Bibliographic data: WO2009055580 (A2) ― 2009-04-30


CONTOUR CRAFTING EXTRUSION NOZZLES  

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Page bookmark WO2009055580 (A2)  -  CONTOUR CRAFTING EXTRUSION NOZZLES
Inventor(s): KHOSHNEVIS BEHROKH [US] +
Applicant(s): UNIV SOUTHERN CALIFORNIA [US]; KHOSHNEVIS BEHROKH [US] +
Classification:
- international: B29C31/00; B29C47/92
- cooperative:
Application number: WO2008US80976 20081023 
Priority number(s): US20070982378P 20071024 ; US20070990581P 20071127
Also published as: WO2009055580 (A3)  


Abstract of  WO2009055580 (A2)


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An automated extrusion construction system may include an extrusion nozzle configured to extrude construction material in a substantially horizontal direction against an elongated and substantially vertical surface. An extrusion nozzle may have a height adjustment mechanism configured to adjust the height of an outlet in response to level deviations in the surface on which the construction material is extruded by the extrusion nozzle. An automated extrusion construction system may include a slicing mechanism configured to controllably slice through the extruded layer.