Patent ID: 6360845
Filing Date: 2002-03-26
Classification: E06C

Abstract:
A ladder comprising:one central rail located along a vertical linear centerline, said central rail formed as a heavy gauge, extruded metal square tube stock forming a pair of parallel sides along its vertical length, said central rail being sectionalized allowing it to function for areas that require low and high access; and said central rail including a lower section having a leg support assembly, an upper section linearly ,affixed above said lower section, and a contact arm assembly affixed to and extending from said upper section to hold said upper section away from a support surface; and a horizontal leg support arm rigidly affixed to the lower section of said central rail; and a rail clamp which receives ends of the leg support arm, provides a locking release mechanism, which releasably affixes the leg support arm thereto, and slidingly receives a pair of vertical support legs, so as to provide a horizontal offset to each lateral side of the central rail; and a plurality of steps linearly aligned along each side of said central rail.