X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from nlpi025.prodigy.net ([207.115.36.54] verified) by logan.com (CommuniGate Pro SMTP 5.2.3) with ESMTP id 2955634 for flyrotary@lancaironline.net; Thu, 05 Jun 2008 22:13:12 -0400 Received-SPF: none receiver=logan.com; client-ip=207.115.36.54; envelope-from=panzera@experimental-aviation.com Received: from cdibmpat2 (adsl-76-250-177-126.dsl.frs2ca.sbcglobal.net [76.250.177.126]) (authenticated bits=0) by nlpi025.prodigy.net (8.13.8 smtpauth/dk/8.13.8) with ESMTP id m562CVB5012101 for ; Thu, 5 Jun 2008 21:12:34 -0500 From: "Patrick Panzera" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Big engines Date: Thu, 5 Jun 2008 19:12:31 -0700 Message-ID: <014801c8c77a$c7495ab0$1801a8c0@cd.constructiondesigns.com> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0149_01C8C740.1AEA82B0" X-Mailer: Microsoft Office Outlook 11 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3138 In-Reply-To: Thread-Index: AcjHVLBbUP3WvvDuQI2J3fg0fOxsIgAJYigg This is a multi-part message in MIME format. ------=_NextPart_000_0149_01C8C740.1AEA82B0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable I=92m thinking that you don=92t have a great enough height-to-width = ratio and the rotor could get cocked and cause some horrific wear on the end iron. =20 My 2=A2 =20 Pat =20 =20 _____ =20 From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Lynn Hanover Sent: Thursday, June 05, 2008 2:39 PM To: Rotary motors in aircraft Subject: [FlyRotary] Big engines =20 In this case you could machine away one face or both faces and braze two rotors together. One end with the gear and the other without. You could = have twice the bearing length, and nearly twice the displacement. =20 Just the crank, rotors and housings would be special. Everything else = could be stock pieces. Maybe double the torque, could be direct drive?=20 =20 The rotors can also be TIG welded. Repairs are often required when = reducing weight.=20 =20 One complete housing with "O" rings against another machined down = without "O" rings. "O" ringed end Irons against non "O" ringed center section.=20 =20 Lynn E. Hanover =20 Can't you hear that????? =20 =20 =20 In a message dated 6/5/2008 4:22:35 P.M. Eastern Daylight Time, keltro@att.net writes: Lynn, A simple drawing would help my old brain visualize what the rotor would look like for a 4 rotor engine on a 2 lobe excentric shaft.......I presume the rotors would be geared differently to the stationary gears to maintain the various cycles........ -- Kelly Troyer=20 "Dyke Delta"_13B ROTARY Engine=20 "RWS"_RD1C/EC2/EM2=20 "Mistral"_Backplate/Oil Manifold=20 ------=_NextPart_000_0149_01C8C740.1AEA82B0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

I’m thinking that you = don’t have a great enough height-to-width ratio and the rotor could get cocked = and cause some horrific wear on the end iron.

My = 2=A2

=

Pat=

=A0

From: = Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Lynn Hanover
Sent: Thursday, June 05, = 2008 2:39 PM
To: Rotary motors in = aircraft
Subject: [FlyRotary] Big = engines

In this case you could machine away one face or both faces and = braze two rotors together. One end with the gear and the other without. You = could have twice the bearing length, and nearly twice the = displacement.

Just the crank, rotors and housings would be special. Everything else could be stock pieces. Maybe double the torque, = could be direct drive?

The rotors can also be TIG welded. Repairs are often required = when reducing weight.

One complete housing with "O" rings against another = machined down without "O" rings. "O" ringed end Irons against = non "O" ringed center section.

Lynn E. Hanover

Can't you hear that?????

In a message dated 6/5/2008 4:22:35 P.M. Eastern Daylight Time, = keltro@att.net = writes:

Lynn,

A simple = drawing would help my old brain visualize what the = rotor

would look like for a 4 rotor = engine on a 2 lobe excentric shaft.......I

presume the rotors would be geared differently to the stationary gears

to maintain the various = cycles........

--
Kelly Troyer
"Dyke Delta"_13B ROTARY Engine
"RWS"_RD1C/EC2/EM2
"Mistral"_Backplate/Oil Manifold

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