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:
May. 25, 2010

Filed:

Jun. 02, 2006
Applicants:

Scott Caldwell, Fairport, NY (US);

Hugh T. Mcnair, Webster, NY (US);

Inventors:

Scott Caldwell, Fairport, NY (US);

Hugh T. McNair, Webster, NY (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 26/20 (2006.01);
U.S. Cl.
CPC ...
Abstract

A laser welding apparatus having a laser source outputting a laser beam and a light transmitting device being positioned downstream from the laser source. The light transmitting device transmits the laser beam therethrough. The laser beam exiting the light transmitting device has at least a zero order light lobe and a first order light lobe, wherein the zero order light lobe and the first order light lobe together defining an initial beam width. An optical device positioned downstream from the light transmitting device converges the first order light lobe with the zero order light lobe to define a final beam width that is narrower than the initial beam width.


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