Permanent Soundboard Crown!

[Delwin D Fandrich]

> -----Original Message-----
> From: pianotech-bounces@ptg.org [mailto:pianotech-bounces@ptg.org]On
> Behalf Of Lesher, Trent J.
> Sent: January 28, 2004 9:47 AM
> To: Farrell; Pianotech
> Subject: RE: Permanent Soundboard Crown!
> 
> 
> Despite all the gobbledy-gook that you point out, Bluthner's 
> approach seems to be pretty much in line with Del and others' 
> advocacy of rib-crowned soundboards (I think).

They are. Now. 



> I took 
> "cylindrical curvature" to mean that the sheet is curved along 
> the diagonal-ish line of the ribs, but flat as measured across 
> the ribs.  

All soundboards (well, almost all) have "cylindrical crown" until they are glued to the rim or back assembly.


Del