US 12,472,695 B2
Anchors and skirts to reduce part warping
Nicholas Kalweit, Cambridge, MA (US); Corey Hazeltine Walsh, Belmont, MA (US); Harrison Davis, Boston, MA (US); Vinay Francis Rodrigues, Watertown, MA (US); and Agamemnon Despopoulos, Cambridge, MA (US)
Assigned to MARKFORGED, INC, Waltham, MA (US)
Filed by MARKFORGED, INC., Waltham, MA (US)
Filed on Jul. 24, 2023, as Appl. No. 18/225,321.
Claims priority of provisional application 63/369,323, filed on Jul. 25, 2022.
Prior Publication US 2024/0025125 A1, Jan. 25, 2024
Int. Cl. B29C 64/40 (2017.01); B29K 79/00 (2006.01); B33Y 10/00 (2015.01)
CPC B29C 64/40 (2017.08) [B33Y 10/00 (2014.12); B29K 2079/085 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method of reducing warping of a printed part, comprising:
depositing a raft comprising a first printable material onto a build platen of a three-dimensional printer;
depositing a support material comprising a second printable material onto the raft;
depositing an anchor comprising one or more anchor shells of the first printable material onto the raft, the anchor being deposited within the support material;
printing a part comprising the first printable material above the support material; and
securing the part to the anchor by depositing one or more skirt shells comprising the first printable material about a periphery of the part and onto the anchor.