Hammers and scale

[gordon stelter]

If one wanted to stiffen a board, would not CA glue
perhaps work a bit better than epoxy ?
--- Delwin D Fandrich <pianobuilders@olynet.com>
wrote:
> 
>   ----- Original Message ----- 
>   From: David Love 
>   To: Pianotech 
>   Sent: September 24, 2002 7:42 AM
>   Subject: Re: Hammers and scale
> 
> 
>   I'm thinking more in terms of other methods to
> stiffen an existing board.
> 
>   David Love
> 
> Ah, now I understand....
> 
> Well, anything that would create added stiffness
> would probably help. Of those you mentioned I don't
> think I'd bother with "...adding a piece of wood at
> the front edge in the first capo section much like
> is done in the top most section?" 
> 
> I have tried coating with epoxy with some limited
> success. 
> 
> I have also tried adding additional short ribs
> between the existing ribs from the bottom side with
> somewhat more success. Working room is quite limited
> and you have to practice your dexterity skills and
> it helps to have your copy of The Modern American
> Dictionary Slang & Profanity nearby. Start with
> something about half as wide and tall as the
> existing ribs. Extend it as far toward the bellyrail
> as is practical and then an equal distance back
> toward the rim. Secure it with a screw going up into
> the bridge body and WEST or System Three epoxy
> (you'll not get a good clean surface to bond to and
> a good epoxy will bond to most anything and fill the
> inevitable gaps in the process).
> 
> In the end, these pianos need new soundboards.
> 
> Good luck.
> 
> Del
> 
> 
> 
> 


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