X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail-wy0-f180.google.com ([74.125.82.180] verified) by logan.com (CommuniGate Pro SMTP 5.4c2k) with ESMTPS id 4861936 for flyrotary@lancaironline.net; Fri, 11 Feb 2011 08:35:14 -0500 Received-SPF: pass receiver=logan.com; client-ip=74.125.82.180; envelope-from=rwstracy@gmail.com Received: by wyb28 with SMTP id 28so2544132wyb.25 for ; Fri, 11 Feb 2011 05:34:36 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:content-type; bh=LrSL7eVgzF6O3YsRnETc20dSLIxZkTATeQ+USwFOPV0=; b=jMj6oLcsBxuPr7WJVyKFkUaeYnst2Vj6UTKhuIGozb1UnE+MON8LJnHIAZv2vQ7rvd VZJSqM0sbhAQtbRlF32/bwmNgtAL6tAW6zjGg5/uKqfc7YAj7V2ZtPAQPEo5fUYw9f+u RQF3O1RGTFptxhD24s1ivMPXy1kS0+QnLeWCE= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:content-type; b=uwH51NIZa7qAxoHZiehd/YkL4zFOoEvnPnaBYCNh0DcyFsynUlBPKBQQOG7YIvA91e jMtN86ldxGAEsh/oy0b2ZURToI7i9QUo5xbq3Pf+l60PnDHXmbg54ZRvaagZ+HHedmwP synUBMDHtYqWGyEHGFhJs+q2tPZANBDN/rrRE= MIME-Version: 1.0 Received: by 10.216.165.204 with SMTP id e54mr481899wel.48.1297431276388; Fri, 11 Feb 2011 05:34:36 -0800 (PST) Sender: rwstracy@gmail.com Received: by 10.216.61.200 with HTTP; Fri, 11 Feb 2011 05:34:36 -0800 (PST) In-Reply-To: References: Date: Fri, 11 Feb 2011 08:34:36 -0500 X-Google-Sender-Auth: XZQO7tq7KxoTmqFX3hj4apGucEk Message-ID: Subject: Re: [FlyRotary] Re: Custom blower experiment - 5 From: Tracy To: Rotary motors in aircraft Content-Type: multipart/alternative; boundary=0016e656b59a598120049c01c29a --0016e656b59a598120049c01c29a Content-Type: text/plain; charset=ISO-8859-1 Holy cow, even though the question understates the torque (the geardrive multiplies the torque by the ratio) 12 5/16" bolts is overkill. The RD-1x does it with 12 1/4" bolts. Tracy On Thu, Feb 10, 2011 at 11:05 PM, wrote: > In a message dated 2/10/2011 12:41:41 P.M. Eastern Standard Time, > echristley@nc.rr.com writes: > > Do you guys think twelve 5/16" bolts are enough to carry the engine's > torque to the gearbox? 8*) > > 12 will be way more than adequate. Rotaries are poor torque producers. > > Lynn E. Hanover > --0016e656b59a598120049c01c29a Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Holy cow,=A0 even though the question understates the torque (the geardrive= multiplies the torque by the ratio) 12=A0=A0=A0 5/16" bolts is overki= ll.=A0 The RD-1x does it with 12=A0=A0 1/4" bolts.

Tracy
On Thu, Feb 10, 2011 at 11:05 PM, <Lehanover@aol.com> wrote:
In a message dated 2/10/2011 12:41:41 P.M. Eastern Standard Time,=20 echristley@nc.rr.= com writes:
Do you=20 guys think twelve 5/16"=A0 bolts are enough to carry the engine'= s=20
torque to the gearbox?=A0 8*)

12 will be way more than adequate. Rotaries are poor torque=20 producers.
=A0
Lynn E. Hanover

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