Bronze screen??

[Jim]

>From Jim Coleman:

My guess is that the screens were put there to keep the adhesive from
squeezing out under pressure.  I just can't imagine that they were there
to increase the elevation of the aliquot bars.

Jim Coleman, Sr.

On Sun, 3 Nov 1996 PIANOBIZ@aol.com wrote:

> Jim
> We are working on an 'A' with those right now ourselves.  The screens on ours
> look like copper. They are found under the front duplexes, right?  It looks
> like someone put a gasket compound like permatex around their perimeter.  I
> guess this was to glue the screens in place.  It worked.
> I was thinking that they provide a friction surface for the duplexes, sort of
> to keep them from moving toward the tuning pins.  I bet you're going to leave
> them in even if you don't know exactly what they do.  :)
> David Sanderson
> Littleton, MA
> Pianobiz@aol.com
>
>  In a message dated 96-11-03 13:59:50 EST, you write:
>
> <<  I can think of two possible, i.e. 1. to provide a solid foundation for
> each
>  section while providing a 'vibration break' due to the composition of the
>  bronze. 2. to provide a better glue surface to plate and bar section.  These
>  answers are pure speculation on my part as I don't have the foggiest notion
>  of what they really are for.
>    Each of the sections are in great shape and will be cleaned up and
>  reinstalled in the course of the rebuild.
>    Any other ideas, guesses, or correct answers ?
>   Jim Bryant (FL)
>   >>
>
>