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:
May. 02, 1989
Filed:
Jul. 06, 1987
Applicant:
Inventors:
William H Kasner, Penn Hills, PA (US);
Vincent A Toth, Penn Township, Westmoreland County, PA (US);
Phillip J Hawkins, Penn Hills Township, Allegheny Township, PA (US);
Assignee:
Westinghouse Electric Corp., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
21912163 ; 21912174 ; 21912175 ; 21912183 ; 350573 ;
Abstract
In one embodiment, a laser welding head is formed of a hollow tubular housing, and includes multiple focusing means for refocusing and realigning the laser beam if it is misaligned relative to the axis of the housing. In another embodiment, the housing is formed of a plurality of flexibly interconnected segments having at least one focusing means in each segment for realigning the beam and for directing the laser beam along interconnected linear paths.