Patent ID: 6059487
Filing Date: 2000-05-09
Classification: E01F

Abstract:
A barrier system comprising:a first barrier module pivotally coupled to a second barrier module, each barrier module including:a pin;a substantially hollow barrel comprised of a resilient, deformable material and rotatably journalled on the pin;an elongated, relatively flat first link having a first and second ends, the first end having defined through it a first opening and the second end having defined through it a second opening, the first link disposed on a first end of the barrel, with the pin extending through the first opening;an elongated, relatively flat second link having first and second ends, the first end having defined through it a first opening and the second end having defined through it a second opening, the second link disposed on a second end the barrel opposite the first link, with the pin extending through the first opening; anda spacer extending between the first and second links and joining each of the first and second links substantially midway between the respective first and second openings of each such link;wherein the second end of the first link of the first barrier module overlaps the first end of the first link of the second barrier module, and the pin of the second barrier module extends through the second opening of the first link of the first barrier module; and the second end of the second link of the first barrier module overlaps the first end of the second link of the second barrier module, and the pin of the second barrier module extends through the second opening of the second link of the first barrier module.