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:
Mar. 25, 2003
Filed:
Aug. 03, 2001
Applicant:
Inventor:
Martin Lambert, Fellbach, DE;
Assignee:
Trumpf GmbH & Company, Ditzingen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 2/614 ;
U.S. Cl.
CPC ...
B23K 2/614 ;
Abstract
A laser based processing machine incorporates in the path of a laser beam ( ) at least one optical element ( ) which has a surface ( ) situated in the path of the laser beam ( ) and a scavenging medium delivery device which flushes its surface in an essentially counterflow-free fashion. The device includes a delivery element with flow nozzles about a portion of the periphery of the optional element and through which the scavenging medium flows onto the surface of the element and thereacross.