyclic stick motion. There may not be a need for feathering.


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