What, me remember math from away back then. :-) You are correct of course, the minimal amount of swell in the metal would be negligeable. I guess I was just being lazy, hoping someone might have the exact info. Thank you. John Ross Windsor, Nova Scotia On 2013-03-01, at 10:49 PM, "Greg Newell" <gnewell at ameritech.net> wrote: > John, > Seems like you have at least one good leg on each of the pulleys from which to determine radius. Radius times 2 plus hub plus outer thickness of pulley, no? > > > Greg Newell > Greg's Piano Forte > 216-226-3791 (office) > 216-470-8634 (mobile) > www.gregspianoforte.com > gpf at ameritech.net > > > > From: pianotech-bounces at ptg.org [mailto:pianotech-bounces at ptg.org] On Behalf Of John Ross > Sent: Friday, March 01, 2013 9:15 PM > To: Pianotech List > Subject: [pianotech] Photo Duo-Art Steamboat Pump > > I am looking for the pulley sizes for this pump. > One is distorted and the other has disintegrated. > <image001.jpg> > It was suggested to me to do away with the double and quadruple pulleys and use a 1/2†V belt. > I don’t want to change the ratios so I am hoping someone can give me the dimensions that the replacement pulleys should be. > Thank you. > John Ross > Windsor, Nova Scotia -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://www.moypiano.com/ptg/pianotech.php/attachments/20130301/43a66151/attachment.htm>
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