The ornamental design for a retractingplatform, as shown and described.
FIG. 1 is a bottom perspective view of a retracting platform, shown here in its extended phase;
FIG. 2 is another bottom perspective view thereof, shown here in its extended phase, with an access panel open;
FIG. 3 is another bottom perspective view thereof, shown here in a phase of mid-extension;
FIG. 4 is another bottom perspective view of a retracting platform, shown in here in its retracted phase;
FIG. 5 is an elevation view thereof from the front;
FIG. 6 is a top plan view thereof in its extended phase;
FIG. 7 is a cross sectional view of the right side taken along line 5-5 in FIG. 5;
FIG. 8 is a cross sectional view of the left side taken along line 5-5 in FIG. 5;
FIG. 9 is a bottom perspective view of a retracting platform in opposite direction of FIG. 1 in its extended phase;
FIG. 10 is an enlarged fragmentary perspective view of a main pivoting point on the retracting platform shown in its extended phase taken from the circled area in FIG. 9;
FIG. 11 is an enlarged top plan view of the retracting platform in its retracted phase; and,
FIG. 12 is an enlarged bottom plan view of the retracting platform in its retracted phase.
The portions of the drawing views that are shown fragmentally broken away are shown for ease of illustration or to indicate indeterminate length.