X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from elasmtp-spurfowl.atl.sa.earthlink.net ([209.86.89.66] verified) by logan.com (CommuniGate Pro SMTP 5.1.10) with ESMTP id 2131467 for flyrotary@lancaironline.net; Thu, 21 Jun 2007 09:22:37 -0400 Received-SPF: none receiver=logan.com; client-ip=209.86.89.66; envelope-from=jerryhey@earthlink.net DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=dk20050327; d=earthlink.net; b=FOW2y5IT/oEXeLFRg2L5AZWm30mLhq1iclsztzGn+RAcUDNnbwg4if4dnSwDiZGL; h=Received:Mime-Version:In-Reply-To:References:Content-Type:Message-Id:From:Subject:Date:To:X-Mailer:X-ELNK-Trace:X-Originating-IP; Received: from [71.49.148.26] (helo=[192.168.0.101]) by elasmtp-spurfowl.atl.sa.earthlink.net with asmtp (Exim 4.34) id 1I1Mbd-0002w4-VZ for flyrotary@lancaironline.net; Thu, 21 Jun 2007 09:21:50 -0400 Mime-Version: 1.0 (Apple Message framework v752.3) In-Reply-To: References: Content-Type: multipart/alternative; boundary=Apple-Mail-7-113955116 Message-Id: From: Jerry Hey Subject: Re: [FlyRotary] Re: PP construction methods Date: Thu, 21 Jun 2007 09:21:41 -0400 To: "Rotary motors in aircraft" X-Mailer: Apple Mail (2.752.3) X-ELNK-Trace: 8104856d7830ec6b1aa676d7e74259b7b3291a7d08dfec79e193b28d50f809fb9a6c02783f3f9e28350badd9bab72f9c350badd9bab72f9c350badd9bab72f9c X-Originating-IP: 71.49.148.26 --Apple-Mail-7-113955116 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed With the boring head, you can move the tool in and out to match the radius of the housing at that location. A friend who is a real machinist (as opposed to an amateur like myself) did it for me. Only took about 10 minutes. Jerry On Jun 21, 2007, at 8:59 AM, Russell Duffy wrote: > Greetings, > > Sorry to post a question and disappear, but my coworker is off this > week, and the MRI gods are angry... > > Thanks for the great info. I thought I had read (maybe from Lynn) > that welding the housings was a bad idea. Have you actually welded > any of these George? Got any pics? > > If a light press (small hammer ) fit with epoxy is OK, then that > sounds like the way to go. Shouldn't be too tough to come up with > some mechanical method of holding the tube on the outside. Lynn, > would there be a problem TIG welding the aluminum tube to the outer > portion of the housing? Just 3 or 4 telltale spots would probably > be enough. > > Jerry, how did you ever shape the end of that tube without > scratching the housing??? Absolutely beautiful :-) > > Cheers, > Rusty (off to Panama City) --Apple-Mail-7-113955116 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=ISO-8859-1 With the boring head,=A0 you can = move the tool in and out to match the radius of the housing at that = location. =A0 =A0A friend who is a real machinist (as opposed to an=A0 = amateur=A0like myself) did it for me.=A0 Only took about 10 minutes.=A0 = =A0Jerry

On Jun 21, 2007, at 8:59 AM, Russell Duffy = wrote:

Greetings,
=A0
Sorry to post a question and disappear, but = my coworker is off this week, and the MRI gods are angry...
=
=A0
Thanks for the great info.=A0 I thought I = had read (maybe from Lynn) that welding the housings was a bad idea.=A0 = Have you actually welded any of these George?=A0 Got any pics? =
=A0
=
If=A0a light press (small hammer = <g>) fit with epoxy is OK, then that sounds like the way to go.=A0 = Shouldn't be too tough to come up with some mechanical method=A0of = holding the tube on the outside.=A0 Lynn, would there be a problem TIG = welding the aluminum tube to the outer portion of=A0the housing?=A0 = Just=A03 or 4=A0telltale spots would probably be enough.=A0=A0
=A0
Jerry, how did you ever shape the end of = that tube without scratching the housing???=A0 Absolutely beautiful = :-)
=A0
=
Cheers,
Rusty (off to Panama = City)=A0

= --Apple-Mail-7-113955116--