X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from tomcat.al.noaa.gov ([140.172.240.2] verified) by logan.com (CommuniGate Pro SMTP 4.3c5) with ESMTP id 933585 for flyrotary@lancaironline.net; Thu, 05 May 2005 12:56:41 -0400 Received-SPF: none receiver=logan.com; client-ip=140.172.240.2; envelope-from=bdube@al.noaa.gov Received: from mungo.al.noaa.gov (mungo.al.noaa.gov [140.172.241.126]) by tomcat.al.noaa.gov (8.12.11/8.12.0) with ESMTP id j45GtvQS009064 for ; Thu, 5 May 2005 10:55:57 -0600 (MDT) Message-Id: <6.2.1.2.0.20050505105335.03d475b0@mailsrvr.al.noaa.gov> X-Mailer: QUALCOMM Windows Eudora Version 6.2.1.2 Date: Thu, 05 May 2005 10:55:24 -0600 To: "Rotary motors in aircraft" From: Bill Dube Subject: Re: [FlyRotary] Re: CVT (continuously variable transmission) In-Reply-To: References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; format=flowed If you compare the weigh, complexity, and failure modes of a CVT with the mechanism to vary the blade pitch, the CS prop comes out on top.