Patent ID: 8596415

Claim:
A method of forming a movable safety barrier system comprising: providing a flexible barrier member having a length with first and second ends, and a width W, the length of the barrier member for extending across and over support members of a structure; and securing first and second movable carriages to respective first and second ends of the length of the barrier member, the carriages configured for independent travel relative to each other and on separate spaced apart support members of the structure for moving the barrier member extending between the carriages sideways relative to the length over the support members of the structure, each carriage comprising a roller system secured to a lateral carriage member on a lead travel end of the carriage for engaging at least two support members of the structure with at least two spaced apart roller arrangements, the lateral carriage member transversely configured for traveling above and between said at least two support members of the structure, a recessed mounting arrangement at a trailing end of each carriage connected to the lateral carriage member between two of said roller arrangements and extending below the lateral carriage member between said two roller arrangements and between two of said support members for securing to the ends of the barrier member, at least one supply roll from which the barrier member is extendable being secured to at least one of the recessed mounting arrangements below the lateral carriage member in a recessed manner, the at least one supply roll being recessed by the recessed mounting arrangement for allowing the barrier member to extend from the top of the at least one supply roll over and close to the support members of the structure, and allowing the trailing end of each carriage to slide easily out from under construction components.