X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from EXHUB003-3.exch003intermedia.net ([207.5.74.110] verified) by logan.com (CommuniGate Pro SMTP 5.2.14) with ESMTPS id 3752823 for flyrotary@lancaironline.net; Fri, 10 Jul 2009 16:31:27 -0400 Received-SPF: none receiver=logan.com; client-ip=207.5.74.110; envelope-from=jwhaley@datacast.com Received: from EXVMBX003-5.exch003intermedia.net ([207.5.74.45]) by EXHUB003-3.exch003intermedia.net ([207.5.74.110]) with mapi; Fri, 10 Jul 2009 13:30:51 -0700 From: Jeff Whaley To: Rotary motors in aircraft Date: Fri, 10 Jul 2009 13:30:51 -0700 Subject: RE: [FlyRotary] Re: Interested in cog-belt PRSUs? Thread-Topic: [FlyRotary] Re: Interested in cog-belt PRSUs? Thread-Index: AcoBgJ8uehFRKdJcR4mE9ulbDiDjfgAHEnEg Message-ID: References: In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: acceptlanguage: en-US Content-Type: multipart/alternative; boundary="_000_C03ABB0A7362B84BB53D544B3C305E0E0140361300B0EXVMBX0035e_" MIME-Version: 1.0 --_000_C03ABB0A7362B84BB53D544B3C305E0E0140361300B0EXVMBX0035e_ Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Jarrett: If I can find them, I'll let you know ... we'll figure out what to do after= that - perhaps I could photo-copy and mail them to you. Jeff From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Beh= alf Of H & J Johnson Sent: Friday, July 10, 2009 1:01 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Interested in cog-belt PRSUs? 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=3DFotos+AC+53 > > Thanks, Bernie. > -- Homepage: http://www.flyrotary.com/ Archive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/List.= html --_000_C03ABB0A7362B84BB53D544B3C305E0E0140361300B0EXVMBX0035e_ Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Jarrett:

If I can find them, I’ll let you know … we’= ;ll figure out what to do after that - perhaps I could photo-copy and mail them to you.=

Jeff

 

From: Rotary motors= in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of H & J Johnson
Sent: Friday, July 10, 2009 1:01 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: Interested in cog-belt PRSUs?

 

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=3DFotos+AC+53 >
> Thanks, Bernie.
> 

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