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. 28, 2026

Filed:

Jun. 25, 2021
Applicant:

Ajax Tocco Magnethermic Corporation, Warren, OH (US);

Inventor:

David Lazor, Warren, OH (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 6/10 (2006.01); H05B 6/36 (2006.01); H05B 6/44 (2006.01);
U.S. Cl.
CPC ...
H05B 6/101 (2013.01); H05B 6/362 (2013.01); H05B 6/44 (2013.01);
Abstract

An induction heating apparatus and method of use wherein the apparatus includes two poles, each pole having a pair of spaced apart coils wherein at least one of a spacing between the poles and the pole pitch is adjustable to control the power density transferred to a workpiece across its width. In some embodiments, movable flux shields are also adjusted to control power density transferred along edge portions of the workpiece.


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