The ornamental design for a tentframe, as shown and described.
FIG. 1 is a perspective view of the tent frame showing our new design;
FIG. 2 is a front view thereof, the left side view, right side view and rear view being identical to FIG. 2 and therefore omitted;
FIG. 3 is a top view thereof;
FIG. 4 is a bottom view thereof;
FIG. 5 is a perspective view of a segmented section of the tent frame as shown in FIG. 1, and is disclosed separately for convenience of illustration;
FIG. 6 is a front view of the segmented section as shown in FIG. 5, and is disclosed separately for convenience of illustration;
FIG. 7 is a right side view of the segmented section as shown in FIG. 5, the left side view being the mirror image and therefore omitted, and is disclosed separately for convenience of illustration;
FIG. 8 is a top view of the segmented section as shown in FIG. 5, and is disclosed separately for convenience of illustration; and,
FIG. 9 is a bottom view of the segmented section as shown in FIG. 5, and is disclosed separately for convenience of illustration.