Patent ID: 7980534

Claim:
A barrier comprising: an upper rail comprising: an elongate web; a pair of opposed side walls, integral with the web and cooperating therewith to define boundaries of a rail channel; and a plurality of longitudinally spaced tabs, each tab fully contained within the rail channel and extending from a position at or adjacent the web; at least one lower rail comprising: an elongate web; a pair of spaced side walls which depend from the web and cooperate with the web to define a lower rail channel; and a plurality of longitudinally spaced unperforated tabs, each tab extending within the lower rail channel from a position at or adjacent the web; and a plurality of upright members, with each upright member extending in transverse relationship to each of the upper and lower rails such that the upper end of the upright members is situated within the rail channel of the upper rail, with a mechanical connection formed between each upright member and each of the upper and lower rails at a corresponding tab thereof; in which the web of the upper rail is characterized as having no opening formed therein adjacent any of said tabs, in which the web of the at least one lower rail is characterized by a plurality of longitudinally spaced openings formed therein, and in which each such opening clearingly receives one of said upright members.