X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail-pb0-f52.google.com ([209.85.160.52] verified) by logan.com (CommuniGate Pro SMTP 5.4.4) with ESMTPS id 5507329 for flyrotary@lancaironline.net; Wed, 25 Apr 2012 23:53:08 -0400 Received-SPF: pass receiver=logan.com; client-ip=209.85.160.52; envelope-from=afm528@gmail.com Received: by pbcuo15 with SMTP id uo15so6791581pbc.25 for ; Wed, 25 Apr 2012 20:52:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:references:in-reply-to:subject:date:message-id:mime-version :content-type:x-mailer:thread-index:content-language; bh=qYckPRkZwZXaVHlMUZ8YDAwm8TPzygfFjnUcmlsmwzk=; b=BpWQ9ifJ3uw+hLd+t2oGrSoP3YwlH4Y62H2DXZl1F5OjBDr+aMuwrMu7RQBJveQtJl P3UP9yXwRIqw8W7Max3UtQtHBvwxhgiHftcYa3ZmjhOcSXcWkvff3NGkwcVdawY0h3WB 7BBqmhF0OcWcQchCYo4reZ/p4aL081n73aKhihajXQh1DkvsiGOZSA3QxdLEkC5eqOPd 6QL9uPx/tcGJJx0iRsCsNgomFnCVciB+Qa7L7zwVje1qCIHJ11fyLAW0RzEDiNHAwAB8 0Wo2nxwAq0ej/f7c5CuIerRbQsqFfeYaqvsyCI12uk/BEsqYmxfsVgucopkuEc/8D+kf OH4A== Received: by 10.68.201.9 with SMTP id jw9mr12548801pbc.88.1335412350712; Wed, 25 Apr 2012 20:52:30 -0700 (PDT) Return-Path: Received: from MichaelHP (c-67-188-15-124.hsd1.ca.comcast.net. [67.188.15.124]) by mx.google.com with ESMTPS id sh10sm2008887pbc.48.2012.04.25.20.52.28 (version=TLSv1/SSLv3 cipher=OTHER); Wed, 25 Apr 2012 20:52:29 -0700 (PDT) From: "Michael McMahon" To: "'Rotary motors in aircraft'" References: In-Reply-To: Subject: RE: [FlyRotary] Fixed Pitch props. Date: Wed, 25 Apr 2012 20:52:32 -0700 Message-ID: <0d9a01cd2360$03c11330$0b433990$@gmail.com> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0D9B_01CD2325.5763C1D0" X-Mailer: Microsoft Outlook 14.0 Thread-Index: AQHS1OWQ17s96jzqBYnZbG0Q4/0i5ZahFKag Content-Language: en-us This is a multipart message in MIME format. ------=_NextPart_000_0D9B_01CD2325.5763C1D0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable I=92ve been thinking along the same lines. The one person I=92ve heard = of often as a potential builder is Craig Catto, www.cattoprops.com . Last time I looked his props were around $3,000, I think, but I have no idea if that = is current. There is also a new possibility, which is to have the prop manufactured on a resin printer and then wrap it in carbon fiber. = I=92ve done a little research on that front and spoke to a manufacturer last year at = the CAF=C9 Electric Flight Symposium (this weekend in Santa Rosa!) who = confirmed that it=92s possible and is already being done for military drones. =20 Please post your findings! =20 Thanks, =20 Mike =20 From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Thomas Giddings Sent: Wednesday, April 25, 2012 6:57 PM To: Rotary motors in aircraft Subject: [FlyRotary] Fixed Pitch props. =20 I am curious what you folks might recommend for a fixed pitch prop = builder for my project. I will have a lot of excess power and do not think it = would be as difficult to get an acceptable level of performance with a lot = less money and simplicity. Your thoughts KIND REGARDS Thomas Giddings n360tg@earthlink.net 727 858 1772 =20 =20 =20 ------=_NextPart_000_0D9B_01CD2325.5763C1D0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

I’ve been thinking along the same lines.=A0 The one person = I’ve heard of often as a potential builder is Craig Catto, www.cattoprops.com . =A0Last time = I looked his props were around $3,000, I think, but I have no idea if = that is current.=A0 =A0There is also a new possibility, which is to have = the prop manufactured on a resin printer and then wrap it in carbon = fiber.=A0 I’ve done a little research on that front and spoke to a = manufacturer last year at the CAF=C9 Electric Flight Symposium (this = weekend in Santa Rosa!) who confirmed that it’s possible and is = already being done for military drones.

 

Please post your findings!

 

Thanks,

 

Mike

 

From:= = Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On = Behalf Of Thomas Giddings
Sent: Wednesday, April 25, 2012 = 6:57 PM
To: Rotary motors in aircraft
Subject: = [FlyRotary] Fixed Pitch props.

 

I am curious = what you folks might recommend for a fixed pitch prop builder for my = project. I will have a lot of excess power and do not think it would be = as difficult to get an acceptable level of performance with a lot less = money and simplicity. Your thoughts

KIND REGARDS

Thomas Giddings

727 858 1772

 

 

 

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