<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div>I have seen a website that has them but they weren't cheap. A multi-turn servo sounds like the one. Yep pinion on the driveshaft but I need a linking rack that'll teeth into the pinion perfectly.</div><div><br>On 21/04/2015, at 7:29 pm, Andrew Errington <<a href="mailto:erringtona@gmail.com">erringtona@gmail.com</a>> wrote:<br><br></div><blockquote type="cite"><div><div dir="ltr"><div><div><div>Does such a thing even exist? You might have to make your own. Maybe using a multi-turn servo such as a sail winder with a pinion on the driveshaft.<br><br></div>Presumably you are looking for linear motion. Have you considered a threaded rod?<br><br></div>Best wishes,<br><br></div>Andrew<br></div><div class="gmail_extra"><br><div class="gmail_quote">On 21 April 2015 at 16:17, Brahm Boelee <span dir="ltr"><<a href="mailto:brahmboelee84@hotmail.co.uk" target="_blank">brahmboelee84@hotmail.co.uk</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi.<br>
Does anyone know where to get cheap rack and pinion servos? Preferably with a longer rack.<br>
Thanks for your help<br>
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