FIG. 1 is a front perspective view of a connector for ventilator showing a first embodiment of our new ornamental design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a top view thereof;
FIG. 5 is a bottom view thereof;
FIG. 6 is a right side view thereof;
FIG. 7 is a left side view thereof;
FIG. 8 is a front perspective view of a connector for ventilator showing a second embodiment of our new ornamental design;
FIG. 9 is a front view thereof;
FIG. 10 is a rear view thereof;
FIG. 11 is a top view thereof;
FIG. 12 is a bottom view thereof;
FIG. 13 is a right side view thereof;
FIG. 14 is a left side view thereof;
FIG. 15 is another front perspective view;
FIG. 16 is yet another front perspective view;
FIG. 17 is a rear perspective view;
FIG. 18 is yet another rear perspective view;
FIG. 19 is another front perspective view thereof; and,
FIG. 20 is a still another front perspective view thereof.
The broken line showing immediately adjacent the shaded areas is included for the purpose of illustrating portions of the article excluded from the claim with the lines themselves and the areas within forming no part of the claimed design.