Self-levelling ladder

Details Self-levelling ladder Self-levelling ladder

E - Fixed Constructions

06

C

E06C 1/12 (2006.01) E06C 7/00 (2006.01) E06C 7/44 (2006.01)

Patent

CA 2127961

- 10 - ABSTRACT OF THE DISCLOSURE A self-levelling ladder has a pair of spaced-apart side rails and a plurality of spaced-apart rungs extending between the side rails. A pair of elongated sleeves slidably embrace the bottoms of the rails. Each sleeve has opposite sides. One of the sides has a plurality of spaced-apart teeth thereon. A pawl connected to each of the rails engages one of the teeth on one said sleeve.

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