Patent ID: 8079579

Claim:
A truss jig positioning system comprising: a table having a support plane on which work pieces are supported, the table comprising a plurality of segments, the segments of the table being separated by slots; at least one pin assembly movable along at least one of the slots, wherein said pin assembly is mounted on at least one rod that extends along a portion of said slot having a through hole with said pin assembly moveable within said slot's said through hole for translating the pin assembly in a linear direction across said through hole parallel to said channel; controlling means for controlling movement of the at least one pin assembly, sensing movement of the at least one pin assembly and monitoring the position of the at least one pin assembly; and wherein said through hole is comprised of a zone that extends downwardly from the at least one of the slots, wherein the zone is substantially free of structure that would catch debris falling from the table and can affect and degrade performance of the rod.