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:
Oct. 27, 2015

Filed:

Jun. 11, 2012
Applicant:

Kwang Min OH, Gyeonggi-do, KR;

Inventor:

Kwang Min Oh, Gyeonggi-do, KR;

Assignees:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K 26/03 (2006.01); B23K 1/005 (2006.01); B23K 26/02 (2014.01); B23K 26/04 (2014.01); B23K 26/06 (2014.01); B23K 26/14 (2014.01); B23K 26/20 (2014.01); B23K 31/12 (2006.01);
U.S. Cl.
CPC ...
B23K 26/03 (2013.01); B23K 1/0056 (2013.01); B23K 26/023 (2013.01); B23K 26/046 (2013.01); B23K 26/0643 (2013.01); B23K 26/1405 (2013.01); B23K 26/20 (2013.01); B23K 26/203 (2013.01); B23K 31/125 (2013.01);
Abstract

A laser apparatus for welding is disclosed. The laser apparatus includes: a laser optic head adapted and configured to modify a spot size of a laser beam oscillated by a laser oscillator and to project the laser beam into a joining portion of joining members, wherein the laser optic head is adapted and configured to modify the spot size to selectively perform brazing or welding. A method of selectively brazing or welding according to one or more exemplary embodiments of the present invention includes: providing a laser apparatus of as described herein; and actuating the laser optic head to modify the spot size of the laser beam and project the laser beam into the joining portion of the joining members to selectively perform brazing or welding.


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