E - Fixed Constructions – 04 – F
Patent
E - Fixed Constructions
04
F
20/101
E04F 11/00 (2006.01) E04F 11/025 (2006.01) E04F 11/18 (2006.01)
Patent
CA 1178773
ABSTRACT OF THE DISCLOSURE There is disclosed a stairway system having a single stringer assembly and tread members which may be at- tached to a receiving structure by means of pre-exist- ing through bores therein. The system may be adapted to walls having a horizontal curvature as the stringer assembly is composed of individual stringer sections which may be adjusted to allow each of the treads to be splayed along a radius of the curvature to provide a stairway having a constant tread width along the line of travel.
403968
Brock Manufacturing Inc.
Smart & Biggar
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