Return-Path: Received: from rtp-iport-1.cisco.com ([64.102.122.148] verified) by logan.com (CommuniGate Pro SMTP 4.3c1) with ESMTP id 743386 for flyrotary@lancaironline.net; Thu, 17 Feb 2005 15:16:01 -0500 Received-SPF: pass receiver=logan.com; client-ip=64.102.122.148; envelope-from=echristl@cisco.com Received: from rtp-core-1.cisco.com (64.102.124.12) by rtp-iport-1.cisco.com with ESMTP; 17 Feb 2005 15:28:00 -0500 X-BrightmailFiltered: true X-Brightmail-Tracker: AAAAAA== X-IronPort-AV: i="3.90,95,1107752400"; d="scan'208"; a="37393582:sNHT20337120" Received: from [172.18.179.151] (echristl-linux.cisco.com [172.18.179.151]) by rtp-core-1.cisco.com (8.12.10/8.12.6) with ESMTP id j1HKFE1j008181 for ; Thu, 17 Feb 2005 15:15:14 -0500 (EST) Message-ID: <4214FB51.7070609@cisco.com> Date: Thu, 17 Feb 2005 15:15:13 -0500 From: Ernest Christley User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.3) Gecko/20040929 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Rotary motors in aircraft Subject: Re: [FlyRotary] Re: PSRU - hub/prop end References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Kelly Troyer wrote: > Ernest, > What ratio are the gearset in your redrive ? If the outer (ring > gear) of > the drive is fixed (pressed into housing) and the planet has four gears > and if they are Ford (C6 or E4OD) the ratio will be 2.85 to 1....... You > need to ask Tracy if the E4OD six pinion planetary will retrofit > the to the > four pinion planetary ring gear and sun gear........FWIW > > -- > Kelly Troyer > Dyke Delta/13B/RD1C/EC2 The ring gear is fixed. Prop shaft is driven off the planet gear assembly. It is a 3-planet gear set. I seem to remember Joe saying that it was the Ford gearset. But that was a long time ago, and it all seems so fuzzy now. Jeesh, am I getting old? Tracy, can you swap out the planet set willy-nilly like that, or is it asking for trouble sho-nuff?