Dissolution tester

Details Dissolution tester Dissolution tester

2008-07-22

2008-07-22

Raevis, Robert R (Department: 2856)

Measuring and testing

Testing of material

Reexamination Certificate

active

07401533

ABSTRACT:
A dissolution tester comprising: a constant-temperature-water tank; a vessel for introducing a dissolution test liquid; a vessel lid having a suction hole for sucking up the test liquid; a suction nozzle which can move up and down together with the nozzle holder; and an administration mechanism for automatically administering a sample for conducting a dissolution test into the vessel; the administration mechanism comprises an administration hole provided at the vessel lid; a sample receiver provided at the vessel lid, for holding the sample at the vessel lid when the administration hole is closed; and a manipulator rod which can move up and down together with the nozzle holder, for opening the administration hole by making contact with the sample receiver such that the sample on the sample receiver is made to fall into the vessel via the administration hole, when carrying out administration.

REFERENCES:
patent: 6170980 (2001-01-01), Martin
patent: 6308584 (2001-10-01), Benz
patent: 6727480 (2004-04-01), Fernando et al.
patent: 7024955 (2006-04-01), Carlson et al.
patent: 2005/0166688 (2005-08-01), Tian et al.
patent: 2000-283977 (2000-10-01), None

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