Ladder assembly formed from integral material blank

Details Ladder assembly formed from integral material blank Ladder assembly formed from integral material blank

E - Fixed Constructions

06

C

E06C 1/04 (2006.01) E06C 1/34 (2006.01)

Patent

CA 2628287

A ladder is formed from an integral material blank having a pair of opposed side portions integrally joined to a central portion disposed between the side portions. The central portion includes a number of step portions spaced from one another along the length of the side portions. Each step portion includes a front edge integrally formed with the side sections and a step surface integrally formed with the front edge. The front edge of each step portion is joined to each of the pair of side portions and o the step surface along a pivot line that enables the side portions and the step surface to be manually bent with regard to the front edge when assembling the ladder assembly from the material blank.

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