Epoxy Repair to bridge top

Greg Newell gnewell@ameritech.net
Tue, 17 Dec 2002 00:50:35 -0500


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Okey Dokey! This makes more sense. I thought I was reading that this was 
done without removing the plate, as in bass bridge only. Thanks Ron!

Greg


At 12:28 AM 12/17/2002, you wrote:


>>Folks,
>>         I've never done this procedure but I have a question. When 
>> planning and re notching the bass bridge you could be removing a 
>> significant amount of material. What does this do to the downbearing 
>> measurements? Is this a significant area of concern? .... o.k. 2 questions.
>>
>>Greg Newell
>
>
>The shorter the back scale, the more significant any given shortening of 
>the bridge is. Now consider what you're planing the bridge top down to. 
>Maybe the bottom (or even not quite the bottom ) of the string grooves, 
>where the strings were already sitting before you removed them? And this 
>lessens the bearing how much?
>
>Right. Now consider that you will be re-setting the bearing anyway, with 
>plate height and/or aliquot grinding or shimming, because the piano is XXX 
>years old, and lack of bearing is likely one of the reasons you're 
>stringing it in the first place.
>
>So you'll have to deal with it in any case. Just don't plane off 
>unnecessary amounts of bridge cap and you won't change it much - if at all.
>
>Ron N
>
>_______________________________________________
>pianotech list info: https://www.moypiano.com/resources/#archives
>

Greg Newell
mailto:gnewell@ameritech.net 

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