> 3. They have changed the hook on the eye-winder and it hasn't the right > profile. The hook needs to have a raindrop-shaped cross-section; if > it is round then the wire is excessively stressed at the point where the > spiral windings begin. I have used the same home-shaped hook for years > and had no problems at all but if ever I had to change or make another > one I know I'd need to test it very carefully before producing strings > for customers. > > 5. They are winding too tight a spiral. Although this will not > necessarily lead to breakages, provided the wire and everything else is > OK, it can happen. I use a fixed number of turns for a given wire size > and eye-length. These were my observations to the maker. I asked for a longer loop with a lower entry angle into the spiral, not cranked to the very limit of slack. The above loop was from the set that was breaking, the lower from the replacement set that didn't. Ron N -------------- next part -------------- A non-text attachment was scrubbed... Name: loops.jpg Type: image/jpeg Size: 34498 bytes Desc: not available Url : https://www.moypiano.com/ptg/pianotech.php/attachments/20080331/72fa1260/attachment-0001.jpg
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