At 09:06 PM 9/17/2006, Gary Schafer wrote:
>What you need is a sliding joint in the mast near the top to take the weight
>of the mast off the tower. A set of square tubes that telescope inside each
>other, a couple of feet long, welded into the mast (or coupled with flanges)
>would do the trick.
Doh, of course. Standard square steel tubing nests quite nicely. 2"
square tubing with 1/4" wall just slip fits 1 1/2" tubing, for
instance. You might need to do a bit of "selecting" of pieces to
find sections where the inside weld bead doesn't stick out.
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