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:
Dec. 27, 2022
Filed:
Mar. 06, 2019
Concept Laser Gmbh, Lichtenfels, DE;
Stephan Hunze, Lichtenfels, DE;
Jens Junge, Neustadt bei Coburg, DE;
CONCEPT LASER GMBH, Lichtenfels, DE;
Abstract
Apparatus () for additively manufacturing three-dimensional objects () by means of successive layerwise selective consolidation of layers of a build material () which can be consolidated by means of an energy source (), which apparatus () comprises an optical unit () with at least one optical surface () arranged in a process chamber () of the apparatus (), wherein the apparatus () comprises at least one determination device () with at least one light source () and at least one determination unit () adapted to determine at least one radiation parameter of radiation () emitted from the light source () and reflected at the optical surface () of the optical unit (), wherein the determination device () is adapted to determine at least one condition information of the optical unit () based on the determined radiation parameter.