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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.

Patent No.:

US 12220862 B1

PDFFull Text
Date of Patent:
Feb. 11, 2025

Filed:

Jan. 19, 2023

Sheet lamination additive manufacturing for hollow sealed geometries without internal support

Applicant:

GM Global Technology Operations Llc, Detroit, MI (US);

Inventors:

Raffaello Ardanese, Bloomfield Hills, MI (US);

James Joseph Deininger, Sterling Heights, MI (US);

Andrew Thomas Cunningham, Cambridge, MA (US);

Mark Allen Leavitt, Oxford, MI (US);

Assignee:

GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);

Attorney:

Lorenz & Kopf LLP

Primary Examiner:

George R Koch

Int. Cl.
CPC ...
B29C 64/147 (2017.01); B29C 64/153 (2017.01); B29C 64/314 (2017.01); B33Y 10/00 (2015.01); B33Y 30/00 (2015.01); B33Y 40/10 (2020.01);
U.S. Cl.
CPC ...
B29C 64/147 (2017.08); B29C 64/153 (2017.08); B29C 64/314 (2017.08); B33Y 10/00 (2014.12); B33Y 30/00 (2014.12); B33Y 40/10 (2020.01);
Abstract

Systems and methods are provided for building a product by additive manufacturing and creating hollow volumes without including build supports in the hollow volume for the layers above the hollow volume. An additive manufacturing cell includes a material handling device, a printer a material delivery system and an energy source to feed the sheets, print on the sheets, apply a powder on the printed sheets, build a hollow volume into the sheets and consolidate the sheets into a product with a contiguous structure.

Find Patent Forward Citations

Ardanese, Raffaello. (2025). Sheet lamination additive manufacturing for hollow sealed geometries without internal support (U.S. Patent No. 12220862). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12220862

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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