Odd bass bridge

[John Ross]

What comes to my mind is, that the ends are connected, to a secondary 
bridge, behind. Which is attached?
John M. Ross
Windsor, Nova Scotia, Canada
jrpiano at win.eastlink.ca
----- Original Message ----- 
From: "David Boyce" <David at piano.plus.com>
To: "Pianotech List" <pianotech at ptg.org>
Sent: Friday, July 06, 2007 4:19 PM
Subject: Odd bass bridge


>I tuned an upright today with a bass bridge feature I'd not seen before. 
>It
> makes contact with the soundboard only at the two ends, as you can see in
> the picture.  The blocks are about 2 1/2" long, and the right-hand one has 
> a
> tail that goes under the frame, and which I foolishly missed out of the
> photo.  The whole of the rest of the bridge floats about half an inch 
> above
> the soundboard.  I wonder what the theory was - perhaps the two ends are
> supposed to be on special nodes in the soundbard or something?
>
> David.
>