| 摘要 |
An adjustably positionable support platform for use in combination with an extension ladder which includes a generally planar deck having a load supporting assembly to accommodate a person standing thereon. The load bearing assembly comprises a plate with a foot supporting upper surface and a ladder rung engaging lower surface. A first pair of support pins is provided for slidable engagement within brackets attached to the lower rung engaging surface, the first pair of pins being arranged to capture a ladder rung between the pin and the lower rung engaging surface. A second pair of pins is provided with a distally positioned ladder rail engaging plate to control the angular disposition of the deck so as to provide a horizontal standing surface for the user. Additionally, the plate of the load bearing assembly is provided with angularly downwardly extending flanges, with the included angle between the front flange and the plate preferably being about 75 degrees.
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