US D390976 S
FIG. 1 is an enlarged partial bottom perspective view; the glass portion is partially shown in order to clearly disclose the internal elements; and,
FIG. 2 is a sectional view taken along line 2--2 of FIG. 1;
FIG. 3 is a side view;
FIG. 4 is a top perspective view; and,
FIG. 5 is a bottom perspective view, an expansion of FIG. 1 with the ceiling omitted.
In all figures the broken lines showing a skylight and wall, or wall structures, are for illustrative purposes only and form no part of the claimed design.
In FIGS. 4 and 5 the length of the tube is not opened to an indefinite length as in FIGS. 2 and 3 in order to avoid excessive complexity in the drawings.