The ornamental design for a bedframe, as shown and described.
FIG. 1 is a front perspective view of a bed frame showing our new design;
FIG. 2 is a front elevation view of just the headboard portion of the bed frame;
FIG. 3 is a front elevation view of just the footboard portion of the bed frame;
FIG. 4 is a right side elevation view of the bed frame; the left side elevation view being a mirror image thereof; and,
FIG. 5 is a top plan view thereof. In FIGS. 2 and 3, the headboard and footboard are shown separately for clarity of disclosure.
The broken lines in the figures illustrate portions of the bed frame that form no part of the claimed design. Views of the bed frame not shown in the figures form no part of the claimed design.