FIG. 1 is a top, front, right perspective view of a first embodiment of a flow regulator in accordance with my design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom, front perspective view thereof;
FIG. 4 is a bottom view thereof; and
FIG. 5 is an elevational view thereof;
FIG. 6 is a top, front, right perspective view of a second embodiment of a flow regulator in accordance with my design;
FIG. 7 is a top plan view thereof;
FIG. 8 is a bottom, front perspective view thereof;
FIG. 9 is a bottom view thereof; and
FIG. 10 is an elevational view thereof;
FIG. 11 is a top, front, right perspective view of a third embodiment of a flow regulator in accordance with my design;
FIG. 12 is a top plan view thereof;
FIG. 13 is a bottom, front perspective view thereof;
FIG. 14 is a bottom view thereof; and,
FIG. 15 is an elevational view thereof.
The broken lines shown form no part of the claimed design.