The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 27, 2018

Filed:

May. 19, 2016
Applicant:

Palo Alto Research Center Incorporated, Palo Alto, CA (US);

Inventor:

Gregory Lewis Burton, Mountain View, CA (US);

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 64/386 (2017.01); G05B 19/4099 (2006.01); B33Y 70/00 (2015.01); B33Y 10/00 (2015.01); B33Y 30/00 (2015.01); B29C 64/106 (2017.01); B33Y 50/02 (2015.01);
U.S. Cl.
CPC ...
B29C 64/386 (2017.08); B29C 64/106 (2017.08); B33Y 10/00 (2014.12); B33Y 30/00 (2014.12); B33Y 70/00 (2014.12); G05B 19/4099 (2013.01); B33Y 50/02 (2014.12); G05B 2219/49026 (2013.01);
Abstract

Functionally graded materials can be prepared through additive manufacturing by determining the path that a head of 3D printer can follow while extruding a material mix of a required composition at required points of a layer of an FGM. Each point within the layer is evaluated regarding the directions within which the printing head can move into from that point while extruding the material mix of a required composition. Based on the evaluation, a multitude of polygons are defined within the polygonal shape that are guaranteed to be printable. A path can be designed for the printing head to follow to print all of the defined polygons, and consequently, to print the entire polygonal layer. Material extrusion commands are generated for the printing head.


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