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:
Aug. 10, 2021

Filed:

Aug. 20, 2018
Applicants:

Lawrence Livermore National Security, Llc, Livermore, CA (US);

The Board of Trustees of the University of Illinois, Urbana, IL (US);

Inventors:

James Lewicki, Oakland, CA (US);

William Compel, Oakland, CA (US);

Daniel Tortorelli, Champaign, IL (US);

Felipe Fernandez-Ayala, Pichincha, EC;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 64/393 (2017.01); B33Y 50/02 (2015.01); G06T 17/20 (2006.01); G06F 30/17 (2020.01); G06F 111/06 (2020.01);
U.S. Cl.
CPC ...
B29C 64/393 (2017.08); B33Y 50/02 (2014.12); G06F 30/17 (2020.01); G06T 17/20 (2013.01); G06F 2111/06 (2020.01);
Abstract

The present disclosure relates to a system for optimizing an additive manufacturing (AM) process. The system may use a printing component for using a material to form a component in a layer-by-layer process. An electronic controller may control movement of one of the printing component or a substrate on which the component is being formed, in a manner to optimize a toolpath for the printing component as each layer of the component is formed. Optimization operations are performed using an optimization subsystem which enables manufacturability constraints, as well as optimized toolpaths for each layer of the component, to be defined using contours of a level-set function. The level-set function may be used to define the optimized toolpaths within a fixed, predetermined grid, and the optimized toolpaths then used to generate suitable code for controlling movement of the printing component relative to the substrate to create the part or structure in a layer-by-layer process, using the optimized toolpaths.


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