Crown, was RE:Curve on Bridge Bottom

[Erwinspiano@AOL.COM]

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In a message dated 5/3/2002 6:18:31 AM Pacific Standard Time, 
RNossaman@KSCABLE.com writes:


> Subj:Re: Crown, was RE:Curve on Bridge Bottom 
> Date:5/3/2002 6:18:31 AM Pacific Standard Time
> From:<A HREF="mailto:RNossaman@KSCABLE.com">RNossaman@KSCABLE.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 
> 
>          Rick , Ron
  Well it does seem doeable at first thought but, it's not.  I toook a long 
rib (60 ft. radiused) unattached to any thing and simply bent it down flat as 
an experiment. Imperceptable change in length to the eye.
 No more argument from this casual observer>
  >>>>Dale >>>>>>>>>

> 
> >Just trying to figure out why Dale got the notion that the panel would 
> >spread by
> >0.05 " (1,27mm).  
> 
> Just eyeballing, it seems a reasonable enough first guess - until you check
> the math. It's just another of the 7.3 billion things that aren't what they
> seem to be at first glance, traditional wisdom, or intuition. Of course,
> it's just a matter of opinion that the math is right, and we haven't heard
> all the expert estimates yet.
> 
> Ron


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