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.
Patent No.:
Date of Patent:
Sep. 24, 2013
Filed:
Dec. 20, 2011
Jonathan P. Mather, Cornish Flat, NH (US);
Stephen T. Eickhoff, Hanover, NH (US);
Jesse Roberts, Cornish, NH (US);
Jonathan P. Mather, Cornish Flat, NH (US);
Stephen T. Eickhoff, Hanover, NH (US);
Jesse Roberts, Cornish, NH (US);
Hypertherm, Inc., Hanover, NH (US);
Abstract
An electrode for a contact start plasma arc torch includes an elongated electrode body formed of an electrically conductive material. The electrode body is movable relative to the torch. The electrode and torch can include a contact element having a first surface in electrical communication with the power contact and a second surface characterized by (i) physical contact with the electrode body during transferred arc mode and (ii) absence of physical contact with the electrode body during initiation of a pilot arc.