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US Patent 7296466 Underwater weighing container and apparatus for measuring specific gravity

Patent 7296466 was granted and assigned to Shimadzu Corp. on November, 2007 by the United States Patent and Trademark Office.

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Patent
Patent
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Patent attributes

Current Assignee
Shimadzu Corp.
Shimadzu Corp.
1
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
1
Patent Number
72964661
Patent Inventor Names
Tetsuro Kusumoto1
Date of Patent
November 20, 2007
1
Patent Application Number
110478891
Date Filed
January 31, 2005
1
Patent Primary Examiner
Hezron Williams
Hezron Williams
1
Patent abstract

An underwater weighing container for measuring specific gravity, requiring relatively a small amount of reference liquids for measurement and offering wide space for mounting specimens to be measured are provided. The underwater weighing container includes a tubular body and a circular bottom plate. The tubular body has openings on both ends. One end has an introvert circular rim formed thereon and the other end has a plurality of stoppers attached to the internal surface thereof. The circular bottom plate has a mesh or a porous structure and is inserted between the circular rim and the stoppers. The underwater weighing container is immersed in a reference liquid, and a solid specimen is placed on or inserted underneath the bottom plate. The underwater weighing container is hung by means of a hanging member 13 to measure the weight of the solid specimen and determine the specific gravity.

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