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References: <list-4964481@logan.com>
Date: Mon, 2 May 2011 14:05:09 -0700 (PDT)
From: Kelly Troyer <keltro@att.net>
Subject: Re: hung. (the Renesis, that is ...)
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
In-Reply-To: <list-4964481@logan.com>
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Charlie,=0A=A0=A0 Would you happen to have a shot of the engine=A0adapter y=
ou attach the top "V" =0Atubes to ?...........=0A=0AGreat photos !!=A0=0A=
=A0=0AKelly Troyer=0A"DYKE DELTA JD2" (Eventually)=0A"13B ROTARY"_ Engine=
=0A"RWS"_RD1C/EC2/EM2=0A"MISTRAL"_Backplate/Oil Manifold=0A"TURBONETICS"_TO=
4E50 Turbo=0A=0A=0A=0A=0A________________________________=0AFrom: Charlie E=
ngland <ceengland@bellsouth.net>=0ATo: Rotary motors in aircraft <flyrotary=
@lancaironline.net>=0ASent: Mon, May 2, 2011 3:12:58 PM=0ASubject: [FlyRota=
ry] Re: hung. (the Renesis, that is ...)=0A=0AOn 5/2/2011 1:50 PM, Ernest C=
hristley wrote:=0A> Charlie England wrote:=0A>>=A0 Correct. If I use Tracy'=
s tuning, I can do straight runners. I can't see =0A>>needing longer than 1=
6", & that can be done with U shaped tubes with the plenum =0A>>sitting nex=
t to the block, in front of the top diagonal mount tube.=0A>> =0A>> Attache=
d is a shot from the right side.=0A>> =0A> =0A> I like how you have all the=
 bolts loaded in shear.=A0 The only thing is that I =0A>like to see tubes i=
n compression triangulated.=A0 They may be there, but =0A>obstructed by the=
 picture angle.=A0 Tubes from the bottom attach points to the top =0A>of th=
e stock mount central uptubes would make the mount much stiffer.=0AIt's try=
-angry-lated. The two white inner, more or less vertical tubes attach =0Adi=
rectly under/behind behind the capture points on the horizontal square bar.=
 =0AThe new top-down diagonal catches the top; the new bottom-up tubes catc=
h the =0Aends. Off-axis load paths are at least as good as most dynafocal o=
ffsets on =0Aproven mounts. The load into the bar should be more or less at=
 a 45* angle =0Atoward the bottom of the firewall, minimizing the twisting =
load on the square =0Abar.=0A=0AI considered adding another diagonal betwee=
n the two original vertical tubes, =0Abut it already has as much angular br=
acing as the original dynafocal structure.=0A=0ACharlie=0A
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<html><head><style type=3D"text/css"><!-- DIV {margin:0px;} --></style></he=
ad><body><div style=3D"font-family:arial, helvetica, sans-serif;font-size:1=
4pt"><DIV></DIV>=0A<DIV>Charlie,</DIV>=0A<DIV>&nbsp;&nbsp; Would you happen=
 to have a shot of the engine&nbsp;adapter you attach the top "V" tubes to =
?...........</DIV>=0A<DIV>&nbsp;</DIV>=0A<DIV>Great photos !!&nbsp;<BR>&nbs=
p;</DIV>=0A<P>Kelly Troyer<BR><STRONG><FONT size=3D4>"DYKE DELTA JD2"</FONT=
> <FONT size=3D1>(Eventually)</FONT></STRONG></P>=0A<P>"13B ROTARY"_ Engine=
<BR>"RWS"_RD1C/EC2/EM2<BR>"MISTRAL"_Backplate/Oil Manifold</P>=0A<P>"TURBON=
ETICS"_TO4E50 Turbo</P>=0A<DIV><BR></DIV>=0A<DIV style=3D"FONT-FAMILY: aria=
l, helvetica, sans-serif; FONT-SIZE: 14pt"><BR>=0A<DIV style=3D"FONT-FAMILY=
: times new roman, new york, times, serif; FONT-SIZE: 18pt"><FONT size=3D2 =
face=3DTahoma>=0A<HR SIZE=3D1>=0A<B><SPAN style=3D"FONT-WEIGHT: bold">From:=
</SPAN></B> Charlie England &lt;ceengland@bellsouth.net&gt;<BR><B><SPAN sty=
le=3D"FONT-WEIGHT: bold">To:</SPAN></B> Rotary motors in aircraft &lt;flyro=
tary@lancaironline.net&gt;<BR><B><SPAN style=3D"FONT-WEIGHT: bold">Sent:</S=
PAN></B> Mon, May 2, 2011 3:12:58 PM<BR><B><SPAN style=3D"FONT-WEIGHT: bold=
">Subject:</SPAN></B> [FlyRotary] Re: hung. (the Renesis, that is ...)<BR><=
/FONT><BR>On 5/2/2011 1:50 PM, Ernest Christley wrote:<BR>&gt; Charlie Engl=
and wrote:<BR>&gt;&gt;&nbsp; Correct. If I use Tracy's tuning, I can do str=
aight runners. I can't see needing longer than 16", &amp; that can be done =
with U shaped tubes with the plenum sitting next to the block, in front of =
the top diagonal mount tube.<BR>&gt;&gt; <BR>&gt;&gt; Attached is a shot fr=
om the right side.<BR>&gt;&gt; <BR>&gt; <BR>&gt; I like how you have all th=
e bolts loaded in shear.&nbsp; The only thing is that I like to see tubes i=
n compression triangulated.&nbsp;
 They may be there, but obstructed by the picture angle.&nbsp; Tubes from t=
he bottom attach points to the top of the stock mount central uptubes would=
 make the mount much stiffer.<BR>It's try-angry-lated. The two white inner,=
 more or less vertical tubes attach directly under/behind behind the captur=
e points on the horizontal square bar. The new top-down diagonal catches th=
e top; the new bottom-up tubes catch the ends. Off-axis load paths are at l=
east as good as most dynafocal offsets on proven mounts. The load into the =
bar should be more or less at a 45* angle toward the bottom of the firewall=
, minimizing the twisting load on the square bar.<BR><BR>I considered addin=
g another diagonal between the two original vertical tubes, but it already =
has as much angular bracing as the original dynafocal structure.<BR><BR>Cha=
rlie<BR></DIV></DIV></div></body></html>
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