Patent ID: 8484780
Filing Date: 2013-07-16
Classification: A61G

Abstract:
1. A height adjustable apparatus comprising: a deck; a first lever supporting said deck and being pivotally connected thereto; a second lever supporting said deck and being pivotally connected thereto; an actuator having an actuator first end and an actuator second end causing the deck to selectably raise and lower; a caster assembly; and a radius arm having a radius arm first end and a radius arm second end, wherein said radius arm first end is connected to said caster assembly and said radius arm second end is connected to said first lever, wherein said radius arm second end floats relative said deck as said radius arm second end is not connected to said deck, and wherein said first lever is separated from said castor assembly by a first idler and a second idler, and said second lever is separated from said castor assembly by a third idler and a fourth idler.