The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 03, 2026

Filed:

May. 18, 2023
Applicant:

Government of the United States of America, As Represented BY the Secretary of Commerce, Gaithersburg, MD (US);

Inventors:

Leon Shih Chao, Gaithersburg, MD (US);

Gordon Allan Shaw, III, Takoma Park, MD (US);

Stephan Schlamminger, Silver Spring, MD (US);

Yusi Cao, Germantown, MD (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01G 21/16 (2006.01); G01G 1/24 (2006.01); G01G 1/29 (2006.01); G01G 23/01 (2006.01);
U.S. Cl.
CPC ...
G01G 21/166 (2013.01); G01G 1/243 (2013.01); G01G 1/29 (2013.01); G01G 23/01 (2013.01);
Abstract

A second generation NIST Kibble balance includes: a main body including a main body fulcrum node; a lever bar in mechanical communication with the main body and that pivots about the main body fulcrum node; a central flexural bridge in flexural mechanical communication with the main body and the lever bar; a measurement mass arm mechanically coupled to the main body via the lever bar, the central flexural bridge, and a mass arm flexural bridge; the mass arm flexural bridge in flexural mechanical communication with the measurement mass arm and the lever bar; a reference force arm mechanically coupled to the main body via the lever bar, the central flexural bridge, and a reference arm flexural bridge; and the reference arm flexural bridge in flexural mechanical communication with the reference force arm and the lever bar.


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