FIG. 1 is a front elevation view thereof;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a view looking upward toward the interior of the cap;

FIG. 4 is a top plan view thereof;

FIG. 5 is a left side elevation view;

FIG. 6 is a right side elevation view;

FIG. 7 is a fragmentary exterior view taken along line 7--7 of FIG. 2;

FIG. 8 is a front elevation view thereof;

FIG. 9 is a rear elevation view thereof;

FIG. 10 is a view looking upward toward the interior of the cap;

FIG. 11 is a top plan view thereof;

FIG. 12 is a left side elevation view;

FIG. 13 is a right side elevation view;

FIG. 14 is a fragmentary exterior view taken along line 14--14 of FIG. 9;

FIG. 15 is a front elevation view thereof;

FIG. 16 is a rear elevation view thereof;

FIG. 17 is a view looking upward toward the interior of the cap;

FIG. 18 is a top plan view thereof;

FIG. 19 is a left side elevation view;

FIG. 20 is a right side elevation view; and,

FIG. 21 is a fragmentary exterior view taken along line 21--21 of FIG. 16.