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. 11, 2023

Filed:

Jul. 16, 2019
Applicant:

The Esab Group Inc., Florence, SC (US);

Inventor:

Andrew Raymond, Lebanon, NH (US);

Assignee:

THE ESAB GROUP, INC., North Bethesda, MD (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05H 1/28 (2006.01); H10N 10/13 (2023.01); F25B 21/02 (2006.01);
U.S. Cl.
CPC ...
H05H 1/28 (2013.01); F25B 21/02 (2013.01); H10N 10/13 (2023.02); F25B 2321/025 (2013.01);
Abstract

A plasma torch that includes an electrode having an exterior surface and a tip having an interior surface spaced apart from and facing the exterior surface of the electrode. A process gas flow channel located being located between the exterior surface of the electrode and the interior surface of the tip. A thermoelectric cooler having a cold plate and a hot plate is disposed between the exterior surface of the electrode and the interior surface of the tip with the cold plate being thermally connected to the exterior surface of the electrode. According to some implementations, electrical power is deliverable to the thermoelectric cooler only up electrical power being supplied to the electrode.


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