----- Original Message ----- From: "Richard Brekne" <Richard.Brekne@grieg.uib.no> To: "Pianotech" <pianotech@ptg.org> Sent: October 06, 2003 4:25 PM Subject: Re: RC vs CC again > > What this adds up to is that somehow or another... just because the panel gets > pushed flat... the panel can remain stressed big time (compressed) yet all the > stresses in the ribs have just disapeared... no tension in the top and no > compression in the bottom. I dont see how a rib can get into this state... > where it is exerting a huge compression force on the panel, while not > experiencing a tensioning force in return. I'm not saying it isnt possible... > I'm just saying I dont see how that can be. > > RicB About a year or so back -- during one of the many times this subject has come up -- I outlined a rather simple experiment illustrating at least some of these principles. Did you ever conduct this experiment for yourself? Del
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