Patent ID: 9222277
Filing Date: 2015-12-29
Classification: B66F,E04H

Abstract:
1. A scissors lift assembly comprising: a top frame; a bottom frame; a pair of scissors assemblies, each extending between the top frame and the bottom frame to move the top frame relative to the bottom frame; and a safety catch mechanism coupled to one or more of the top frame, the bottom frame, and the scissors assemblies, wherein the safety catch mechanism includes a housing pivotally coupled to one of the top frame, the bottom frame, or the scissors assemblies, the housing having an aperture defined by an inner surface of the housing, and wherein the safety catch mechanism further includes a rod separately pivotally coupled to one of the top frame, the bottom frame, or the scissors assemblies, wherein the rod includes an outer surface, and wherein when the scissors lift assembly fails and attempts to collapse, the outer surface of the elongate rod is configured to engage and wedge against the inner surface of the housing, thereby slowing downward movement of the scissors lift assembly.