Can you make a drawing or take a picture of this...I'm trying to work it out in my feeble mind... David I. On 16 Jan 2003 at 21:33, Richard Brekne wrote: > Hi folks.. > > I just had to ask this..... you see I got to thinking about the idea > of two capstans... or something to the effect, and so I took a sawed > off capstan screw today and fastened a tuning pin bushing on top... > one of the kind that was prebored... 6mm hole in an 11 mm dowel. > > And I screwed this thing on to an action model you see.... and by > golly the darn thing worked great. I got both a greater mechanical > advantage, and a bit more letoff distance. I couldnt find any friction > difference worth mentioning. > > With the origional capstan DW was 54 and UW 28, and with the > juririgged capstan DW was 51 and UW was 26. Also, a 41 to 38.5 BW > > I dont really know what to think about the ratio in this as it would > change through the key stroke. > > So tell me this is a crazy idea, and why. Whats wrong with the idea of > a concave capstan top instead of the convex design we have ? > > curious > > RicB > > -- > Richard Brekne > RPT, N.P.T.F. > UiB, Bergen, Norway > mailto:rbrekne@broadpark.no > http://home.broadpark.no/~rbrekne/ricmain.html > > > _______________________________________________ > pianotech list info: https://www.moypiano.com/resources/#archives
This PTG archive page provided courtesy of Moy Piano Service, LLC