Rib Function

[Ron Nossaman]

>But I guess here is how soundboard crown is maintained: "Rib ends are 
>hand-fitted into their mounting surfaces virtually locking in the 
>important soundboard crown." I suppose a "mounting surface" is the notch? 
>And this somehow "locks in" crown? Are they suggesting that the bottom of 
>the notches are angled upward toward the bridge and the rib is glued to 
>this perfectly fitted angled notch so that the rib forms a curvature? Is 
>that what's going on here?
>
>Terry Farrell

Of course, which is why you've never seen one of these famous New York 
pianos with zero or negative crown in the killer octave, right?. So it must 
work just like the marketing department says, right?

Ron N