Gee whiz, y'all. Just tighten the durn things. :-) Ron's right. If they're tight, they don't move. At least not when they're on a pedal rod. -- John Formsma, RPT Blue Mountain, MS On Tue, Apr 17, 2012 at 1:29 PM, Ron Nossaman <rnossaman at cox.net> wrote: > On 4/17/2012 12:19 PM, Paul Milesi wrote: > >> "Nonsense. It doesn't matter a whit how perfectly mated the nuts are >> or not. If they are tightened together, they will grip the threaded >> shaft without turning." -Ron N >> >> >> Ron, >> >> Empirically, I can't help but believe this simply isn't' true. In >> my experience, Joe's comment about the threads of the two nuts >> sometimes ending up perfectly aligned after tightening does happen, >> and the result is that the two nuts turn as one on the shaft just as >> easily as one, no matter how tight. Have seen this on a couple >> occasions, and no amount of tightening will change that reality, once >> they are as tight as they can be. >> >> >> Interesting that I inquired about this back on 1/21/12, and received >> a few answers. The one from Paul Bruesch was the one I trusted the >> most at that time. I think Joe's got it right now. >> > > It just isn't physically possible. If the nuts are tightened together, the > threads are jammed in opposite directions on the shaft and they won't turn > on the shaft. If they turn, they aren't tight. What "alignment" are you > talking about that would make them turn? > Ron N > -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://www.moypiano.com/ptg/pianotech.php/attachments/20120417/866ea7e3/attachment.htm>
This PTG archive page provided courtesy of Moy Piano Service, LLC