US 12,172,369 B2
Method of producing patterns, molds, and related products
Kenneth J. Susnjara, Birdseye, IN (US)
Assigned to Thermwood Corporation, Dale, IN (US)
Filed by Thermwood Corporation, Dale, IN (US)
Filed on May 30, 2023, as Appl. No. 18/325,833.
Application 18/325,833 is a continuation of application No. 17/661,202, filed on Apr. 28, 2022, granted, now 11,701,818.
Application 17/661,202 is a continuation of application No. 17/322,477, filed on May 17, 2021, granted, now 11,345,081, issued on May 31, 2022.
Prior Publication US 2023/0321899 A1, Oct. 12, 2023
Int. Cl. B29C 64/147 (2017.01); B29C 64/30 (2017.01); B33Y 10/00 (2015.01); B33Y 40/20 (2020.01); B29K 101/10 (2006.01)
CPC B29C 64/147 (2017.08) [B29C 64/30 (2017.08); B33Y 10/00 (2014.12); B33Y 40/20 (2020.01); B29K 2101/10 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An additive manufacturing method, comprising:
removing material from a sheet to create a plurality of individual layer segments;
placing at least two first layer segments adjacent to each other to form at least a portion of a first layer, the at least a portion of the first layer including a curved section;
placing at least one second layer segment on the at least two first layer segments to form at least a portion of a second layer;
forming holes in each of the at least two first layer segments of the first layer;
forming a plurality of holes in the second layer;
aligning the holes in each of the at least two first layer segments of the first layer with corresponding holes of the plurality of holes of the second layer, wherein, after the aligning, at least one hole of the plurality of holes in the second layer is radially offset inwards relative to the first layer; and
securing the first layer to the second layer.