Key Leads and Inertia

[Delwin D Fandrich]

----- Original Message -----
[link redacted at request of site owner - Jul 25, 2015]
To: <davidlovepianos@earthlink.net>; "Pianotech" <pianotech@ptg.org>
Sent: May 03, 2003 8:27 AM
Subject: Re: Key Leads and Inertia



>
> Del made some comments on the problems with too little action
> compliance. Making the key stiffer is not going to get rid all the
> compliance so I am not too worried about making the key too stiff. Just
> be careful not to make the key too heavy. I use the weight to test the
> flex and if it is not over the line I don't worry about it.
>
> John Hartman RPT


It is not likely, using wood and given the space constraints in the average
piano, that any practical keyset is going to be made overly stiff. I bring
this up from time to time as I hear questions about keys made of aluminum
or of some exotic composite.

Del