Patent ID: 8528274

Claim:
A pedestal for an access floor assembly, the pedestal comprising: (a) a stand portion having (i) a base plate for resting upon a sub-floor, and (ii) a metal stem extending upwardly therefrom and having a rectangular shape that defines four vertices, (b) a head portion having (i) a platform for receiving thereon an edge region of one or more panels that define the surface of the access floor, (ii) a threaded metal shaft extending downwardly therefrom, and (iii) a nut which screwably engages the threaded metal shaft, and wherein the pedestal includes a resilient member disposed longitudinally between overlapping portions of the metal stein and the metal shaft, the resilient member having a ridge which mateably engages with a groove on the nut so as to lock the position of the nut on the threaded metal shaft, and wherein the resilient member has a plurality of nodules on its inner surface, at least two vertices of the metal stem being gripped between respective pairs of the nodules so as to prevent the rotation of the resilient member and the nut on the metal stem.