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. 07, 2017

Filed:

Jul. 22, 2013
Applicant:

Illinois Tool Works Inc., Glenview, IL (US);

Inventors:

James A. Head, Fairmont, MN (US);

Kevin M. Fruechte, Fairmont, MN (US);

Assignee:

ILLINOIS TOOL WORKS INC., Glenview, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01G 3/14 (2006.01); G01G 21/18 (2006.01); G01L 1/20 (2006.01);
U.S. Cl.
CPC ...
G01G 3/1402 (2013.01); G01G 3/14 (2013.01); G01G 21/18 (2013.01); G01L 1/205 (2013.01);
Abstract

A load cell may include a bar having a supported end, an unsupported end and a sensor holding portion disposed between the supported end and the unsupported end. The load cell may further include a plurality of electronic sensors including a first strain gauge pair and a second strain gauge pair disposed along the sensor holding portion. The load cell may further include an interface member directly connecting the electronic sensors for weight calculation responsive to application of a load to the unsupported end. In some cases, the interface member may include a flex circuit.


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