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The ornamental design for a ladder rung expander, as shown and described. |
The claimed design relates, in general, to an article for being inserted into the space between the sidepieces of a ladder and supported on top of a rug of the ladde to effectively increase hte support area of a rung of a ladder to either support the feet of a worker on the ladder or support the like.
FIG. 1 is a perspective view of a ladder rung expander, showing a preferred embodiment of the new design.
FIG. 2 is a front elevational view of the ladder rung expander of FIG. 1.
FIG. 3 is a rear elevational view of the ladder rung expander of FIG. 1.
FIG. 4 is a top plan view of the ladder rung expander of FIG. 1.
FIG. 5 is a bottom plan view of the ladder rung expander of FIG. 1.
FIG. 6 is a right end elevational view of the ladder rung expander of FIG. 1.
FIG. 7 is a left end elevational view of the ladder rung expander of FIG. 1.
FIG. 8 is a somewhat diagrammatic front elevational view of the ladder rung expander of FIG. 1, showing the ladder rung expander being inserted between the sidepieces and onto a rung of a ladder.
FIG. 9 is a somewhat diagrammatic front elevational view of the ladder rung expander of FIG. 1, showing the ladder rung expander inserted between the sidepieces and on a rung of a ladder; and,
FIG. 10 is a somewhat diagrammatic sectional view as taken on line 10--10 of FIG. 9.
The broken lines showing a ladder is for illustrative purposes only and form no part of the claimed design.
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