This is a multi-part message in MIME format. ---------------------- multipart/alternative attachment Schaff sells exactly that - the Otto Keys impact lever (yes, they = advertise it as a lever!). I remember that Mitch Keil (sp?) of = Cybertuner fame offered significant criticism of that lever in his = convention class on impact levers. I don't remember exactly what the = criticism was though. Terry Farrell ----- Original Message -----=20 Why not just design an impact hammer in which the weight can be moved = up or down the shaft depending on the amount of force required for a = particular piano or level of fine tuning. Since you grip the hammer at = the head it shouldn't matter. Maybe someone has already, I haven't = really looked at them all. David Love ---------------------- multipart/alternative attachment An HTML attachment was scrubbed... URL: https://www.moypiano.com/ptg/pianotech.php/attachments/25/11/0b/83/attachment.htm ---------------------- multipart/alternative attachment--
This PTG archive page provided courtesy of Moy Piano Service, LLC