Patent ID: 7530551
Filing Date: 2009-05-12
Classification: E04G,Y10S,Y10T

Abstract:
1. Apparatus for use in erecting a temporary guard rail comprising: a stanchion; a first clamping assembly attached to said stanchion a second clamping assembly selectively, slidably moveable longitudinally along said stanchion, said second clamping assembly including a support plate extending laterally outwardly in a direction away from said stanchion, said second clamping assembly further including a first collar slidably moveable on said stanchion and a first frame attached to said first collar, said first frame including a force imparting assembly, said second clamping assembly further including a second collar slidably moveable, relative to said first collar, on said stanchion, said second collar being positioned between said first collar and said first clamping assembly, and a second frame attached to said second collar, said second frame comprising said support plate, said first and second clamping assemblies being adapted to clamp a structure therebetween when said first collar is fixedly positioned on said stanchion and said force imparting assembly applies a clamping force to said second collar; and a holder for a selectively removable post for said temporary guard rail, said holder comprising: