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:
Jul. 06, 2021

Filed:

Jan. 31, 2017
Applicant:

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

Inventors:

Kevin McWithey, Oshkosh, WI (US);

Paul Verhagen, Appleton, WI (US);

Assignee:

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01B 21/02 (2006.01); B23K 31/12 (2006.01); B23K 9/235 (2006.01); B23K 9/028 (2006.01); G01N 25/18 (2006.01); B23K 9/16 (2006.01); B23K 101/06 (2006.01);
U.S. Cl.
CPC ...
G01B 21/02 (2013.01); B23K 9/028 (2013.01); B23K 9/16 (2013.01); B23K 9/235 (2013.01); B23K 31/12 (2013.01); G01N 25/18 (2013.01); B23K 2101/06 (2018.08);
Abstract

A heating system includes a power source connected to a heater to heat a workpiece via the heater and a controller. The controller is configured to receive the first temperature measurement signal, the first temperature measurement signal corresponding to a first temperature of the workpiece. The controller is to turn on the power source to activate the heater to heat the workpiece, receive the second temperature measurement signal in response to heating the workpiece, the second temperature measurement signal corresponding to a second temperature of the workpiece. The controller calculates a change in temperature of the workpiece based on the first and second temperatures, and determines a physical characteristic of the workpiece based on the change in temperature.


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