Patent ID: 7086499
Filing Date: 2006-08-08
Classification: E06C

Abstract:
1. A ladder comprising: a first rail having a first wall and a second wall spaced therefrom, a first opening in the first wall and a second opening in the second wall, wherein the first opening exhibits a first cross-sectional area and the second opening exhibits a second cross-sectional area smaller than the first cross-sectional area; at least one rung having a first portion thereof extending through the first opening in the first wall and through the second opening in the second wall, a first end of the first portion of the at least one rung being swaged adjacent a first surface of the second wall; and a support member adjacent the first portion of the at least one rung and abutting a second, opposing surface of the second wall, the support member including a collar substantially surrounding at least a segment of the first portion of the at least one rung.