The present application is related to U.S. Ser. No. 11/088,541, entitled Gasket Sealing System for Ductwork and U.S. Design Ser. No. 29/226,157, entitled Portion of Ductwork, filed on even date herewith.
FIG. 1 is a perspective view of a portion of ductwork incorporating the design of our new invention according to a first embodiment;
FIG. 2 is a side view of the portion of ductwork of FIG. 1, the top, bottom and other side views thereof being identical;
FIG. 3 is a front view of the portion of ductwork of FIG. 1;
FIG. 4 is a rear view of the portion of ductwork of FIG. 1;
FIG. 5 is a cross-sectional view taken along line 5—5 of FIG. 4;
FIG. 6 is a perspective view of a portion of ductwork incorporating the design of our new invention according to a second embodiment;
FIG. 7 is a side view of the portion of ductwork of FIG. 6, the top, bottom and other side views thereof being identical;
FIG. 8 is a front view of the portion of ductwork of FIG. 6;
FIG. 9 is a rear view of the portion of ductwork of FIG. 6; and,
FIG. 10 is a cross-sectional view taken along line 10—10 of FIG. 9.
The features of the portion of ductwork shown in phantom lines are not elements of the design of our new invention.