Dissolution test vessel with integral centering
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United States of America Patent
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Aug 20, 2013
Grant Date -
May 26, 2011
app pub date -
Nov 24, 2009
filing date -
Nov 24, 2009
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A vessel includes a cylindrical section, a bottom section, a lower ring, and an upper ring. The cylindrical section includes an inside and, an outside vessel surfaces, an upper end region terminating at a rim circumscribing a vessel opening, a vessel groove formed at the outside vessel surface in the upper end region, and a lower end region axially spaced from the upper end region. The bottom section is disposed at the lower end region. The lower ring includes annular lateral and an annular flange portions. The lateral portion is disposed in the vessel groove and includes an outer lateral surface concentric with the inside vessel surface. The flange portion includes an upper and a lower flange surfaces perpendicular to the inside vessel surface. The upper ring includes an inner section extending over at least a portion of the rim, and an outer section securely engaging the upper flange surface.
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