At 10:39 PM 3/24/97 -0600, you wrote: >I guess I don't understand why the action has to be force fitted, I >mean fore-fitted to the key frame, because the capstain line position >will vary from piano to piano due to finding the optimimum striking >point. The only thing that could be off is the plate and only in >the V bar area. Do the plates really vary that much? What are the >tolerences any way? I guess only the factory knows the variance of >the capstain line from piano to piano. Where does the variation in pianos come from?? Yes and Yes. The keys and keyframe are fit to the case as per appearance and distance from the case cheek. The case cheek may vary slightly. This combined with the casting inconsistancies causes the differences in capstan position from Steinway to Steinway. The tolerences are build into the wonderfulness of hand making a piano. William C. Sadler-RPT Home : 612-339-5182 School of Music Office: 612-624-8575 Piano Technician Pager : 612-538-3577 University of Minnesota E-mail: sadle001@maroon.tc.umn.edu
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