LED-based light tube

FIG. 1 is a perspective view of a LED based light tube showing our new design thereof;

FIG. 2 is an enlarged perspective view, with the center portion broken away for ease of illustration thereof;

FIG. 3 is an enlarged, front elevation view of the LED-based light tube of FIGS. 1 and 2 with the middle portion removed for ease of illustration;

FIG. 4 is an enlarged, rear elevation view of the LED-based light tube of FIGS. 1 and 2 with the middle portion removed for ease of illustration;

FIG. 5 is an enlarged, left side elevation view of the LED-based light tube of FIGS. 1 and 2 ;

FIG. 6 is an enlarged, right side elevation view of the LED-based light tube of FIGS. 1 and 2 ;

FIG. 7 is an enlarged, top plan view of the LED-based light tube of FIGS. 1 and 2 with the middle portion removed for ease of illustration;

FIG. 8 is an enlarged, bottom plan view of the LED-based light tube of FIGS. 1 and 2 with the middle portion removed for ease of illustration; and,

FIG. 9 is a cross-sectional view taken along line 9 - 9 in FIG. 1 .

The shade lines show contour and not surface ornamentation. The broken lines are environmental and form no part of the claimed design.