Patent ID: 6823799
Filing Date: 2004-11-30
Classification: E04D,E04G

Abstract:
A safety rail system secured to a building comprising:a plurality of longitudinal base units of substantially uniform cross section arranged end to end with joints between adjacent base units, each base unit being secured to the building, a plurality of longitudinal rail units of substantially uniform cross section arranged end to end with joints between adjacent rail units to form a continuous horizontal rail, and a safety rail traveller attached to the rail such that the traveller can travel along the rail, wherein each base unit and each rail unit are provided with corresponding male and female continuous key portions extending the length of each unit from end to end to permit the base unit and rail unit to interlockingly engage by longitudinal sliding action, and wherein each rail unit extends parallel to and is interlockingly engaged with two base units by means of said corresponding male and female continuous key portions, such that the joints between adjacent base units are offset from the joints between adjacent rail units.