US 12,303,979 B2
Ejector for modification of metal jetting compositions and methods thereof
Mariusz Tadeusz Mika, Raleigh, NC (US); and Peter M. Gulvin, Webster, NY (US)
Assigned to ADDITIVE TECHNOLOGIES, LLC, Palm City, FL (US)
Filed by Additive Technologies, LLC, Palm City, FL (US)
Filed on Aug. 31, 2021, as Appl. No. 17/462,713.
Prior Publication US 2023/0063825 A1, Mar. 2, 2023
Int. Cl. B22F 12/00 (2021.01); B22F 10/22 (2021.01); B22F 12/13 (2021.01); B22F 12/53 (2021.01); B22F 12/70 (2021.01); B33Y 30/00 (2015.01); B33Y 40/10 (2020.01)
CPC B22F 12/53 (2021.01) [B22F 10/22 (2021.01); B22F 12/13 (2021.01); B22F 12/70 (2021.01); B33Y 30/00 (2014.12); B33Y 40/10 (2020.01); B22F 2201/10 (2013.01); B22F 2202/15 (2013.01)] 18 Claims
OG exemplary drawing
 
1. An ejector for jetting modified metal, comprising:
a structure defining an inner cavity and a nozzle;
a nozzle orifice in connection with the inner cavity and configured to eject one or more droplets of liquid metal;
a first gas source associated with the inner cavity and an external portion of the nozzle;
a second gas source coupled to the first gas source and in proximity to an external portion of the nozzle orifice;
an additive source coupled to the second gas source; and
an additive inlet external to and coupled to the nozzle and coupled to the additive source;
and wherein:
the additive comprises a powder.