Patent ID: 7243896

Claim:
A support frame for supporting a tool, comprising: a first pair of legs disposed one in parallel with the other, each of the first pair of legs having a top end and a base end and being comprised of an upper slide portion and a lower support portion, the upper slide portion being extendable with respect to the lower support portion; a second pair of legs disposed one in parallel with the other, each of the second pair of legs having a top end and a base end and being comprised of an upper slide portion and a lower support portion, the upper slide portion being extendable with respect to the lower support portion, the second pair of legs being pivotally connected to the first pair of legs proximate a midpoint, the first and second pair of legs being movable to a crossing position; a first connection bar connectedly disposed between the first pair of legs; a second connection bar connectedly disposed between the second pair of legs; a first tool supporter connected between the top end of the first pair of legs; a second tool supporter connected between the top end of the second pair of legs; and, a support rod having a first end and a second end, the first end of the support rod being connected to the first connection bar and the second end of the support rod being connected to the second tool supporter, wherein when the first and second pair of legs are moved to a crossing position, the support rod is substantially perpendicular to a support plane defined by the first and second tool supporters.