Return-Path: Received: from imf23aec.mail.bellsouth.net ([205.152.59.71] verified) by logan.com (CommuniGate Pro SMTP 4.2.5) with ESMTP id 554332 for flyrotary@lancaironline.net; Thu, 02 Dec 2004 21:59:39 -0500 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.71; envelope-from=ceengland@bellsouth.net Received: from [127.0.0.1] ([209.215.61.50]) by imf23aec.mail.bellsouth.net (InterMail vM.5.01.06.11 201-253-122-130-111-20040605) with ESMTP id <20041203025908.QUSO2382.imf23aec.mail.bellsouth.net@[127.0.0.1]> for ; Thu, 2 Dec 2004 21:59:08 -0500 Message-ID: <41AFD67A.8010409@bellsouth.net> Date: Thu, 02 Dec 2004 20:59:06 -0600 From: Charlie England User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7.2) Gecko/20040804 Netscape/7.2 (ax) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Rotary motors in aircraft Subject: Re: [FlyRotary] Stock Engine Mount Drawings??? References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Bill Dube wrote: > Does anyone have an accurate drawing of the stock engine mount for the > RV-7? A CAD drawing would be even better. > > The reason I ask is that I am planning to design and build my own > engine mount, and I would like to "reverse engineer" the stock engine > mount. > > In addition to simply copying the location of the gear sockets, > etc, my plan is to do the structural analysis (FEA) on the stock mount > to see how strong it is and what loads it was designed to take with > the stock engine. > > While it would probably be possible for me to borrow a stock mount > from someone at my local EAA club, mechanical drawings would be much > easier than painstakingly measuring each dimension and drawing it all > from scratch. If you haven't done it already, I'd at least make the call to Van's. The rotary seems to be the only alt. engine he's not totally opposed to, so he just might be willing to send you the real thing.