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. 30, 2025
Filed:
Jul. 12, 2021
Signify Holding B.v., Eindhoven, NL;
Marc Andre De Samber, Lommel, BE;
Harry Broers, S-Hertogenbosch, NL;
SIGNIFY HOLDING B.V., Eindhoven, NL;
Abstract
The invention provides a fused deposition modeling 3D printer (), comprising (i) a printer head (), (ii) a 3D printable material providing device (), (iii) an actuator () for moving one or more of (a) the printer head () and (b) a receiver item (), (iv) an optical sensor (), and (v) n optical elements (), wherein n≥1; wherein:-in an operational mode of the fused deposition modeling 3D printer () the optical sensor () senses one or more of (i) reflection of radiation () at 3D printed material () on the receiver item (), (ii) reflection of radiation () at at least one of the n optical elements (), and (iii) transmission of radiation () through at least one of the n optical elements (), thereby sensing at least part of a space between the receiver item () and the printer head ();-during the operational mode at least one of the group of optical elements () and the optical sensor () are configured at equal heights or higher than a printer nozzle () functionally coupled to the printer head ().