Optical powder spreadability sensor and methods for powder-based additive manufacturing

Disclosed is an apparatus for and method of determining spreading behavior of a powder material during an additive manufacturing process. The method deposits a powder mound, moves a spreader to distribute a layer of powder over a build supported on a build area, operates an energy source to cast int...

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Bibliographische Detailangaben
Hauptverfasser:	LaSalle, III, Erling Richard, Saharan, Ankit
Format:	Patent
Sprache:	eng
Schlagworte:	ADDITIVE MANUFACTURING TECHNOLOGY ADDITIVE MANUFACTURING, i.e. MANUFACTURING OFTHREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVEAGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING,STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING CASTING MAKING METALLIC POWDER MANUFACTURE OF ARTICLES FROM METALLIC POWDER PERFORMING OPERATIONS POWDER METALLURGY SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG, OR MIXTURESCONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS TRANSPORTING WORKING CEMENT, CLAY, OR STONE WORKING METALLIC POWDER WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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