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<P>Hi John!<BR>"..little is gained by bringing in such very approximate calculations.."<BR>I had fun, and got a bit over-enthusiastic!:-) That friction measured at the drop pad will measure twice as much half way down the lever, is of course plainly obvious... <BR><BR>"..standard bearing point of the spring is 25 mm. from the centre and not 30 mm.."<BR>Re-measured, you're right. (Or, in this case, 26.5mm)</P>
<P>What a lovely picture! What make is that, and from what era? Can't resist to post a picture of the action from a ca 1870's concert grand that I bought There's a felt-covered pin in the spring slot, which serves as the contact point.</P>
<P>Danilo</P></div><br clear=all><hr>Trött på chefen? <a href="http://g.msn.com/8HMBSVSE/2749??PS=47575" target="_top">Sök nytt jobb</a> </html>