---------------------- multipart/mixed attachment Ed, This is interesting. I've never heard this take on the problem before but it seems logical and worth some consideration. Anyone else have thoughts about this particular line of reasoning? Greg Newell At 08:43 PM 4/9/2003, you wrote: >Greetings, > The killer octave is usually supported by the section of belly rail that >is farthest from buttressing. The normal connection of the plate to the >belly rail at the plate's "horn" provides resistance to outward movement, and >the rails connection to the case at the treble end, likewise. However, the >ribs that must support crown under the killer octave bear against the >bellyrail at its greatest unsupported span and it just might be one reason >that this section of the piano loses its bearing first. (The rib under the >C5 on a Steinway O meets the bellyrail approx. halfway between the plate horn >and the treble end of the rail). > Many other reasons could go into the equation, too. > >Ed Foote RPT >www.uk-piano.org/edfoote/ >www.uk-piano.org/edfoote/well_tempered_piano.html > >_______________________________________________ >pianotech list info: https://www.moypiano.com/resources/#archives Greg Newell mailto:gnewell@ameritech.net ---------------------- multipart/mixed attachment--
This PTG archive page provided courtesy of Moy Piano Service, LLC