great news, and fingers X'd :-)
On Tue, May 14, 2019 at 8:30 AM Richard Churchill-Coleman <
richard.churchill-coleman@sky.com> wrote:
> Jim and Pete
>
> I am partway through a mono MG build with short and long wings. I presse
d
> Europa for a revised FL20 flap drive that would clear the Mod78 spars,
> following reports of the conflict on more advanced UK builds. I
> (eventually) received that redesigned FL20 late last year but my build
> hasn=99t progressed far enough yet to actually test the clearance!
>
> Cheers
> Richard C-C
>
> Sent from my iPad
>
> On 14 May 2019, at 12:57, Peter Zutrauen <peterz@zutrasoft.com> wrote:
>
> Jim,
>
> Here in Canada we can declare whatever gross weight we want (wisely or
> not). Seeing that the added weight is itself in the wing and results in n
o
> increased stresses, I figure I could simply increase the gross with long
> wings by the same 100lbs without penalty (assuming enough HP). No?
>
> Curious, how much floor-spar clearance is there with the glider spars vs
> short wings? Is there a possibility that a modified/redesigned drive tube
> could still work for both?
>
> cheers,
> Pete
>
> On Tue, May 14, 2019 at 7:51 AM h&jeuropa <butcher43@att.net> wrote:
>
>>
>> Clive,
>>
>> Hopefully Bud Yerly will answer all your questions but here's what we
>> know. We've have a set that we've started, but likely will not complete
.
>>
>> The glider wings are at least 100 lbs heavier. This severely restricts
>> their usefulness for touring.
>>
>> You are right, there are few photos of a mono with glider wings. I've
>> attached a photo of Terry Severs with one wing in place. Dave Anderson
and
>> Ken Carpenter are two mono gliders but no photos (Carpenters is on Yerly
s
>> website but with short wings).
>>
>> A problem with glider wings on a mono is that the spar mod increases the
>> height of the spar causing it to interfere with the flap actuation rod.
We
>> have successfully fitted a push pull cable to solve that problem. Anoth
er
>> solution is to go to electric flaps like a trigear.
>>
>> Jim & Heather
>>
>>
>>
>>
>> Read this topic online here:
>>
>> http://forums.matronics.com/viewtopic.php?p=489211#489211
>>
>>
>>
>>
>> Attachments:
>>
>> http://forums.matronics.com//files/hanger_sm_158.jpg
>>
>>
>>
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