Patent ID: 7290742
Filing Date: 2007-11-06
Classification: A45B,E04F,F16B,F16M

Abstract:
1. An adjustable support tool for horizontal or vertical mounting, comprising: a rod, including a plurality of depressions formed thereon; a first foot assembly pivotally engaged to said rod at a first end of said rod; a tube, disposed to slidably receive a second end of said rod; a second foot assembly pivotally engaged to said tube; a threaded portion coupled to said second end of said rod; a hand grip tightener, disposed to receive said rod and to thread with said threaded portion, said hand grip tightener including internal threads for adjusting its grip on said threaded portion upon rotation of said hand grip tightener; a ratchet housing rotatably engaged to said hand grip tightener, said ratchet housing also slidably receiving said rod, said ratchet housing having a protrusion at its first end for resiliently engaging said hand grip tightener, said ratchet housing having a partially open side with a pair of flanges with holes formed thereon; a ratchet pivotally engaged to said ratchet housing through a pair of said holes, said ratchet having a pawl formed on its end for releasably securing one of said depressions on said rod, said ratchet being biased by a ratchet spring such that it normally engages one of said depressions on said rod; a safety lock pivotally engaged to said ratchet housing through another pair of said holes on said flanges, said safety locking being disposed to controllably prevent said ratchet from being released when said ratchet is engaged to said depression.