Dual tube assembly
FIG. 1 is a perspective view of a dual tube assembly showing our novel design;
FIG. 2 is a front elevational view;
FIG. 3 is a side elevational view, the opposite side elevational view being, a mirror image thereof, the only difference being in the threading;
FIG. 4 is a top plan view of FIG. 2;
FIG. 5 is a bottom plan view of FIG. 3, FIGS. 1-5 illustrating the dual tube assembly of the invention with the bottoms open for filling;
FIG. 6 is an elevational view similar to FIG. 3 showing the bottoms of the tubes closed;
FIG. 7 is a view similar to FIG. 2 showing the bottoms of the tubes closed;
FIG. 8 is a top plan view of FIG. 6;
FIG. 9 is a bottom plan view of FIG. 7, FIGS. 6-9 illustrating the dual tube assembly of FIGS. 1-5 filled and with the tube bottoms closed;
FIG. 10 is a second embodiment of the design, shown in an exploded side view position, the sole difference in this embodiment being the horizontal ribs in the interior of the tube;
FIG. 11 is a view taken along the line 11--11 in FIG. 10;
FIG. 12 is a view taken along the line 12--12 in FIG. 10;
FIG. 13 is a top plan view of FIG. 10; and,
FIG. 14 is a bottom plan view of FIG. 10.
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Type: Grant
Filed: Apr 29, 1997
Date of Patent: Sep 21, 1999
Assignee: Owens-Brockway Plastic Products Inc. (Toledo, OH)
Inventors: Christian W. Klauke (Toledo, OH), Igor F. Beaufils (Holland, OH)
Primary Examiner: Doris V. Coles
Assistant Examiner: Cathron B. Matta
Application Number: 0/70,363
International Classification: 0901;