Absolute mass balance

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11187571
APP PUB NO 20200182682A1
SERIAL NO

16706011

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An absolute mass balance determines an absolute mass of an object and includes: a dual diameter wheel including: a balance fulcrum; and a balance beam disposed on the balance fulcrum and including: a main mass arm and a counter mass arm; a main mass receiver that receives the object; a main magnet system including: a first main coil that produces a first magnetic field; a second main coil that produces a second magnetic field; and a permanent magnet that produces a third magnetic field that interacts with the first magnetic field and the second magnetic field; a displacement measuring system that provides a null position of the dual diameter wheel and measures a velocity of the main magnet system; and a driving motor including: an eddy current damper that provides a constant velocity of the main mass receiver; and a counter mass magnet system.

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Patent Owner(s)

Patent OwnerAddress
GOVERNMENT OF THE UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF COMMERCENATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY 100 BUREAU DRIVE MS 2200 GAITHERSBURG MD 20899

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chao, Leon Shih Gaithersburg, US 3 0
Pratt, Jon Robert Clarksburg, US 1 0

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