Now what if the lamination of the board was done in a curved caul? If the panel was laminated crowned, wouldn't that induce extra stiffness? Then maybe it could be made thinner a little, getting to be more responsive and stiffer at the same time. Does anyone know if this was ever tried? Marcel Carey, RPT Sherbrooke, QC > -----Original Message----- > From: owner-pianotech@ptg.org > [mailto:owner-pianotech@ptg.org]On Behalf > Of Phillip Ford > Sent: 11 juillet, 2002 12:48 > To: pianotech > Subject: Re: Laminated soundboards > > > > >>I recently went to a presentation about Fazioli pianos. > The presenters > > >> > > >>were not Fazioli employees. If I understood what I was > looking at, then it > > >> > > >>seems that Fazioli is using laminations at the top end of > his soundboard, > > >> > > >>say from the last rib or next to last rib up to the top. > The presenters > > >> > > >>were not sure. Do others out there know anything about this? > > >> > > >> > > >> > > >>Phil Ford > > > > > > > > >They are. There's a cross ply lamination in that treble > corner. I assume > > >it's intended as a stiffener, but it also adds some > (minimal) mass. Now, > > >for the new car and a date with Vanna, which will have the > most affect up > > >there? > > > > > >Ron N > > > > I think I need to buy a vowel. Why the additional mass? From the > > glue? I'm thinking the effect of the stiffness will be > more important that > > the effect of the (minimal) mass. Do I get the car? > > > > Phil F > > > > > > > > Phillip Ford > Piano Service & Restoration > 1777 Yosemite Ave - 215 > San Francisco, CA 94124 >
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