Return-Path: <13brv3@bellsouth.net> Received: from imf21aec.mail.bellsouth.net ([205.152.59.69] verified) by logan.com (CommuniGate Pro SMTP 4.2.5) with ESMTP id 528315 for flyrotary@lancaironline.net; Thu, 11 Nov 2004 17:49:47 -0500 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.69; envelope-from=13brv3@bellsouth.net Received: from rd ([65.6.194.9]) by imf21aec.mail.bellsouth.net (InterMail vM.5.01.06.11 201-253-122-130-111-20040605) with ESMTP id <20041111224918.YEZM2451.imf21aec.mail.bellsouth.net@rd> for ; Thu, 11 Nov 2004 17:49:18 -0500 From: "Russell Duffy" <13brv3@bellsouth.net> To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: Rusty's Engine Mount (and Ed's too) Date: Thu, 11 Nov 2004 16:49:19 -0600 Message-ID: <016c01c4c840$ae22e0c0$6101a8c0@rd> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_016D_01C4C80E.638870C0" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 Importance: Normal In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 This is a multi-part message in MIME format. ------=_NextPart_000_016D_01C4C80E.638870C0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable If RV's have any shortcoming for me, it's that they don't have enough rudder. How about taller vert stab & rudder tips? Jim Ayers did that on his RV-3 & was able to put his comm antenna in the VS tip. Charlie =20 You may be right on the diameter observations. I went from a 68 to a = 74, and the difference was HUGE. Part of that was the fact that I went from having the correct offset, to having the wrong offset. As I mentioned before, I'm having some doubts as to how effective the mount offset is anyway. =20 =20 Since Ivan destroyed my rudder, I asked Van's about any option for a = larger one. They said I'd have to change the vertical stab too, and I wasn't willing to do that. It would certainly be possible to make a longer = rudder from front to rear, but it would be a custom piece, though not that hard = to do if I really needed it. The RV-3 is certainly the worst case for = rudder authority, and even that it pretty good. I would have to have a strong = left crosswind, coupled with full throttle to run out of right rudder. =20 =20 Cheers, Rusty (drooling from the dentist, probably not a good time for a = signature photo) =20 ------=_NextPart_000_016D_01C4C80E.638870C0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message

If RV's have any shortcoming for me, it's that they = don't have=20 enough
rudder. How about taller vert stab & rudder tips? Jim = Ayers did=20 that on
his RV-3 & was able to put his comm antenna in the VS=20 tip.

Charlie

 
You may = be right on the=20 diameter observations.  I went from a 68 to a 74, and the = difference was=20 HUGE.  Part of that was the fact that I went from having the = correct=20 offset, to having the wrong offset.  As I mentioned before, I'm = having some=20 doubts as to how effective the mount offset is=20 anyway.  
 
Since = Ivan destroyed my=20 rudder, I asked Van's about any option for a larger one.  They said = I'd=20 have to change the vertical stab too, and I wasn't willing to do = that.  It=20 would certainly be possible to make a longer rudder from front to rear, = but it=20 would be a custom piece, though not that hard to do if I really needed = it. =20 The RV-3 is certainly the worst case for rudder authority, and even that = it=20 pretty good.  I would have to have a strong left crosswind, coupled = with=20 full throttle to run out of right = rudder.  
 
Cheers,
Rusty = (drooling from the=20 dentist, probably not a good time for a signature photo) =20



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