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:
Feb. 18, 2025

Filed:

Jun. 06, 2022
Applicant:

Ford Global Technologies, Llc, Dearborn, MI (US);

Inventors:

Hongyi Xu, Northville Township, MI (US);

Siddharthan Selvasekar, Livermore, CA (US);

Ching-Hung Chuang, Northville, MI (US);

Ellen Lee, Ann Arbor, MI (US);

Assignee:

Ford Global Technologies, LLC, Dearborn, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 64/386 (2017.01); B29D 24/00 (2006.01); B33Y 10/00 (2015.01); B33Y 50/00 (2015.01); B33Y 80/00 (2015.01);
U.S. Cl.
CPC ...
B29C 64/386 (2017.08); B29D 24/001 (2013.01); B33Y 10/00 (2014.12); B33Y 50/00 (2014.12); B33Y 80/00 (2014.12);
Abstract

A part formed by an additive manufacturing process consist of regions of voids, regions of solid material, and regions of non-uniform lattice cells, where each lattice cell includes bars. The regions are spatially distributed throughout the part as a function of load conditions such that the solid material is distributed in regions of first load paths and the non-uniform lattice cells are distributed in regions of second load paths lower in magnitude than the first load paths. Diameters of each bar of a non-uniform lattice cell are sized as a function of at least one of a resolution unit of the additive manufacturing process and part performance requirements. The diameters of the bars of the non-uniform lattice cells are classified into clusters with an average diameter size being assigned to all non-uniform lattice cells in the same cluster.


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