Patent ID: 7631463
Filing Date: 2009-12-15
Classification: E04F,F16B

Abstract:
1. A stair structure comprising: a stair stringer comprising: a structural member forming an edge of the top landing, the structural member having a top edge and a bottom edge defining a depth there between and further having a front face; and a connector connecting the stair stringer to the structural member, the connector being structurally rated for conditions where, at a connection point between the stringer and the structural member, the bottom surface of the stringer is below the bottom edge of the structural member, the connector including: the stair stringer is positioned such that the last tread is positioned relative to the top edge of the structural member a vertical distance equal to the riser height and the abutment face is positioned adjacent to the front face of the structural member; and the first end of the base is positioned at the work point and the at least one positioning opening is located in alignment with the bottom edge of the structural member.