verrry interesting!! :-)

[Farrell]

Gee Del, I guess with this one it would make a difference whether you measured the scale lengths before or after string removal! Maybe the plate is made of spring steel.

Terry Farrell
  
----- Original Message ----- 
From: "Delwin D Fandrich" <pianobuilders@olynet.com>
To: "Pianotech" <pianotech@ptg.org>
Sent: Thursday, March 06, 2003 1:35 AM
Subject: Re: verrry interesting!! :-)


> 
> ----- Original Message -----
> From: <JIMRPT@aol.com>
> To: <pianotech@ptg.org>
> Sent: March 05, 2003 7:29 PM
> Subject: verrry interesting!! :-)
> 
> 
> > The bass strings are out and I was in the process of removing tension from
> > the tenor section.....when 'pong''' a string broke in the octave 5/6
> > section!! as I kept removing tension from the tenor, strings kept popping
> in
> > the 5/6 area...a total of six altogether
> >  As I was relieving tension in the 5/6 area the strings in the top section
> > 6/7/8 starting breaking also !!
> >  Now the strings that broke were all kinda really rusty and broke fairly
> > easily but I thought it was a perfect example of plate stress and stress
> > transferance............
> > I have never had this happen to me before.
> 
> I have. Only once--it was a Rippen vertical with no back and the whole thing
> was doing some twisting.
> 
> I'd really like to see a picture of this plate. And a copy of the scale, if
> you took one. String lengths and diameters. Something is fishy.
> 
> Del
> 
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