Slick Key Bushings.

[David Love]

Assuming proper flange pinning, I don't think you can reduce friction too
much.  Certainly not by lubricating key pins and knuckles.

David Love


----- Original Message -----
From: "Richard Brekne" <Richard.Brekne@grieg.uib.no>
To: <pianotech@ptg.org>
Sent: April 05, 2002 3:21 PM
Subject: Re: Slick Key Bushings.


> Isaac OLEG SIMANOT wrote:
>
> > Richard,
> >
> > While the trick of using CLP on problems bushings is very good, and
having
> > some since the start may well protect the durability of them , in a
school
> > environnement particularly, I am not persuaded we may have absolutely no
or
> > very low friction in the key. I wonder if a little friction is not
adding
> > tactile feedback and better control (assuming it is not too much)
> >
> > Idem with graphite on the knuckle (yes there are yet people doing that)
, we
> > loose some element used in the play when it is there (control).
> >
> > Just my 0,1 Euro.
> >
> > Isaac
>
> A good point to be sure... to little friction may be a bad thing... on the
other
> hand friction in some sense represents a resistance to movement....which
might
> be better delt with from a leverage point of view.... at least to a
greater
> degree then we now take for granted..... just a thought....
>
> nice to hear from you Isaac :)
>
> RicB
>
>
> --
> Richard Brekne
> RPT, N.P.T.F.
> Bergen, Norway
> mailto:rbrekne@broadpark.no
> http://home.broadpark.no/~rbrekne/ricmain.html
>
>
>