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:
Mar. 05, 2013

Filed:

Sep. 29, 2008
Applicants:

Stephen M. Liebold, Grantham, NH (US);

Jon W. Lindsay, Hanover, NH (US);

Brian J. Currier, Newport, NH (US);

Inventors:

Stephen M. Liebold, Grantham, NH (US);

Jon W. Lindsay, Hanover, NH (US);

Brian J. Currier, Newport, NH (US);

Assignee:

Hypertherm, Inc., Hanover, NH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 10/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A shield for a plasma arc torch that pierces and cuts a metallic workpiece producing a splattering of molten metal directed at the torch, the shield protecting consumable components of the plasma arc torch from the splattering molten metal. The shield can include a body, a first surface of the body configured to be contact-cooled by a gas flow, a second surface of the body configured to be contact-cooled by a liquid flow, and a seal assembly configured to be secured to the body and disposed relative to the second surface configured to retain the liquid flow contact-cooling the second surface.


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