Polyethylene shipping drum
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 17, 1992
Grant Date -
N/A
app pub date -
May 8, 1990
filing date -
May 8, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A polyethylene shipping drum especially suited for shipping hazardous materials is disclosed. The drum comprises a molded container and closure which are threadably connected to each other to form a seal therebetween. A thread lock is provided for the threaded connection between the container and closure. The container has a plurality of indentations in the side wall thereof to provide ledges for stacking the containers one inside the other in a stable, nested relationship. An annular rim is provided on the closure with an inclined annular surface for retaining the sealing gasket in a groove without adhesives.
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Family
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Cited Art Landscape
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