X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from eastrmmtao107.cox.net ([68.230.240.59] verified) by logan.com (CommuniGate Pro SMTP 5.2.16) with ESMTP id 3820433 for flyrotary@lancaironline.net; Fri, 21 Aug 2009 09:54:30 -0400 Received-SPF: none receiver=logan.com; client-ip=68.230.240.59; envelope-from=tmann@n200lz.com Received: from eastrmimpo02.cox.net ([68.1.16.120]) by eastrmmtao107.cox.net (InterMail vM.8.00.01.00 201-2244-105-20090324) with ESMTP id <20090821135354.EAHG19505.eastrmmtao107.cox.net@eastrmimpo02.cox.net> for ; Fri, 21 Aug 2009 09:53:54 -0400 Received: from testPC ([70.184.217.221]) by eastrmimpo02.cox.net with bizsmtp id X1tu1c00A4nBe72021tvNN; Fri, 21 Aug 2009 09:53:55 -0400 X-VR-Score: -40.00 X-Authority-Analysis: v=1.0 c=1 a=Ia-xEzejAAAA:8 a=ayC55rCoAAAA:8 a=arxwEM4EAAAA:8 a=QdXCYpuVAAAA:8 a=7g1VtSJxAAAA:8 a=ekHE3smAAAAA:20 a=UretUmmEAAAA:8 a=nUuTZ29dAAAA:8 a=KfzhvnDjUo78Cnur2goA:9 a=7RI3hvil8zyLwmXKGS4A:7 a=ZguxNt5PcM2g0NBHA5G4UOX8CTQA:4 a=jI77epmzR7sA:10 a=EzXvWhQp4_cA:10 a=AK1ojdjxfi3HTmWw:21 a=GaGuB_MTlia5jhFa:21 a=yMhMjlubAAAA:8 a=SSmOFEACAAAA:8 a=zIVjBE3ET6ACmk0AIRkA:9 a=Raj78YQt3L8QS7OW0LQA:7 a=zz2CltLuNIkVs_dYe7L0a2al71EA:4 a=pP7bMnuoKOQtnQNI:21 a=LyfNTbB72970fZYC:21 X-CM-Score: 0.00 From: "Thomas Mann" To: "'Rotary motors in aircraft'" References: In-Reply-To: Subject: RE: [FlyRotary] Re: Cowl Flap Date: Fri, 21 Aug 2009 08:53:53 -0500 Message-ID: <001701ca2266$d23de240$76b9a6c0$@com> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0018_01CA223C.E967DA40" X-Mailer: Microsoft Office Outlook 12.0 Thread-index: AcoiYw0TQjCVu+4FSxyTI6H95rOa/AAA2KBg Content-Language: en-us This is a multi-part message in MIME format. ------=_NextPart_000_0018_01CA223C.E967DA40 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit I should have posted that yesterday. A few of us had an EAA offsite last night and one of the guys owns Great Plains Aviation which deals exclusively in VW conversions. I'll touch base with him next chance I get and see if they can be had. From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Ed Anderson Sent: Friday, August 21, 2009 8:24 AM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Cowl Flap Actually, Thomas back about 12 years ago I purchased some of those VW 'bellows" type expansion servos that worked based on the temperature they sense. I had planned to use them similar to what you suggested - but, got my cooling problem under control by moving a RX-7 oil cooler under the nose and never proceeded with the cowl flap idea. After 12 years and a move, I don't even have a hint where I might have stored them. Not certain they are even available any more. Ed Ed Anderson Rv-6A N494BW Rotary Powered Matthews, NC eanderson@carolina.rr.com http://www.andersonee.com http://www.dmack.net/mazda/index.html http://www.flyrotary.com/ http://members.cox.net/rogersda/rotary/configs.htm#N494BW http://www.rotaryaviation.com/Rotorhead%20Truth.htm _____ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Thomas Mann Sent: Friday, August 21, 2009 9:02 AM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Cowl Flap I have wondered if there would be any advantage to using a set of those expanding bellows things they have on a VW. They use them to control the amount of air passing over the fins on the cylinders. I read somewhere that a builder had incorporated them in his cowl to vent the area after landing. Once things cool off they contract and close the vent. I'm not sure whether or not it would fit this type of application. T Mann From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Bryan Winberry Sent: Thursday, August 20, 2009 10:28 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Cowl Flap Great concept Ed. Perhaps a spring load biased to open position to ensure that the flap opens sooner as speed is reduced. Bryan Passive, and no electricity required! __________ Information from ESET NOD32 Antivirus, version of virus signature database 3267 (20080714) __________ The message was checked by ESET NOD32 Antivirus. http://www.eset.com ------=_NextPart_000_0018_01CA223C.E967DA40 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable

I should have posted that = yesterday.

A few of us had an EAA offsite last night and one of the = guys owns Great Plains Aviation which deals exclusively in VW = conversions.

 

I’ll touch base with him next chance I get and see = if they can be had.

 

From:= Rotary = motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Ed = Anderson
Sent: Friday, August 21, 2009 8:24 AM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: Cowl Flap

 

 Actually, Thomas back about 12 years ago I purchased = some of those VW  ‘bellows” type expansion servos that worked = based on the temperature they sense.  I had planned to use them similar to what = you suggested – but, got my cooling problem under control by moving a = RX-7 oil cooler under the nose and never proceeded with the cowl flap idea.  = After 12 years and a move, I don’t even have a hint where I might have = stored them.

 

Not certain they are even available any = more.

 

Ed

 

Ed Anderson

Rv-6A N494BW Rotary Powered

Matthews, NC

eanderson@carolina.rr.com

http://www.andersonee.com

http://www.dmack.net/mazda/index.html

http://www.flyrotary.com/

http://members.cox.net/rogersda/rotary/configs.htm#N494BW

http://www.r= otaryaviation.com/Rotorhead%20Truth.htm

From:= Rotary = motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Thomas = Mann
Sent: Friday, August 21, 2009 9:02 AM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: Cowl Flap

 

I have wondered if there would be any advantage to using = a set of those expanding bellows things they have on a = VW.

They use them to control the amount of air passing over = the fins on the cylinders.

 

I read somewhere that a builder had incorporated them in = his cowl to vent the area after landing. Once things cool off they contract = and close the vent.

I’m not sure whether or not it would fit this type = of application.

 

T Mann

 

From:= Rotary = motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Bryan Winberry
Sent: Thursday, August 20, 2009 10:28 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: Cowl Flap

 

 

 

Great concept Ed.  Perhaps a spring load biased to open position to ensure that the flap opens sooner as speed is reduced. =

Bryan

Passive, and no electricity required!

 



__________ Information from ESET NOD32 Antivirus, version of virus = signature database 3267 (20080714) __________

The message was checked by ESET NOD32 Antivirus.

http://www.eset.com

------=_NextPart_000_0018_01CA223C.E967DA40--