Patent ID: 6131886
Filing Date: 2000-10-17
Classification: E01F,E04H,Y10S,Y10T

Abstract:
A knockdown personnel guard barrier combined with a knockdown guardrail for protecting machinery and directing traffic comprising:the knockdown guardrail comprising:a pair of vertical metal guardrail stanchions configured to be secured to a foundation in a spaced apart relationship;removable and replaceable polymerized sheathing surrounding said vertical metal guardrail stanchions, said sheathing having an interior diameter equal to or greater than the outer diameter of said vertical metal guardrail stanchions;a top horizontal rail comprising a tubular metal post with a pair of opposed ends and a first pair of apertures defined through a bottom side of said post, said apertures spaced from said ends and having diameters equal to or greater than the outer diameter of said vertical metal guardrail stanchions for locating said tubular metal post atop said vertical metal guardrail stanchions, said tubular metal post further having a second pair of apertures defined through a top side of said post and aligned with said first pair of apertures, said second pair of apertures having diameters smaller than the diameters of said first pair of apertures;removable and replaceable polymerized sheathing surrounding said tubular metal post;the knockdown personnel guard barrier being formed of at least one knockdown modular unit, said knockdown modular unit comprising:a pair of vertical metal barrier stanchions configured for demountable engagement to said knockdown guardrail said barrier stanchions having an outer diameter equal to or less than the diameter of said second pair of apertures, and less than the outer diameter of said vertical metal guardrail stanchions and said tubular metal post, said barrier stanchions passing through said second pair of apertures in said tubular metal post;removable and replaceable polymerized sheathing surrounding said vertical metal barrier stanchions and having an interior diameter equal to or greater than the outer diameter of said vertical metal barrier stanchions;at least two spaced apart horizontal metal barrier rails removably engaged with said vertical metal barrier stanchions, said horizontal metal barrier rails having an outer diameter less than the outer diameter of said tubular metal post;removable and replaceable polymerized sheathing surrounding each of said horizontal metal barrier rails and having an interior diameter equal to or greater than the outer diameter of each of said horizontal metal barrier rails;at least two spaced apart vertical metal barrier rails located on either side of said vertical metal barrier stanchions and removably engaged with said horizontal metal barrier rails;removable and replaceable polymerized sheathing surrounding each of said vertical metal barrier rails and having an interior diameter equal to or greater than the outer diameter of each of said vertical metal rails;means for removably engaging said horizontal metal barrier rails to said vertical metal barrier stanchions; andmeans for removably engaging said horizontal metal barrier rails to said vertical metal barrier rails.