Extruder device, extruder system and use of an extruder device and/or of an extruder system

An extruder device (1) for extruding a strand (ST) of building material (BS) for the 3D printing of a building structure part (BWT), wherein the extruder device (1) comprises: an extruder die (5), wherein the extruder die (5) has an outlet opening (2) for discharging the strand (ST) of building mate...

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Bibliographische Detailangaben
Hauptverfasser:	MÖGLE, Peter, HUTH, Tobias, HÄFNER, Jens, KASTEN, Knut
Format:	Patent
Sprache:	eng
Schlagworte:	BUILDING BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE FIXED CONSTRUCTIONS FORMS HANDLING BUILDING MATERIALS ON THE SITE PERFORMING OPERATIONS REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS SCAFFOLDING SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG, OR MIXTURESCONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER SHUTTERING TRANSPORTING WORKING CEMENT, CLAY, OR STONE
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Beschreibung
Zusammenfassung:	An extruder device (1) for extruding a strand (ST) of building material (BS) for the 3D printing of a building structure part (BWT), wherein the extruder device (1) comprises: an extruder die (5), wherein the extruder die (5) has an outlet opening (2) for discharging the strand (ST) of building material (BS) out of the extruder device (1); and at least one covering element (8, 8a, 8b), wherein the at least one covering element (8, 8a, 8b) is designed to cover at least one part (2a) of the outlet opening (2) in such a way that an opening cross section (3) of at least one uncovered part (2b) of the outlet opening (2) assigns a strand cross section (4) of the discharged strand (ST) of building material (BS).