Apparatus for producing an object by means of additive manufacturing

The present invention relates to an apparatus for producing an object by means of additive manufacturing. The apparatus comprises a process chamber for receiving a bath of material which can be solidified, a support for positioning the object in relation to the surface level of the bath of material,...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ROB PETER ALBERT VAN HAENDEL, MARK HERMAN ELSE VAES, CHRIS PATRICK WEBB
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The present invention relates to an apparatus for producing an object by means of additive manufacturing. The apparatus comprises a process chamber for receiving a bath of material which can be solidified, a support for positioning the object in relation to the surface level of the bath of material, a solidifying device for solidifying a selective part of the material, and a recoating device which can be displaced along the surface of the bath for levelling the surface of the bath. The recoating device comprises comprises at least one elongated levelling member with a levelling element that is arranged to be displaceable in a at least a direction substantially transversal to the plane defined by the surface (L) of the bath upon encountering a force exceeding a threshold. In an embodiment, the levelling member has a plurality of levelling elements that face the surface of the bath and that are designed to be flexibly deflectable in a direction counter to the displacing direction.