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:
Jan. 13, 2015

Filed:

Feb. 06, 2014
Applicant:

Thermal Dynamics Corporation, West Lebanon, NH (US);

Inventors:

Nakhleh Hussary, Grantham, NH (US);

Christopher J. Conway, Wilmot, NH (US);

Assignee:

Thermal Dynamics Corporation, West Lebanon, NH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 10/00 (2006.01); H05H 1/34 (2006.01); H05H 1/28 (2006.01);
U.S. Cl.
CPC ...
H05H 1/34 (2013.01); H05H 1/28 (2013.01); H05H 2001/3442 (2013.01);
Abstract

An electrode for a plasma arc torch includes a conductive body and a plurality of emissive inserts. The conductive body includes a proximal end portion, a distal end portion and a cavity extending from the proximal end portion to the distal end portion. The distal end portion defines a distal end face. The plurality of emissive inserts extend through the distal end face. The conductive body further defines a dimple extending into the distal end face and at least partially into the emissive inserts. The dimple is positioned concentrically about a centerline of the conductive body.


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