FIG. 1 is a perspective view of a first embodiment of a collar for a filter bag;
FIG. 2 is a side view of the collar in FIG. 1;
FIG. 3 is a top plan view of the collar in FIG. 1;
FIG. 4 is a bottom plan view of the collar in FIG. 1;
FIG. 5 is a top perspective view of the collar in FIG. 1 with o-rings removed;
FIG. 6 is a bottom perspective view of the collar in FIG. 1 with the o-rings removed; and
FIG. 7 is a side view of the collar in FIG. 1 with the o-rings removed.
FIG. 8 is a perspective view of a second embodiment of a collar for a filter bag;
FIG. 9 is a side view of the collar in FIG. 8;
FIG. 10 is a top plan view of the collar in FIG. 8;
FIG. 11 is a bottom plan view of the collar in FIG. 8;
FIG. 12 is a top perspective view of the collar in FIG. 8 with o-rings removed;
FIG. 13 is a bottom perspective view of the collar in FIG. 8 with the o-rings removed; and,
FIG. 14 is a side view of the collar in FIG. 8 with the o-rings removed.
The broken lines showing a filter bag of FIGS. 1, 2 , 8 and 9 are for environmental purposes only and form no part of the claimed design.