At 01:58 PM 12/27/97 -0500, you wrote: >Dear Colleagues, > >In changing a set of knuckles, I found that the spline of the new >replacements (supplied by a piano manufacturer) were a tish larger than the >groove left after removal of the old knuckles. I found a file in my pile of >tools that did the job of widening the groove, but I was uncomfortable >using it because it slowed me down. I tried saw blades and I tried filing >the new splines, but using the file in the grooves was the least of all >those evils. Does anyone have a good trick of the trade to suggest for my >next knuckle encounter? > >By the way, for those who are unaware, a "tish" is a highly technical term >analogous to a "smidgeon". > > > >Howard S. Rosen, RPT >Boynton Beach, Florida > >Geetings Howard, You can steal an extra couple of thou. by leaving them in the oven on warm setting for two or three hours, makes a great mechanical joint. May work even better in Florida than here, where the air is very dry. I use this technique on hammer shanks as well. Since I use the oven at home, I have some bags of silica gel that I dry down at the same time. Put the silica gel in a Zip Lock bag with the shanks or knuckles to transport to the shop. Shanks I pack about a dozen per bag. Regards Roger Roger Jolly University of Saskatchewan Dept. of Music.
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