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:
Dec. 05, 2006

Filed:

Mar. 16, 2004
Applicants:

Kevin D. Homer-richardson, Cornish, NH (US);

Joseph P. Jones, Lebanon, NH (US);

Roger W. Hewett, Plainfield, NH (US);

Shiyu Chen, Claremont, NH (US);

Inventors:

Kevin D. Homer-Richardson, Cornish, NH (US);

Joseph P. Jones, Lebanon, NH (US);

Roger W. Hewett, Plainfield, NH (US);

Shiyu Chen, Claremont, NH (US);

Assignee:

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

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

A tip gas distributor is provided that preferably comprises a plurality of swirl holes and a plurality of secondary gas holes, wherein the swirl holes direct a plasma gas to generate a plasma stream, and the secondary gas holes direct a secondary gas to stabilize the plasma stream. Additionally, a tip gas distributor is provided that comprises swirl passages and secondary gas passages formed between the tip gas distributor and an adjacent component to generate and stabilize the plasma stream. Further, methods of generating and stabilizing the plasma stream are provided through the use of the swirl holes and passages, along with the secondary gas holes and passages.


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