Return-Path: <13brv3@bellsouth.net> Received: from imf20aec.mail.bellsouth.net ([205.152.59.68] verified) by logan.com (CommuniGate Pro SMTP 4.2.5) with ESMTP id 563882 for flyrotary@lancaironline.net; Sat, 11 Dec 2004 22:17:21 -0500 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.68; envelope-from=13brv3@bellsouth.net Received: from rd ([65.6.194.9]) by imf20aec.mail.bellsouth.net (InterMail vM.5.01.06.11 201-253-122-130-111-20040605) with ESMTP id <20041212031706.WOGJ1976.imf20aec.mail.bellsouth.net@rd> for ; Sat, 11 Dec 2004 22:17:06 -0500 From: "Russell Duffy" <13brv3@bellsouth.net> To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: Serious single rotor questions (serious??) Date: Sat, 11 Dec 2004 21:17:26 -0600 Message-ID: <001501c4dff9$1ac75ba0$6101a8c0@rd> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0016_01C4DFC6.D02CEBA0" 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_0016_01C4DFC6.D02CEBA0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable I still need to find some references for unshrouded fan design = though....... Any ideas or hints? =20 Thomas Jakits =20 =20 I talked to Bernie for a while tonight, and thought of one problem with = any design that requires a shroud, or fan larger than about 22" in diameter. = I want to be able to roll this thing in and out of my garage without = having to disassemble it. One of the first things I did was to take off the = 3-blade prop, and put on a 2-blade for that very reason (and the fact that the = Warp Drive prop looked like it had eaten an entire cylinder). I'm pretty skeptical that I'll do better than a belt drive with a two blade prop. =20 =20 Thanks, Rusty =20 ------=_NextPart_000_0016_01C4DFC6.D02CEBA0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message
I still need to find some references for = unshrouded fan=20 design though.......
Any ideas or hints?
 
Thomas Jakits
 
 
I talked to=20 Bernie for a while tonight, and thought of one problem with any design = that=20 requires a shroud, or fan larger than about 22" in diameter.  I = want to be=20 able to roll this thing in and out of my garage without having to = disassemble=20 it.  One of the first things I did was to take off the 3-blade = prop, and put on a 2-blade for that very reason (and the fact = that the=20 Warp Drive prop looked like it had eaten an entire cylinder).  = I'm=20 pretty skeptical that I'll do better than a belt drive with a two blade=20 prop.  
 
Thanks,
Rusty=20  
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