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Method and apparatus for continuous composite three-dimensional printing

DC
  • US 9,511,543 B2
  • Filed: 08/24/2013
  • Issued: 12/06/2016
  • Est. Priority Date: 08/29/2012
  • Status: Active Grant
First Claim
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1. A method of manufacturing a three-dimensional object comprising:

  • extruding through one or more openings at least one path comprising at least one primary material and at least one secondary material;

    wherein the at least one primary material comprises a liquid material,wherein the at least one secondary material comprises at least one strand, andwherein the at least one primary material and the at least one secondary material are extruded contemporaneously;

    encasing at least a portion of the at least one secondary material in the at least one primary material;

    coupling a portion of the at least one path to an anchor point;

    pulling the at least one path through the one or more openings by at least one of moving the one or more openings and moving the anchor point;

    adjusting orientation of the at least one path relative to the one or more openings to adjust the shape of the at least one path;

    hardening at least a portion of the at least one primary material; and

    forming at least a portion of the three-dimensional object from the at least one path as the at least one path is extruded.

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