---------------------- multipart/alternative attachment In a message dated 5/6/2002 12:17:50 PM Pacific Standard Time, pianobuilders@olynet.com writes: > Subj:Re: Curve on Bridge Bottom > Date:5/6/2002 12:17:50 PM Pacific Standard Time > From:<A HREF="mailto:pianobuilders@olynet.com">pianobuilders@olynet.com</A> > Reply-to:<A HREF="mailto:pianotech@ptg.org">pianotech@ptg.org</A> > To:<A HREF="mailto:pianotech@ptg.org">pianotech@ptg.org</A> > Sent from the Internet > > > > > >> ----- Original Message ----- >> From: <A HREF="mailto:Erwinspiano@AOL.COM">Erwinspiano@AOL.COM</A> >> To: <A HREF="mailto:pianotech@ptg.org">pianotech@ptg.org</A> >> Sent: May 04, 2002 8:57 AM >> Subject: Re: Curve on Bridge Bottom >> >> >> >> Richard, Terry >> It doesn't take much to flatten an unsupported rib >> as it doesn't really take on its maximum stiffness till after it becomes >> part of the ply wood componet comprising the whole soundboard system at >> which point the cumulative resistive forces of cross banded woods and >> compression takes effect.... >> > Rather depends on the cross-section of the rib, doesn't it? > > Del > > Yes, but of course, the stiffening idea of the two componet forces combined was what I was trying to illuminate and the thicker the rib the stiffer the cumulitive effect or perhaps you disagree? Well ,I mean unless were talking 2 by 4s which would cut the boards contribution out of the equation altogether. ...........Dale>>>>>>>>>> ---------------------- multipart/alternative attachment An HTML attachment was scrubbed... URL: https://www.moypiano.com/ptg/pianotech.php/attachments/29/fc/a6/71/attachment.htm ---------------------- multipart/alternative attachment--
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