X-Virus-Scanned: clean according to Sophos on Logan.com From: "Bill Schertz" Received: from mail-pa0-f54.google.com ([209.85.220.54] verified) by logan.com (CommuniGate Pro SMTP 6.1.5) with ESMTPS id 7967959 for flyrotary@lancaironline.net; Sat, 05 Sep 2015 11:32:23 -0400 Received-SPF: pass receiver=logan.com; client-ip=209.85.220.54; envelope-from=wschertz343@gmail.com Received: by pacfv12 with SMTP id fv12so53349874pac.2 for ; Sat, 05 Sep 2015 08:31:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=message-id:from:to:references:in-reply-to:subject:date:mime-version :content-type:importance; bh=ixYefLi+YCPDrN1orvoJNr8kIbhpBFEN7m6iqN7EryI=; b=OiJBwnCy1zd0p+FsTGWOzvnH0gXKJWN85gwk7NFvaQfS1UKd74IUDKQrf3OyU24JRF nSv8zMhHcRWZDeEnGkdxVIkRXHtDGIH8exQfXIAaWiqyN/0fs/eeuh4ZGcfU/6BPDxhw WraplGUQ0wdO0DFyEg/9GQNKk9BtlqCVXls3KMbXv0CiCL8Vyof16LtGFPPc773LXKux Pib+FI4iW8wL9WN+biLVGHIFPLMXuYlekOhW9p41h29r697m/HWWd114VYyqagu3IFNy E0cCkkmQgSXNwfT9sNS/ehKZB6MBBomJMHphErg10PpYnyotxNlvDRz29duMVEbZhK0M kGSQ== X-Received: by 10.66.190.99 with SMTP id gp3mr21738149pac.113.1441467108707; Sat, 05 Sep 2015 08:31:48 -0700 (PDT) Return-Path: Received: from OwnerPC (host-69-144-253-108.rvt-wy.client.bresnan.net. [69.144.253.108]) by smtp.gmail.com with ESMTPSA id ey3sm6181882pbd.28.2015.09.05.08.31.47 for (version=TLSv1/SSLv3 cipher=OTHER); Sat, 05 Sep 2015 08:31:47 -0700 (PDT) Message-ID: To: "Rotary motors in aircraft" References: In-Reply-To: Subject: Re: [FlyRotary] Re: redrive question Date: Sat, 5 Sep 2015 09:31:34 -0600 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_005B_01D0E7BD.A7F01A30" X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 15.4.3555.308 X-MimeOLE: Produced By Microsoft MimeOLE V15.4.3555.308 This is a multi-part message in MIME format. ------=_NextPart_000_005B_01D0E7BD.A7F01A30 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Why not remove the three Allen head screws you are going to use, take a = piece of thin poster board or vellum, and do a pencil rub to get the = impression of the holes, then use this as a template? Bill Schertz From: Bill Bradburry=20 Sent: Saturday, September 05, 2015 7:12 AM To: Rotary motors in aircraft=20 Subject: [FlyRotary] Re: redrive question Rich, =20 I think the only one who would have that measurement is whoever has the = plans for the PSRU. You will probably have to measure your PSRU in = order to get the measurements. The other possibility is that whoever = built that plane in one of Bobby=E2=80=99s pictures. I don=E2=80=99t = know whose plane it is, but I suspect it is either Bobby=E2=80=99s or = Mark Steitle=E2=80=99s. They probably just made the plate to fit and = don=E2=80=99t have the measurements. =20 Bill=20 =20 -------------------------------------------------------------------------= ------- From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net]=20 Sent: Friday, September 04, 2015 10:47 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: redrive question =20 Thanks, Bill =20 Almost =20 In Tracy's prsu, the forward oil seal is in a circular aluminum piece = which is attached to the prsu by several Allen bolts which are arranged = in groups of two. What I was looking for is the diameter of the bolt = circle and the spacing of those bolts=20 =20 My bracket will be a flat steel plate affixed to the front of this plate = using 3 of the bolts. The brush/rpm sensor will be connected through an = ear on this plate =20 Thanks, =20 Rich Sent from my iPhone On Sep 4, 2015, at 8:44 PM, Bill Bradburry = wrote: Rich, If I understand what you are asking, I think Tracy=E2=80=99s PSRU has = a SAE 2 flange. The dimensions are in this gif. =20 http://acsproducts.co/wp-content/uploads/2013/07/as127.gif =20 =20 Bill=20 =20 -------------------------------------------------------------------------= ----- From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net]=20 Sent: Friday, September 04, 2015 6:29 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: redrive question =20 Thanks bobby, =20 I have already designed the mounting plate =20 All I really need is the spacing of the bolts so I can make the = fixture before I disassemble the prsu =20 Rich Sent from my iPhone On Sep 4, 2015, at 12:42 PM, Bobby J. Hughes = wrote: Two examples for MT props. =20 http://www.trv7.com/2009/RotorFest09/RotorFest09-91.jpg http://www.trv7.com/2009/RotorFest09/RotorFest09-82.jpg =20 Bobby Sent from my iPad On Sep 4, 2015, at 11:34 AM, A R Goldman = wrote: Greetings gentle people, Does any body have a diagram (and measurements) for the bolt = pattern of the front plate of Tracy's rd1-c prsu I want to make a bracket to hold a ivo brush assembly. Thanks in advance Rich Sent from my iPhone -- Homepage: http://www.flyrotary.com/ Archive and UnSub: = http://mail.lancaironline.net:81/lists/flyrotary/List.html ------=_NextPart_000_005B_01D0E7BD.A7F01A30 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Why not remove the three Allen head screws you are going to use, = take a=20 piece of thin poster board or vellum, and do a pencil rub to get the = impression=20 of the holes, then use this as a template?
Bill Schertz
 
Sent: Saturday, September 05, 2015 7:12 AM
Subject: [FlyRotary] Re: redrive question
 

Rich,

 

I think the = only one=20 who would have that measurement is whoever has the plans for the = PSRU.  You=20 will probably have to measure your PSRU in order to get the = measurements. =20 The other possibility is that whoever built that plane in one of = Bobby=E2=80=99s=20 pictures.  I don=E2=80=99t know whose plane it is, but I suspect it = is either=20 Bobby=E2=80=99s or Mark Steitle=E2=80=99s.   They probably = just made the plate to fit=20 and don=E2=80=99t have the measurements.

 

Bill=20

 

From:=20 Rotary motors in aircraft=20 [mailto:flyrotary@lancaironline.net]
Sent: Friday, September 04, 2015 = 10:47=20 PM
To: = Rotary motors in aircraft
Subject: [FlyRotary] Re: redrive=20 question

 

Thanks, = Bill

 

Almost

 

In Tracy's prsu, the forward oil seal is = in a=20 circular aluminum piece which is attached to the prsu by several Allen = bolts=20 which are arranged in groups of two. What I was looking for is the = diameter of=20 the bolt circle and the spacing of those bolts=20

 

My bracket will be a flat steel plate affixed = to the=20 front of this plate using 3 of the bolts. The brush/rpm sensor will be = connected=20 through an ear on this plate

 

Thanks,

 

Rich


Sent from my=20 iPhone


On Sep 4, = 2015, at 8:44=20 PM, Bill Bradburry <flyrotary@lancaironline.net>=20 wrote:

Rich,

If I = understand what=20 you are asking, I think Tracy=E2=80=99s= PSRU has a SAE=20 2 flange.  The dimensions are in this=20 gif.

 

http:= //acsproducts.co/wp-content/uploads/2013/07/as127.gif

 

 

Bill=20

 

From:=20 Rotary motors = in=20 aircraft [mailto:flyrotary@lancaironlin= e.net]=20
Sent: Friday, = September 04,=20 2015 6:29 PM
To:=20 Rotary motors = in=20 aircraft
Subject: [FlyRotary] Re: = redrive=20 question

 

Thanks=20 bobby,

 

I have already designed the mounting=20 plate

 

All I really need is the spacing of the = bolts so I can=20 make the fixture before I disassemble the=20 prsu

 

Rich

Sent from my=20 iPhone


On Sep 4, = 2015, at=20 12:42 PM, Bobby J. Hughes <flyrotary@lancaironline.net>=20 wrote:

Two examples for MT props. =20

http://w= ww.trv7.com/2009/RotorFest09/RotorFest09-91.jpg

http://w= ww.trv7.com/2009/RotorFest09/RotorFest09-82.jpg

 

Bobby


Sent from my=20 iPad


On Sep = 4, 2015, at=20 11:34 AM, A R Goldman <flyrotary@lancaironline.net>=20 wrote:


Greetings gentle people,

Does = any body=20 have a diagram (and measurements) for the bolt pattern of the = front plate=20 of Tracy's = rd1-c=20 prsu

I want to make a bracket to hold a ivo brush=20 assembly.

Thanks in advance

Rich
Sent from my=20 iPhone


--
Homepage:  http://www.flyrotary.com/
Archi= ve=20 and UnSub:   http:= //mail.lancaironline.net:81/lists/flyrotary/List.html

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