Patent ID: 8297010
Filing Date: 2012-10-30
Classification: E04F

Abstract:
1. A stairway, comprising: a first stair tread; a second stair tread vertically displaced below the first stair tread; and an adjustable stair riser having: a flexible concave body portion having a first vertical edge and a second vertical edge laterally displaced from said first vertical edge; a first connecting portion on the flexible concave body portion at a first lateral edge extending horizontally between the first and second vertical edges, said first connecting portion configured for securement to a vertical front surface of the first stair tread; a second connecting portion on the flexible concave body portion at an edge opposite the first lateral edge, said second connecting portion configured for securement to a top horizontal surface of the second stair tread, and said second connecting portion having a relief edge extending substantially between the first and second vertical edges, wherein by installation of said adjustable stair riser to said first and second stair treads, said relief edge is vertically displaced to form a gap adjacent the top horizontal surface of the second stair tread when the second connecting portion is secured thereto.