<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=Content-Type content="text/html; = charset=us-ascii"> <META content="MSHTML 6.00.2800.1276" name=GENERATOR></HEAD> <BODY style="MARGIN: 4px 4px 1px; FONT: 10pt Tahoma" = bgColor=#ffffff> <DIV><SPAN class=705470413-14112003></SPAN><FONT face=Arial = color=#000080 size=3><SPAN class=705470413-14112003>This sounds like we could keep = some graduate students very busy....personally I don't know anything about = physics or mathematics.  But, surely some time/motion study based = from this improved filming technology could reveal some very interesting = data.   </SPAN></FONT><FONT face=Arial color=#000080 size=3><SPAN class=705470413-14112003>"INERTIA relating to Piano Action = Geometry: The Qualitative and Quantitative analysis of Non-Rigid components."</SPAN></FONT></DIV> <DIV><FONT face=Arial><FONT color=#000080><FONT size=3><SPAN class=705470413-14112003></SPAN></FONT></FONT></FONT> </DIV> <DIV><FONT face=Arial><FONT color=#000080><FONT size=3><SPAN class=705470413-14112003>Garret</SPAN></FONT></FONT></FONT></DIV> <DIV><FONT face=Arial><FONT color=#000080><FONT size=3><SPAN class=705470413-14112003> </SPAN></FONT></FONT></FONT>-----Origina= l Message-----<BR><B>From:</B> caut-bounces@ptg.org [mailto:caut-bounces@ptg.org]<B>On Behalf Of </B>Richard = Brekne<BR><B>Sent:</B> Thursday, November 13, 2003 5:56 PM<BR><B>To:</B> College and University = Technicians<BR><B>Subject:</B> Re: Digital cameras (Piano = Action)<BR><BR>Delwin D Fandrich wrote: </DIV> <BLOCKQUOTE dir=ltr style="MARGIN-RIGHT: 0px"> <BLOCKQUOTE TYPE="CITE"> <BLOCKQUOTE dir=ltr style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; = BORDER-LEFT: #000080 2px solid; MARGIN-RIGHT: 0px"> The bending spaghetti is the hammer shank with the hammer trying to = hold on. And then there is even more maccaroni if you start with the = flexing key. At the time between when the key is hit and the time the hammer = finally hits the string I have already eaten part of the = salad. </BLOCKQUOTE> <DIV dir=ltr>Hans Sander <BR> </DIV> <DIV dir=ltr> </DIV> <DIV dir=ltr><FONT face="Comic Sans MS"><FONT = color=#000080><FONT size=+0>And yet we insist on discussing action geometry as if the = various components were all infinitely rigid and had zero inertia.</FONT></FONT></FONT></DIV> <DIV dir=ltr> </DIV> <DIV dir=ltr><FONT face="Comic Sans MS"><FONT = color=#000080><FONT size=+0>Del</FONT></FONT></FONT></DIV></BLOCKQUOTE> <P><BR>Its a good baseline... but I agree... not much good in the end = left to itself. <P>RicB <BR>  <P>-- <BR>Richard Brekne <BR>RPT, N.P.T.F. <BR>UiB, Bergen, Norway = <BR><A href="mailto:rbrekne@broadpark.no">mailto:rbrekne@broadpark.no</A> = <BR><A = href="http://home.broadpark.no/~rbrekne/ricmain.html">http://home.broad= park.no/~rbrekne/ricmain.html</A> <BR><A = href="http://www.hf.uib.no/grieg/personer/cv_RB.html">http://www.hf.uib= .no/grieg/personer/cv_RB.html</A> <BR>  </P></BLOCKQUOTE></BODY></HTML>