Return-Path: <13brv3@bellsouth.net> Received: from imf23aec.mail.bellsouth.net ([205.152.59.71] verified) by logan.com (CommuniGate Pro SMTP 4.1.8) with ESMTP id 2971469 for flyrotary@lancaironline.net; Mon, 02 Feb 2004 16:50:07 -0500 Received: from rad ([65.0.149.108]) by imf23aec.mail.bellsouth.net (InterMail vM.5.01.06.05 201-253-122-130-105-20030824) with ESMTP id <20040202215007.TRFS1953.imf23aec.mail.bellsouth.net@rad> for ; Mon, 2 Feb 2004 16:50:07 -0500 From: "Russell Duffy" <13brv3@bellsouth.net> To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: Linear Position Transducer? Date: Mon, 2 Feb 2004 15:48:03 -0600 Message-ID: <03ac01c3e9d6$3dae6ba0$6001a8c0@rad> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_03AD_01C3E9A3.F313FBA0" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.4510 Importance: Normal In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 This is a multi-part message in MIME format. ------=_NextPart_000_03AD_01C3E9A3.F313FBA0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Why not a simple (regular rotational) potentiometer. Put a disk on the shaft that is the circumference of the max travel that you need, wrap a string around the disk, attached at each end to the manifold parts, and then movement of the manifold will cause the shaft of the pot to rotate, and the rotation will be constrained to less than 1 revolution. Bill Schertz You can also get 10 turn pots if that makes the geometry easier. Maybe you could even put a little rubber wheel on it, and let it roll on the stationary portion of the manifold. Rusty (someone please smack Kevin for that Argon joke :-) ------=_NextPart_000_03AD_01C3E9A3.F313FBA0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message
Why not a simple (regular rotational) = potentiometer. Put a=20 disk on the shaft that is the circumference of the max travel that you = need,=20 wrap a string around the disk, attached at each end to the manifold = parts, and=20 then movement of the manifold will cause the shaft of the pot to = rotate,=20 and the rotation will be constrained to less than 1 = revolution.
 
Bill Schertz 
 
 
You can also=20 get 10 turn pots if that makes the geometry easier.  Maybe you = could even=20 put a little rubber wheel on it, and let it roll on the stationary = portion of=20 the manifold.  
 
Rusty=20 (someone please smack Kevin for that Argon joke=20 :-)
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