X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from neutron.sasknet.sk.ca ([142.165.20.180] verified) by logan.com (CommuniGate Pro SMTP 5.2.14) with ESMTPS id 3752501 for flyrotary@lancaironline.net; Fri, 10 Jul 2009 13:01:53 -0400 Received-SPF: none receiver=logan.com; client-ip=142.165.20.180; envelope-from=hjjohnson@sasktel.net Received: from pps.filterd (neutron [127.0.0.1]) by neutron.sasknet.sk.ca (8.14.3/8.14.3) with SMTP id n6AGwUJo025702 for ; Fri, 10 Jul 2009 11:01:18 -0600 Received: from bgmpomr1.sasknet.sk.ca (bgmpOMR1.sasknet.sk.ca [142.165.72.22]) by neutron.sasknet.sk.ca with ESMTP id fe99c1v71-1 for ; Fri, 10 Jul 2009 11:01:18 -0600 Received: from sasktel.net ([192.168.234.97]) by bgmpomr1.sasknet.sk.ca (SaskTel eMessaging Service) with ESMTP id <0KMK008G4SM6LM60@bgmpomr1.sasknet.sk.ca> for flyrotary@lancaironline.net; Fri, 10 Jul 2009 11:01:18 -0600 (CST) Received: from [192.168.234.24] (Forwarded-For: [24.72.101.251]) by cgmail1.sasknet.sk.ca (mshttpd); Fri, 10 Jul 2009 11:01:18 -0600 Date: Fri, 10 Jul 2009 11:01:18 -0600 From: H & J Johnson Subject: Re: [FlyRotary] Re: Interested in cog-belt PRSUs? To: Rotary motors in aircraft Message-id: <4b1dd253542a.4a571f7e@sasktel.net> MIME-version: 1.0 X-Mailer: Sun Java(tm) System Messenger Express 6.1 HotFix 0.20 (built Feb 27 2006) Content-type: text/html; charset=us-ascii Content-language: en Content-transfer-encoding: 7BIT Content-disposition: inline X-Accept-Language: en Priority: normal X-Proofpoint-Virus-Version: vendor=fsecure engine=1.12.8161:2.4.5,1.2.40,4.0.166 definitions=2009-07-10_11:2009-07-03,2009-07-10,2009-07-10 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=default score=0 spamscore=0 ipscore=0 phishscore=0 bulkscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx engine=5.0.0-0811170000 definitions=main-0907100103

Jeff, I'd be interested i seeing a copy of them if possible..

Thanks

Jarrett

> Hi Bernie, I used to have a Ford V6 with a Blanton Drive - there
> was no TV damper built into the 2:1 ratio drive.
> Near the end of my V6 days I contacted a guy in British Columbia
> (Mike Hirshfield) about his V6 installation which was very
> successful - he was flying exclusively on floats and had a NOS
> system which boosted his rpm to 4800 on take-off - he claimed
> better performance than Cessna's with 0-470's. Anyway he had a set
> of drawings for his reduction drive - I couldn't make sense of
> them - he said if I took them to any machine shop they would be
> able to make the necessary parts.
> If you're interested, I'll dig them out and try to get you a copy.
> Jeff
>
> From: Rotary motors in aircraft [flyrotary@lancaironline.net] On
> Behalf Of Berniehb7448@wmconnect.com
> Sent: Thursday, July 09, 2009 4:53 PM
> To: Rotary motors in aircraft
> Subject: [FlyRotary] Interested in cog-belt PRSUs?
>
> To George ( down under) and others interested in cog-belt PRSUs:
>
> (Bernie: "George, you're upside down!" George: "No, no, YOU'RE
> upside down!! I can see perfectly well that I and other people,
> and houses, and telephone poles, and dogs are upright! SO THERE!!"
>
> Here endeth the silly stuff.
>
> George, you wrote "Ask about weight, type of torsional vibration
> DAMPER, density of Damper, tracking adjustment, density of engine
> mount rubbers, and HP limits". Which rotary model should they
> focus on, like the 13B, 13B Turbo, the Renesis, 20B as having the
> potentially greatest demand? Same for potential demand for"normal
> vertical" engine orientation or "Plugs Up". They will have to
> expect a potential market for the effort in designing and making
> one or maybe 2 versions of a belt PSRU for the Rotary.
>
> You other guys, please join in with questions that should be
> asked, or other strategy points. I don't want to make this inquiry
> without ducks aligned. Have you ever made a technical inquiry and
> you were ignored? It's happened to me, and I was angry and
> frustrated, worst of all, I was not being taken seriously and I
> did not get the needed information.
>
> Let's hear from you. For those that have missed the beginning of
> this, it's about the first Cog Belt PSRU that I have seen with a
> torsional vibration damper instead of the driver pulley mounted
> straight on the flywheel. George found them in Brazil and sent the
> web addresses to me. The site is in Portugese only (except the
> numbers are in English - yuck yuck). We want to know a little more
> about their PSRU, and if they could be interested in trying out
> for a Rotary PSRU. We're basically asking them to spend a lot of
> money, engage in a lot of effort and sweat, and it's all a big
> risk for them:
>
> http://www.altaircoelho.com.br
>
> http://www.altaircoelho.com.br/ac53fotos.html?Submit2=Fotos+AC+53
>
> Thanks, Bernie.
>