Closure having controlled radial flex
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United States of America Patent
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-
Nov 2, 1999
Grant Date -
N/A
app pub date -
Mar 17, 1998
filing date -
Mar 17, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An improved deep wiper closure for open head shipping containers wherein the closure exhibits an upwardly opening channel in the closure structure between a wiper wall and a riser wall, the riser wall connecting the wiper wall with a planar central panel of the closure. Angled ribs, each preferably integrally attached to only one of the walls, are disposed in the channel to provide controlled flexure between the walls under extreme side impact conditions.
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