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:
Jun. 11, 2019

Filed:

May. 12, 2015
Applicant:

Rockwell Automation Technologies, Inc., Mayfield Heights, OH (US);

Inventors:

Jeffrey R. Annis, Wakesha, WI (US);

Gary L. Skibinski, Milwaukee, WI (US);

Assignee:

Rockwell Automation Technologies, Inc., Mayfield Heights, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 27/40 (2006.01); G01K 7/00 (2006.01); G01K 13/00 (2006.01); G01K 1/08 (2006.01);
U.S. Cl.
CPC ...
G01K 7/00 (2013.01); G01K 1/08 (2013.01); G01K 13/00 (2013.01); H01F 27/402 (2013.01); H01F 2027/406 (2013.01);
Abstract

A thermal well temperature monitoring assembly with high dielectric strength capability is disclosed consisting of a low relative dielectric constant material in a continuous structure that does not have any air voids or pockets. The low relative dielectric constant structure of the thermal well has at least one internal cavity having an end region. A thermal sensor is at least partially located within the at least one internal cavity. The thermal sensor has one or more wires extending out of the end region of the internal cavity. A first low relative dielectric constant potting material encapsulates at least a portion of the thermal sensor within the internal cavity to remove air voids that decrease dielectric strength. A second low relative dielectric constant potting material fills at least a portion of the end region of the internal cavity to provide mechanical ruggedness and environmental sealing.


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