US 11,718,026 B1
Recoat assemblies for additive manufacturing systems and methods of using the same
John Sterle, Clifton Park, NY (US)
Assigned to General Electric Company, Schenectady, NY (US)
Filed by General Electric Company, Schenectady, NY (US)
Filed on Jul. 20, 2022, as Appl. No. 17/869,472.
Int. Cl. B29C 64/218 (2017.01); B29C 64/153 (2017.01); B33Y 30/00 (2015.01); B29C 64/241 (2017.01); B29C 64/236 (2017.01)
CPC B29C 64/218 (2017.08) [B29C 64/153 (2017.08); B29C 64/236 (2017.08); B29C 64/241 (2017.08); B33Y 30/00 (2014.12)] 20 Claims
OG exemplary drawing
 
1. A recoat assembly for an additive manufacturing system, comprising:
a first encasement portion comprising a roller to contact, move, spread, and/or smooth a build material; and
a second encasement portion pivotally coupled to the first encasement portion and pivotable with respect to the first encasement portion from a first position to a second position, an internal cavity of the second encasement portion defined in part by a base frame of the first encasement portion, wherein:
the roller is enclosed in a powder containment section of the recoat assembly when the second encasement portion is in the first position; and
a rotating surface of the roller is exposed when the second encasement portion pivots away from the base frame of the first encasement portion to the second position.