Originally Posted by
RodneyFord
Ch
Next one in the press. It is nice to be able to check how straight the trailing edge is. I torque the nuts down by feel more at the root than the tip. I think it must be possible to work out exact amounts of torque to allow for the different area each bar is compressing.
Dick Hanson used a similar system using automotive valve springs. The springs had a known rate so by measuring the compression he knew the force exerted.