Tripod

FIG. 1 is a front, left, top perspective view of a tripod showing a new design; FIG. 2 is a front, left, top perspective view thereof, shown in an alternative state of use; FIG. 3 is a front, left, top perspective view thereof, shown in another alternative state of use; FIG. 4 is a front view of the tripod in the use state of FIG. 1 ; FIG. 5 is a back view thereof; FIG. 6 is a left view thereof; FIG. 7 is a right view thereof; FIG. 8 is a top view thereof; FIG. 9 is a bottom view thereof; FIG. 10 is an enlarged view of the encircled area 10 of FIG. 1 ; FIG. 11 is an enlarged view of the encircled area 11 of FIG. 1 ; FIG. 12 is an enlarged view of the encircled area 12 of FIG. 1 ; FIG. 13 is an enlarged view of the encircled area 13 of FIG. 1 ; FIG. 14 is an enlarged view of the encircled area 14 of FIG. 4 ; FIG. 15 is an enlarged view of the encircled area 15 of FIG. 4 ; FIG. 16 is an enlarged view of the encircled area 16 of FIG. 5 ; FIG. 17 is an enlarged view of the encircled area 17 of FIG. 7 ; and, FIG. 18 is an enlarged view of the encircled area 18 of FIG. 8 . The dash-dash broken lines in the drawings depict portions of the tripod that form no part of the claimed design. The dash-dot broken lines in the drawings indicate the enlarged views and form no part of the claimed design.