[pianotech] key leveling system

Terry Farrell mfarrel2 at tampabay.rr.com
Mon Mar 8 20:13:28 MST 2010


Wim, this is indeed very interesting, but I really can't figure out  
what the setup is with your pictures. Please, please, please, keep  
doing the excellent piano servicing you likely do, and DO NOT try a  
new career in photography!  ;-)

Terry Farrell

On Mar 6, 2010, at 6:21 PM, wimblees at aol.com wrote:

> This morning I tuned a 1924 Ludwig grand with a key leveling system  
> I had never seen before. In each key, in front of the balance rail  
> hole and pin is a screw that goes through the key. (see picture #1).  
> The other on of this screw is like a capstan screw, which rests on a  
> felt rail, which is the fulcrum of the key. (#2 and #3). The balance  
> rail is used only to keep it from wobbling from side to side. The  
> key height is adjusted using this screw.
> I've never seen a system like this. It's actually quite ingenious,  
> and wonder why it was not accepted by other manufacturers. It did  
> not feel any difference in how the piano played.
> Willem (Wim) Blees, RPT
> Piano Tuner/Technician
> 94-505 Kealakaa Str.
> Mililani, Oahu, HI  96789
> 808-349-2943
> www.Bleespiano.com
> Author of:
> The Business of Piano Tuning
> available from Potter Press
> www.pianotuning.com
> <key level # 1.jpg><Key level # 2.jpg><key level # 3.jpg>

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