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.:
Date of Patent:
Dec. 02, 2025
Filed:
Sep. 26, 2023
GM Global Technology Operations Llc, Detroit, MI (US);
Adam Mcfarland, Royal Oak, MI (US);
Adam John Campbell, Rochester, MI (US);
Steven Lewis Corzyk, Farmington Hills, MI (US);
Patrick J. Eding, Fremont, MI (US);
Dale Miller, Rochester, MI (US);
GM Global Technology Operations LLC, Detroit, MI (US);
Abstract
A method for removing excess powder from a part for a vehicle during an additive manufacturing process, comprises defining parameters for a part, defining parameters for a removal tool comprising a plurality of links to create a chain-like structure, simultaneously creating the part and the removal tool via additive manufacturing, wherein the part defines an interior passageway and the removal tool is created within the interior passageway and, upon completion of the creation of the part and the removal tool, the removal tool is surrounded by excess powder in the interior passageway, and wherein each link of the plurality of links are created with a gap between adjacent links of the plurality of links, and removing the removal tool from the interior passageway, forcing at least some of the excess powder out of the interior passageway.