US 11,931,958 B2
Extrusion nozzle for additive manufacturing
Pritam Poddar, Rochester, NY (US); Adam Foster, Villennes sur Seine (FR); Xavier Tarr, Rochester, NY (US); and Justin Kon, Rochester, NY (US)
Assigned to PRISAM LLC, Rochester, NY (US)
Filed by PRISAM LLC, Rochester, NY (US)
Filed on Jun. 29, 2022, as Appl. No. 17/809,735.
Prior Publication US 2024/0001609 A1, Jan. 4, 2024
Int. Cl. B29C 64/209 (2017.01); B29C 64/295 (2017.01); B33Y 30/00 (2015.01)
CPC B29C 64/209 (2017.08) [B29C 64/295 (2017.08); B33Y 30/00 (2014.12)] 20 Claims
OG exemplary drawing
 
1. A nozzle for additive manufacturing, comprising:
a body comprising:
a thermally conductive material, a front side opposite a back side, a first side opposite a second side, the first side and the second side connected to and between the front side and the back side; and
a top end opposite a nozzle opening; and
an extrusion end, comprising a tapered section of the first side, the second side, the front side, and the back side, tapering to the nozzle opening;
a first conduit, extending through the body from an opening in the top end to the nozzle opening in the extrusion end;
a heater conduit, adjacent to the first conduit, extending from a heater opening in the top end and through the body into the extrusion end; and
a sensor conduit, adjacent to the first conduit, extending from a sensor opening in the top end and through body into the extrusion end.