US 11,939,878 B1
Turbomachine component having self-breaking supports
Jonathan Dwight Berry, Simpsonville, SC (US); Emily Kaufman, Greenville, SC (US); Clay Thomas Griffis, Greenville, SC (US); Bailey Basso, Greenville, SC (US); and Archie Lee Swanner, Jr., Easley, SC (US)
Assigned to GE Infrastructure Technology LLC, Greenville, SC (US)
Filed by General Electric Company, Schenectady, NY (US)
Filed on Dec. 15, 2022, as Appl. No. 18/081,924.
Int. Cl. F01D 21/04 (2006.01); B22F 10/28 (2021.01); B33Y 10/00 (2015.01); B33Y 80/00 (2015.01); F01D 9/02 (2006.01); F23D 14/02 (2006.01)
CPC F01D 21/045 (2013.01) [B22F 10/28 (2021.01); F01D 9/02 (2013.01); F23D 14/02 (2013.01); B33Y 10/00 (2014.12); B33Y 80/00 (2014.12)] 17 Claims
OG exemplary drawing
 
1. A component formed from an additive manufacturing system, the additive manufacturing system having an axial build direction, a radial direction, and a circumferential direction, the component comprising:
an exterior portion, the exterior portion including a first end wall, a second end wall, and an outer band extending axially between the first end wall and the second end wall; and
an interior portion disposed within the exterior portion, the interior portion including a self-breaking inner band extending axially between the first end wall and the second end wall, the self-breaking inner band including a first solid portion extending from the first end wall to a perforated portion and a second solid portion extending from the second end wall to the perforated portion, wherein the perforated portion comprises a plurality of teeth disposed between the first end wall and the second end wall.