E - Fixed Constructions – 06 – C
Patent
E - Fixed Constructions
06
C
228/3
E06C 1/00 (2006.01) E06C 1/38 (2006.01) E06C 9/02 (2006.01)
Patent
CA 2011108
Abstract An alternating tread ladder apparatus and an associated tread step bracket are disclosed. The apparatus comprises an elongated central tread support for mounting between a upper level and a lower level at some predetermined forward angle of inclination. The tread support is provided with a plurality of generally laterally oriented tread support apertures positioned therealong and extending therethrough. The preferred embodiment tread step brackets are comprised of an angled Z-shape. The upper arm of the Z is longer than the lower arm, and extends through one of the apertures in the central tread support.
Merrick Harry G.
Riches Mckenzie & Herbert Llp
LandOfFree
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