Your 11" or 12" of prop clearance will reduce to about 4" in the level
attitude. A flat tyre will knock out close to another 4", which doesn't
leave much allowance for fully bottoming the landing gear and maintaining
compliance with even the second part of the JAR requirement.
People in glass houses shouldn't light blue touch paper.!
Duncan McF.
----- Original Message -----
From: "Nigel Charles" <nigelcharles@tiscali.co.uk>
Subject: Re: Europa-List: New Tailwheel, old engine mount???????
<nigelcharles@tiscali.co.uk>
>
> >There must be a clearance of at least 180mm (for each aeroplane with a
> nosewheel landing gear) or 230mm (for each aeroplane with a tail wheel
> landing gear) between each propeller and the ground with the landing
> gear statically deflected and in the level, normal take-off, or taxying
> attitude, whichever is most critical. In addition, for each aeroplane
> with conventional landing gear struts using fluid or mechanical means
> for absorbing landing shocks, there must be a positive clearance between
> the propeller and the ground in level take-off attitude with the
> critical tyre completely deflated and the corresponding landing gear
> fully bottomed. Positive clearance for aeroplanes using leaf spring
> struts is shown with a deflection corresponding to 1.5g.
> .......the rest concerns water and airframe clearance.
>
> I have not measured a standard Europa and cannot comment on its
> compliance with these regs, but the relentless procession of silent and
> humbled pilots making their way to their nearest Warpdrive dealers leads
> me to suspect that it might not :-(
> What we need is a good "conventional gear" ;-)
>
> .......light blue touch paper....and stand well clear<
>
> I measured the ground clearance on my Classic with 64" blades and the same
> on an XS. They came out at 11" and 12" respectively. There is likely to be
> slight variation between individual aircraft but this indicates that
either
> conforms with JAR's.
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