Patent ID: 11951684
Assignee: SIDUS SPACE, INC.
Field: Other special machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 18:
19. A three-dimensional print head apparatus operable in lunar and Martian environments, comprising:
a hopper having a cavity and a lower aperture;
a nozzle having an upper aperture and a lower aperture;
a barrel comprising:
a feed screw positioned in an interior of the pipe;
a drive shaft adapted to transmit torque to the feed screw;
a motor adapted to provide torque to the drive shaft; and
a motor controller adapted to control the torque provided by the motor;

a heating system positioned along the barrel; and
a fume extraction system comprising:
a plurality of tubes, each having a first open end;
a manifold carrying a second open end of each of the plurality of tubes; and
an exhaust tube having a first open end secured to the manifold and in fluid communication with the second open ends of each of the plurality of tubes.