Patent ID: 7946085
Filing Date: 2011-05-24
Classification: E04F

Abstract:
1. A stringer assembly comprising: a support element; a plurality of brackets connected to said support element, each said bracket including a tread attachment portion, each said bracket including a plurality of rise indicator holes, each said rise indicator hole corresponding to a desired rise dimension, each said bracket including a plurality of run indicator holes, each said run indicator hole corresponding to a desired run dimension; and a plurality of alignment elements, each said alignment element interfitted with two of said brackets and said support element, wherein each of said alignment elements is interfitted with one of said rise indicator holes on one of said brackets and one of said run indicator holes on an adjacent one of said brackets, whereby each of said brackets is registered on said support element with respect to said adjacent one of said brackets with said tread attachment portion on said one of said brackets spaced from said tread attachment portion on said adjacent one of said brackets at said desired rise dimension of said one of said rise indicator holes.