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. 10, 2024
Filed:
Sep. 30, 2019
Signify Holding B.v., Eindhoven, NL;
Rifat Ata Mustafa Hikmet, Eindhoven, NL;
Paulus Albertus Van Hal, Waalre, NL;
Cornelis Adrianus Maria Huijben, Waalre, NL;
SIGNIFY HOLDING, B.V., Eindhoven, NL;
Abstract
Method for producing a 3D item () by means of fused deposition modelling, the method comprising a 3D printing stage comprising layer-wise depositing an extrudate () comprising 3D printable material (), to provide the 3D item () comprising 3D printed material (), wherein the 3D item () comprises a plurality of layers () of 3D printed material (), wherein the 3D printing stage comprises: •—a vertical support providing stage comprising providing a first layer () of 3D printed material (), wherein the first layer () has a first layer top part () with a first layer top height (HI) relative to the substrate () and a first layer bottom part () with a first layer bottom height (H) relative to the substrate (), wherein the first layer () has a first layer height (HI) defined by the difference between the first layer top height (HI) and the first layer bottom height (H), wherein the value of the first layer bottom height (H) is at least equal to the value of the first layer height (HI), and •—an in-air printing stage comprising supportless depositing a second layer () of 3D printed material () adjacent to and in contact with the first layer (), wherein the second layer () has a second layer top part (), wherein at least part of the second layer top part () extends over at least part of the first layer top part () and is conformal therewith.