Jon, In the third picture sans strings, why is the plate still in? Greg Newell At 06:01 AM 5/18/2004, you wrote: >A wooden I-beam is clamped to the case and the spring-loaded go-bars >press the board to the ribs. The ribs are supported from underneath. > >Tension is regulated by the length of the dowel of length of threaded rod. > >Made from hardware store items, PVC pipe and end caps, spring, dowels, >3/8" threaded rod. I like the threaded rod best because of its dynamic >adjustability. > >In the foreground on 917, notice the wedge under the block of wood. The >block is pivoted >against the strut to press the board on the other side. > >Jon
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